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Duos
Search Duos
Popular Composers: Duos
- Bartók, Béla (1881–1945)
- Beethoven, Ludwig van (1770–1827)
- Bloch, Ernest (1880–1959)
- Bottesini, Giovanni (1821–89)
- Chopin, Frédéric François (1810–49)
- Debussy, Claude Achille (1862–1918)
- Dvořák, Antonín (1841–1904)
- Elgar, Edward William (1857–1934)
- Falla, Manuel de (1876–1946)
- Fauré, Gabriel Urbain (1845–1924)
- Kreisler, Fritz (1875–1962)
- Liszt, Ferencz (1811–86)
- Marais, Marin (1656–1728)
- Mendelssohn, Felix (1809–47)
- Monti, Vittorio (1868-1922)
- Mozart, Wolfgang Amadeus (1756–91)
- Paganini, Niccolò (1782–1840)
- Pärt, Arvo (b.1935)
- Popper, David (1843–1913)
- Poulenc, Francis (1899–1963)
- Prokofiev, Sergei Sergeievitch (1891–1953)
- Rachmaninoff, Sergey Vassilievich (1873–1943)
- Ravel, Maurice (1875–1937)
- Saint-Saëns, Charles Camille (1835–1921)
- Sarasate, Pablo de (1844–1908)
- Schubert, Franz Peter (1797–1828)
- Schumann, Robert (1810–56)
- Stravinsky, Igor Feodorovich (1882–1971)
- Tchaikovsky, Piotr Ilyich (1840–93)
- Wieniawski, Henryk (1835–80)
More Composers: Duos
- Aagaard-Nilsen, Torstein (b.1964)
- Abbott, Katy (b.1971)
- Abel, Carl Friedrich (1723–87)
- Achron, Isidor (1892-1948)
- Adaïewsky, Ella (1846–1926)
- Adams, John (b.1947)
- Adaskin, Murray (1906–2002)
- Adler, Samuel (b.1928)
- Aho, Kalevi (b.1949)
- Al-Zand, Karim (b.1970)
- Alagna, Frederico
- Alain, Jehan (1911–40)
- Albert, Heinrich (1604–51)
- Alberti, Ferruccio Carlo
- Albrechtsberger, Johann Georg (1736–1809)
- Alfano, Franco (1875–1954)
- Alfvén, Hugo (1872–1960)
- Algot Haquinius, Johan (1886–1966)
- Alkan, Charles-Valentin (1813–88)
- Altieri, Paolo (1745–1820)
- Altman, Laurie (b.1944)
- Alwyn, William (1905–85)
- Amann, Michael (b.1964)
- Amirov, Fikret (1922–84)
- Amtmann, Prosper (1809–54)
- André, Mark (b.1964)
- Andreae, Volkmar (1879–1962)
- Andriessen, Hendrik (1892–1981)
- Anelli, Giuseppe (1873-1926)
- Angelis, Girolamo de (1567-1623)
- Antheil, George (1900–59)
- Antonacci, Pietro (17??-17??)
- Appignani, Alessandro (b.1976)
- Arban, Joseph Jean-Baptiste Laurent (1825–89)
- Arensky, Anton Stepanovich (1861–1906)
- Arlen, Walter (b.1920)
- Armstrong, Tom (b.1968)
- Arnold, Malcolm Henry (1921–2006)
- Asheim, Nils Henrik (b.1960)
- Auerbach, Lera (b.1973)
- Aulin, Tor (1866–1914)
- Ayton, Will (b.1948)
- Azarashvili, Vaja (b.1936)
- Babadzhanian, Arno Harutyuni (1921–83)
- Babbitt, Milton Byron (1916–2011)
- Babin, Victor (1908–72)
- Bacewicz, Grazyna (1902–69)
- Bach, Carl Philipp Emanuel (1714–88)
- Bach, Johann Christian (1735–82)
- Bach, Johann Christoph Friedrich (1732–95)
- Bach, Johann Sebastian (1685–1750)
- Bach, Wilhelm Friedemann (1710–84)
- Bach, Wilhelm Friedrich Ernst (1759–1845)
- Bache, Francis Edward (1833–58)
- Bachrich, Ernst (1892–1942)
- Bacri, Nicolas (b.1961)
- Badings, Henk (1907–87)
- Bainton, Edgar (1880–1956)
- Balakirev, Mily Alexeyevich (1837–1910)
- Balassa, Sándor (b.1935)
- Bantock, Granville (1868–1946)
- Baranowski, Alex (b.1983)
- Barat, Joseph Edouard (1882–1963)
- Baron, Ernst Gottlieb (1696–1760)
- Barrère, Georges (1876-1944)
- Barrett, Richard (b.1959)
- Bartók, Béla (1881–1945)
- Bashmakov, Leonid (1927–2006)
- Bassett, Leslie (1923–2016)
- Batik, Roland (b.1951)
- Bauer, Jerzy (b.1936)
- Baußnern, Waldemar Edler von (1866–1931)
- Bax, Arnold Edward Trevor (1883–1953)
- Baxter, Timothy (b.1935)
- Bazelon, Irwin (1922–95)
- Bazzini, Antonio (1818–97)
- Bæk, Kári (b.1950)
- Beach, Amy Marcy Cheney (1867–1944)
- Beall, John (b.1942)
- Beamish, Sally (b.1956)
- Beaser, Robert (b.1954)
- Beckman, Patrick
- Bédard, Denis (b.1950)
- Bedford, Luke (b.1978)
- Bednall, David (b.1979)
- Beeler, Alan (b.1939)
- Beethoven, Ludwig van (1770–1827)
- Bell, Larry (b.1952)
- Bellafronte, Raffaele (b.1961)
- Bellinati, Paulo (b.1959)
- Ben-Haim, Paul (1897–1984)
- Benedict, Julius (1804–85)
- Benjamin, Arthur (1893–1960)
- Benjamin, George (b.1960)
- Bennett, Richard Rodney (1936–2012)
- Bennett, Robert Russell (1894–1981)
- Bentzon, Jørgen (1897–1951)
- Bentzon, Niels Viggo (1919–2000)
- Berg, Alban (1885–1935)
- Berg, Gunnar (1909–89)
- Bergamo, Padre Davide da (1791–1863)
- Berger, Arthur (1912–2003)
- Berio, Luciano (1925–2003)
- Bériot, Charles-Auguste de (1802–70)
- Berkeley, Lennox (1903–89)
- Bernaud, Alain (b.1932)
- Bernhard, Christoph (1628–92)
- Bernstein, Leonard (1918–90)
- Berwald, Franz Adolf (1796–1868)
- Bestor, Charles (1924–2016)
- Betta, Marco (b.1964)
- Bettinelli, Bruno (1913–2004)
- Beyer, Frank Michael (b.1928)
- Beyer, Johanna Magdalena (1888–1944)
- Biber, Heinrich Ignaz Franz von (1644–1704)
- Biddington, Eric (b.1953)
- Bigazzi, Luciana
- Birtwistle, Harrison (1934–2022)
- Bishop, Martha (b.1937)
- Black, Robert (b.1950)
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- Bloch, Ernest (1880–1959)
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- Boccherini, Luigi (1743–1805)
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- Bolcom, William (b.1938)
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- Bonneau, Paul (1918–95)
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- Borghi, Luigi (1772-94)
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- Borodin, Alexander Porfiryevich (1833–87)
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- Bossi, Marco Enrico (1861–1925)
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- Bottenberg, Wolfgang (b.1930)
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- Böttger, Thomas (b.1957)
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- Boulanger, Nadia (1887–1979)
- Boulez, Pierre (1925–2016)
- Bourdeau, Eugène (1850–1926)
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- Bowen, Edwin York (1884–1961)
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- Brian, Havergal (1876–1972)
- Briccialdi, Giulio (1818–81)
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- Brings, Allen (b.1934)
- Britten, Benjamin (1913–76)
- Brod, Henri (1799–1839)
- Brophy, Gerard (b.1953)
- Brossé, Dirk (b.1960)
- Brouwer, Leo (b.1939)
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- Bruckner, Anton (1824–96)
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- Bruneau-Boulmier, Rodolphe (b.1982)
- Bruni, Antonio Bartolomeo (1757–1821)
- Bruns, Victor (1904–96)
- Brustad, Bjarne (1895–1978)
- Bryars, Gavin (b.1943)
- Bunch, Kenji (b.1973)
- Burgmüller, Norbert (1810–36)
- Burney, Charles (1726–1814)
- Burritt, Michael (b.1962)
- Bury, Frank (1910-44)
- Busch, Adolf Georg Wilhelm (1891–1952)
- Busch, William (1901–45)
- Bush, Alan Dudley (1900–95)
- Büsing, Otfried (b.1955)
- Busoni, Ferruccio (1866–1924)
- Busser, Henri (1872-1973)
- Butler, Martin (b.1960)
- Cage, John (1912–92)
- Caine, Uri (b.1956)
- Calace, Raffaele (1863–1934)
- Call, Leonard von (1767–1815)
- Camerloher, Placidus von (1718–82)
- Camilleri, Charles (1931–2009)
- Campagnoli, Bartolomeo (1751–1827)
- Campo, Frank (b.1927)
- Caplet, André (1878–1925)
- Caramiello, Giovanni (1838–1938)
- Cardew, Cornelius (1936–81)
- Carnicer, Ramon (1789–1855)
- Cartan, Jean (1906–31)
- Carter, Elliott (1908–2012)
- Carulli, Ferdinando (1770–1841)
- Casablancas, Benet (b.1956)
- Casadesus, Robert (1899–1972)
- Casella, Alfredo (1883–1947)
- Casellati, Antonio
- Cassadó, Gaspar (1897–1966)
- Castelnuovo-Tedesco, Mario (1895–1968)
- Castérède, Jacques (1926–2014)
- Castiglioni, Niccolò (1932–96)
- Castillo, Manuel (1930–2005)
- Castine, Peter
- Catán, Daniel (1949–2011)
- Catherine, Alphonse (1868–1927)
- Catoire, Georgy (1861–1926)
- Cauciello, Prospero (1730–94)
- Cendo, Raphael (b.1975)
- Cerha, Friedrich (b.1926)
- Chabrier, Alexis Emmanuel (1841–94)
- Chaminade, Cécile (1857–1944)
- Champagne, Claude (1891–1965)
- Chandler, Mary (1911–96)
- Chapple, Brian (b.1945)
- Charlton, Alan (b. 1970)
- Charpentier, Jacques (1933–2017)
- Chausson, Ernest (1855–99)
- Chen Yi (b.1953)
- Child, Peter (b.1953)
- Chopin, Frédéric François (1810–49)
- Choveaux, Françoise (b.1953)
- Ciannella, Marco (b.1970)
- Cilea, Francesco (1866–1950)
- Cima, Giovanni Paolo (c.1570–c.1622)
- Cimarosa, Domenico (1749–1801)
- Clare, Antony (b.1949)
- Clarke, Rebecca (1886–1979)
- Clément, François (c.1720–aft.1782)
- Clementi, Muzio (1752–1832)
- Cleve, Halfdan (1879–1951)
- Clinton, John (1810-64)
- Cochereau, Pierre (1924–84)
- Coleridge-Taylor, Samuel (1875–1912)
- Colla, Vincenzo (b.1790)
- Coluccino, Osvaldo (b.1963)
- Constantinides, Dinos (b.1929)
- Conus, Jules (1869–1942)
- Cooke, Arnold (1906–2005)
- Cooman, Carson (b.1982)
- Cooper, John Craig (b.1925)
- Copland, Aaron (1900–90)
- Corbett, Sidney (b.1960)
- Corcoran, Frank (b.1944)
- Corea, Armando Anthony 'Chick' (b.1941)
- Corelli, Arcangelo (1653–1713)
- Corigliano, John (b.1938)
- Corner, Philip (b.1933)
- Coryn, Roland (b.1938)
- Cossart, Leland Albert (1877–1956)
- Costanzi, Giovanni Battista (1704–78)
- Couperin, Armand-Louis (1727–89)
- Couperin, François (1668–1733)
- Cowell, Henry (1897–1965)
- Cramer, Johann (John) Baptist (1771–1858)
- Cras, Jean (1879–1932)
- Crawford Seeger, Ruth (1901–53)
- Cresswell, Lyell (b.1944)
- Creston, Paul (1906–85)
- Cretu, Michael (b.1957)
- Crockett, Donald (b.1951)
- Croft, William (1678–1727)
- Cronin, Stephen (b.1960)
- Crosse, Gordon (b.1937)
- Crossley-Holland, Peter (1916–2001)
- Cruixent, Oriol (b.1976)
- Cui, César (1835–1918)
- Cundick, Robert M (1926-2016)
- Current, Brian (b.1972)
- Czerny, Carl (1791–1857)
- Dacci, Giusto (1840–1915)
- Daelli, Giovanni (1800–60)
- Dale, Benjamin (1885–1943)
- Damase, Jean-Michel (1928–2013)
- Danielpour, Richard (b.1956)
- Danzi, Franz (1763–1826)
- Dargomïzhsky, Alexander Sergeyevich (1813–69)
- Dauprat, Louis-François (1781–1868)
- David, Ferdinand (1810–73)
- Davies, Henry Walford (1869–1941)
- Davies, Peter Maxwell (1934–2016)
- Dawes, Julian (b.1942)
- Debussy, Claude Achille (1862–1918)
- Decrück, Fernande (1896–1954)
- Dediu, Dan (b.1967)
- Defaye, Jean-Michel (b.1932)
- Dejonghe, Koen (b.1957)
- Delden, Lex van (1919–88)
- Delius, Frederick (1862–1934)
- Delvincourt, Claude (1888–1954)
- Demenga, Thomas (b.1954)
- Demersseman, Jules Auguste Edouard (1833–66)
- Demus, Jörg (1928–2019)
- Denisov, Edison (1929–96)
- Denler, Charles (b.1965)
- Derby, Richard (b.1951)
- Desenclos, Alfred (1912–71)
- Dessau, Paul (1894–1979)
- Devienne, François (1759–1803)
- Diabelli, Anton (1781–1858)
- Diamond, David (1915–2005)
- Dickinson, Peter (b.1934)
- Dillon, James (b.1950)
- Dinicu, Grigoras (1889–1949)
- Dittersdorf, Carl Ditters von (1739–99)
- Dobrzynski, Ignacy Feliks (1807–67)
- Dodgson, Stephen (1924–2013)
- Döhl, Friedhelm (1936–2018)
- Dohnányi, Ernö (1877–1960)
- Donizetti, Gaetano (1797–1848)
- Donostia, Padre José Antonio 'Aita' (1886–1956)
- Doppler, Franz (1821–83)
- Doppler, Karl (1825–1900)
- Doráti, Antal (1906–88)
- Dotzauer, Justus Johann Friedrich (1783–1860)
- Downes, Andrew (b.1950)
- Draeseke, Felix (1835–1913)
- Dragonetti, Domenico (1763–1846)
- Drigo, Riccardo (1846–1930)
- Drizga, Eduard (b.1944)
- Drozdzewski, Piotr (b.1948)
- Dubois, Pierre Max (1930–95)
- Dubois, Théodore (1837–1924)
- Dubugnon, Richard (b.1968)
- Duda, Jörg (b.1968)
- Dukas, Paul (1865–1935)
- Duke, Vernon (1903–69)
- Dunhill, Thomas (1877–1946)
- Dunlop, Isobel (1901-75)
- Dünser, Richard (b.1959)
- Duport, Jean-Louis (1749–1819)
- Durand, Jacques (1865-1928)
- Durey, Louis Edmond (1888–1980)
- Durlet, Emmanuel (1893–1977)
- Durosoir, Lucien (1878–1955)
- Dussek, Jan Ladislav (1760–1812)
- Dussek, Sophia (1775–c.1831)
- Dutilleux, Henri (1916–2013)
- Duvernoy, Frédéric Nicolas (1765–1838)
- Duvernoy, Victor-Alphonse (1842-1907)
- Dvořák, Antonín (1841–1904)
- Dyson, George (1883–1964)
- Eben, Petr (1929–2007)
- Eberl, Anton (1765–1807)
- Eckardt, Jason (b.1971)
- Edwards, Ross (b.1943)
- Egge, Klaus (1906–79)
- Egger, Ferdinand (1802–60)
- Eisler, Hanns (1898–1962)
- Elgar, Edward William (1857–1934)
- Eliasson, Anders (1947–2013)
- Emborg, Jens Laursen (1876–1957)
- Enescu, George (1881–1955)
- Enríquez, Manuel (1926–94)
- Ericsson, Hans-Ola (b.1958)
- Ernst, Heinrich Wilhelm (1812–65)
- Escher, Rudolf (1912–80)
- Eschmann, Johann Carl (1826–82)
- Esposito, Michele (1855–1929)
- Esztényi, Szábolcs (b.1939)
- Facchin, Guido
- Facco, Giacomo (1676–1753)
- Fairouz, Mohammed (b.1985)
- Falla, Manuel de (1876–1946)
- Farrenc, Jeanne Louise (1804–75)
- Fasch, Johann Friedrich (1688–1758)
- Fauré, Gabriel Urbain (1845–1924)
- Fedele, Ivan (b.1953)
- Feigin, Sarah (1928–2011)
- Feld, Jindrich (1925–2007)
- Feldman, Morton (1926–87)
- Fennimore, Joseph (b.1940)
- Ferguson, Howard (1908–99)
- Ferneyhough, Brian (b.1943)
- Ferrari, Luc (1929–2005)
- Ferreñac, Ramón (1763-1832)
- Fesch, Willem de (1687–1761)
- Fiala, Petr (b.1943)
- Fibich, Zdenek Antonin Vaclav (1850–1900)
- Field, John (1782–1837)
- Filas, Juraj (b.1955)
- Findeisen, Theodor Albin (1878-1935)
- Fink, Michael Jon (b.1954)
- Finzi, Aldo (1897–1945)
- Finzi, Gerald (1901–56)
- Firsova, Alissa (b.1986)
- Firsova, Elena (b.1950)
- Fitelberg, Jerzy (1903–51)
- Fitkin, Graham (b.1963)
- Fitzenhagen, Wilhelm Karl Friedrich (1848–90)
- Floyd, James Robert (b.1929)
- Fontana, Giovanni Battista (c.1589–c.1630)
- Förare, Erik (b.1955)
- Ford, Andrew (b.1957)
- Forqueray, Antoine (1671–1745)
- Fortmann, Thomas (b.1951)
- Fox, Christopher (b.1955)
- Fox, Donal (b.1952)
- Fox, John (1924–2015)
- Fragoso, António (1987–18)
- Françaix, Jean (1912–97)
- France, Sandra (b.1968)
- Franceschini, Gaetano (c.1730-c.1790)
- Franchomme, Auguste-Joseph (1808–84)
- Franck, César Auguste (1822–90)
- Frazelle, Kenneth (b.1955)
- Freedman, Harry (1922–2005)
- Freimann, Witold (1889–1977)
- Freisitzer, Roland (b.1973)
- Freitas Branco, Luis de (1890–1955)
- Frescobaldi, Girolamo (1583–1643)
- Freudenthal, Otto (1934–2015)
- Friedman, Ignaz (1882–1948)
- Friskin, James (1886–1967)
- Frolov, Igor (1937–2013)
- Frumerie, Per Gunnar Fredrik de (1908–87)
- Fuchs, Reinhard (b.1974)
- Fuchs, Robert (1847–1927)
- Fulton, (Robert) Norman (1909-80)
- Furrer, Beat (b.1954)
- Furstenau, Anton Bernhard (1792–1852)
- Fürstenau, Caspar (1772–1819)
- Füssl, Karl Heinz (1924-92)
- Fusz, János (1777–1819)
- Gaathaug, Morten (b.1955)
- Gabrieli, Andrea (1533–85)
- Gabrielli, Domenico (1659–90)
- Gäfvert, Hans Åke (1914-56)
- Gál, Hans (1890–1987)
- Galles, José (1761–1835)
- Gallois-Montbrun, Raymond (1918–94)
- Gardner, Maurice (1909-2002)
- Garriga, Carlota (b.1937)
- Garrop, Stacy (b.1969)
- Gasull, Feliu (b.1959)
- Gatayes, Guillaume Pierre Antoine (1774-1846)
- Gaubert, Philippe (1879–1941)
- Gearhart, Livingston (1916–96)
- Gellhorn, Peter (1912-2004)
- Gémesi, Géza (b.1961)
- Geminiani, Francesco (1687–1762)
- Genin, Vladimir (b.1958)
- Genishta, Joseph (1795-1853)
- Genzmer, Harald (1909–2007)
- George, Thom Ritter (b.1942)
- Gerber, René (1908–2006)
- Gerber, Steven Roy (1948–2015)
- German, Edward (1862–1936)
- Gernsheim, Friedrich (1839–1916)
- Gershwin, George (1898–1937)
- Giandomenico, Luciano di (b.1966)
- Giardini, Felice (1716–96)
- Gibbs, Cecil Armstrong (1889–1960)
- Gibbs, Joseph (1698–1788)
- Gideon, Miriam (1906–96)
- Gigout, Eugène (1844–1925)
- Gilbert, Anthony (b.1934)
- Ginastera, Alberto (1916–83)
- Giuliani, Mauro (1781–1829)
- Glanert, Detlev (b.1960)
- Glanville-Hicks, Peggy (1912–90)
- Glaser, Werner Wolf (1913–2006)
- Glass, Philip (b.1937)
- Glazunov, Alexander Konstantinovich (1865–1936)
- Glenck, Hermann von (1883–1952)
- Glière, Reinhold (1875–1956)
- Glinka, Mikhail Ivanovich (1804–57)
- Gnattali, Radames (1906–88)
- Gobert, Gilles (b.1971)
- Godard, Benjamin Louis Paul (1849–95)
- Goddaer, Norbert (b.1933)
- Goedicke, Alexander Fyodorovich (1877–1957)
- Goldmark, Karoly (1830–1915)
- Goldstone, Anthony (b.1944)
- Golijov, Osvaldo (b.1960)
- Gompper, David (b.1954)
- Goossens, Eugene (1893–1962)
- Gorb, Adam (b.1958)
- Gorecki, Henryk Mikolaj (1933–2010)
- Gossec, François-Joseph (1734–1829)
- Gotkovsky, Ida (b.1933)
- Gounod, Charles François (1818–93)
- Gouvy, Théodore (1819–98)
- Graesvold, Hans Magne (b.1936)
- Gragnani, Filippo (1768–1820)
- Grainger, Percy (1882–1961)
- Granados, Enrique (1867–1916)
- Grandert, Johnny (b.1939)
- Grandval, Clémence de (1828–1907)
- Graziani, Vicenzo (d.1874)
- Green, George Hamilton (1893–1970)
- Greenbaum, Stuart (b.1966)
- Gregoir, Jacques (1817-76)
- Gregory, Paul (b.1956)
- Gregson, Edward (b.1945)
- Grieg, Edvard Hagerup (1843–1907)
- Griffes, Charles Tomlinson (1884–1920)
- Grisey, Gérard (1946–98)
- Grunelius, Wilhelm von (b.1942)
- Gruodis, Juozas (1884–1948)
- Guastavino, Carlos (1912–2000)
- Gubaidulina, Sofia (b.1931)
- Gudmundsen-Holmgreen, Pelle (1932–2016)
- Guevara, Edwin (b.1977)
- Guidé, Guillaumé (1859-1917)
- Guillemain, Louis Gabriel (1705–70)
- Günes, Betin (b.1957)
- Gunst, Evgeniĭ Ottovich (1877–1950)
- Haas, Pavel (1899–1944)
- Hahn, Reynaldo (1874–1947)
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- Ryelandt, Joseph (1870–1965)
- Ryterband, Roman (1914–79)
- Saariaho, Kaija (1952–2023)
- Saeverud, Harald (1897–1992)
- Saint-Saëns, Charles Camille (1835–1921)
- Salmenhaara, Erkki (1941–2002)
- Samkopf, Kjell (b.1952)
- Sammartini, Giuseppe (1695–1750)
- Sances, Giovanni Felice (1600–79)
- Sandvold, Arild Edvin (1895–1984)
- Sarasate, Pablo de (1844–1908)
- Sáry, László (b.1940)
- Satie, Erik Alfred Leslie (1866–1925)
- Saunders, Rebecca (b.1967)
- Say, Fazil (b.1970)
- Scarlatti, Alessandro (1660–1725)
- Scelsi, Giacinto (1905–88)
- Schaeuble, Hans (1906–88)
- Schaffrath, Christoph (1709–63)
- Scharwenka, Philipp (1847–1917)
- Scharwenka, Xaver (1850–1924)
- Schickele, Peter (b.1935)
- Schiff, Helmut (1918-1982)
- Schiffelholz, Johann Paul (1685-1758)
- Schiffman, Harold (b.1928)
- Schillinger, Joseph Moiseievich (1895–1943)
- Schleiermacher, Steffen (b.1960)
- Schlein, Irving (1905–86)
- Schmid, Heinrich Kaspar (1874–1953)
- Schmitt, Florent (1870–1958)
- Schmitz, Alan (b.1950)
- Schneider, Georg Abraham (1770–1839)
- Schnittke, Alfred (1934–98)
- Schnyder, Daniel (b.1961)
- Schoeck, Othmar (1886–1957)
- Schoenberg, Adam (b.1980)
- Schoenberg, Arnold (1874–1951)
- Schoenfield, Paul (b.1947)
- Schröder, Hanning (1896-1987)
- Schubert, Franz (1808–78)
- Schubert, Franz Peter (1797–1828)
- Schulhoff, Erwin (1894–1942)
- Schuller, Gunther (1925–2015)
- Schultz, Andrew (b.1960)
- Schumann, Clara (1819–96)
- Schumann, Robert (1810–56)
- Schuncke, Hugo (1823–1909)
- Schurmann, Gerard (1924–2020)
- Schweinitz, Wolfgang von (b.1953)
- Schwindl, Friedrich (1737–1986)
- Sciortino, Patrice (b.1922)
- Scodanibbio, Stefano (1956–2012)
- Scott, Cyril (1879–1970)
- Scriabin, Alexander Nikolayevich (1872–1915)
- Sculthorpe, Peter (1929–2014)
- Segal, Anna
- Segerstam, Leif (b.1944)
- Seiber, Mátyás Gyorgy (1905–60)
- Seither, Charlotte (b.1965)
- Senderovas, Anatolijus (1945–2019)
- Sessions, Roger Huntington (1896–1985)
- Sestak, Zdenek (b.1925)
- Seung-Ah Oh (b.1969)
- Sgambati, Giovanni (1841–1914)
- Shankar, Ravi (1920–2012)
- Shapero, Harold Samuel (1920–2013)
- Shapey, Ralph (1921–2002)
- Shaporin, Yuri Alexandrovich (1887–1966)
- Shaposhnikov, Adrian Grigoryevich (1888-1967)
- Shawn, Allen (b.1948)
- Shchedrin, Rodion (b.1932)
- Shelashnikov
- Shewan, Stephen (b.1962)
- Shostakovich, Dmitri (1906–75)
- Sibelius, Jean (1865–1957)
- Sibinga, Theo Smit (1899-1958)
- Siegel, Wayne (b.1953)
- Siegrist, Theodor
- Signorelli, Christoforo (1731-1815)
- Silva, Pattapio (1880–1907)
- Simpson, Christopher (c.1605–1669)
- Singer, Pavel (b.1962)
- Sinigaglia, Leone (1868–1944)
- Sirmen, Maddalena Laura Lombardini (1745–1818)
- Sisask, Urmas (b.1960)
- Sitt, Hans (1850–1922)
- Sivori, Ernesto Camillo (1815–94)
- Skalkottas, Nikos (1904–49)
- Sköld, Yngve (1899–1992)
- Slavicky, Klement (1910–99)
- Slettholm, Yngve (b.1955)
- Smetana, Bedrich (1824–84)
- Smetanin, Michael (b.1958)
- Solal, Martial (b.1927)
- Solbiati, Alessandro (b.1956)
- Somers, Harry (1925–99)
- Sommerfeldt, Oistein (1919–94)
- Soproni, József (b.1930)
- Sor, Fernando (1778–1839)
- Sønstevold, Gunnar (1912–91)
- Sørensen, Bent (b.1958)
- Sperger, Johannes Matthias (1750–1812)
- Spinner, Leopold (1906–80)
- Spohr, Louis (1784–1859)
- Stadler, Anton Paul (1753–1812)
- Staeps, Hans Ulrich (d.1988)
- Stamitz, Carl (1745–1801)
- Stanford, Charles Villiers (1852–1924)
- Stanley, John (1712–86)
- Steen-Andersen, Simon (b.1976)
- Stein, Leon (1910–2002)
- Steinmetz, Hans (1901-75)
- Steinmetz, Uwe (b.1975)
- Stephenson, James (b.1969)
- Stevens, Bernard (1916–83)
- Stevens, Halsey (1908–89)
- Stevens, John (b.1951)
- Still, William Grant (1895–1978)
- Stoll, David (b.1948)
- Strauss, Franz Joseph (1822–1906)
- Strauss, Johann (1825–99)
- Strauss, Richard (1864–1949)
- Stravinsky, Igor Feodorovich (1882–1971)
- Stroppa, Marco (b.1959)
- Stybr, David
- Subotnick, Morton (b.1933)
- Suits, Paul
- Suk, Josef (1874–1935)
- Sulzer, Balduin (1932–2019)
- Sun, Musammer (b.1932)
- Süss, Reinhard (b.1961)
- Suter, Robert (1919–2008)
- Swanson, Howard (1907–78)
- Swayne, Giles (b.1946)
- Sweeney, Eric (b.1948)
- Swider, Józef (1930–2014)
- Sykes, John (1909-62)
- Sylvestrov, Valentin Vasilyevich (b.1937)
- Szego, Péter (b.1954)
- Szentpali, Roland (b.1977)
- Szigeti, István (b.1952)
- Szőllősy, András (1921–2007)
- Szymanowska, Maria (1789–1831)
- Szymanowski, Karol (1882–1937)
- Taffanel, Paul (1844–1908)
- Tailleferre, Germaine (1892–1983)
- Taira, Yoshihisa (1938–2005)
- Takahashi, Yuji (b.1938)
- Takemitsu, Toru (1930–96)
- Tal, Josef (1910–2008)
- Talma, Louise (1906–96)
- Tamás, János (1936–95)
- Tanguy, Eric (b.1968)
- Tanner, Peter (b.1936)
- Tansman, Alexandre (1897–1986)
- Tarnow, Christopher (b.1984)
- Taylor, Michael (b. 2012)
- Taylor, Raynor (1747–1825)
- Tchaikovsky, Boris Alexandrovich (1925–96)
- Tchaikovsky, Piotr Ilyich (1840–93)
- Tcherepnin, Alexander (1899–1977)
- Tedeschi, Luigi Maurizio (1867–1944)
- Telemann, Georg Philipp (1681–1767)
- Teodorescu-Ciocanea, Livia (b.1959)
- Termos, Paul (1952–2003)
- Thalben-Ball, George Thomas (1896–1987)
- Thomas, Augusta Read (b.1964)
- Thommessen, Olav Anton (b.1946)
- Tian, Zhou (b.1981)
- Tinoco, Luis Bernardo Silva (b.1969)
- Tippett, Michael Kemp (1905–98)
- Tishchenko, Boris Ivanovich (1939–2010)
- Toch, Ernst (1887–1964)
- Togni, Camillo (1922–93)
- Tolbecque, Auguste (1830–1919)
- Toldrà, Eduard (1895–1962)
- Tombelle, Fernand de la (1854–1928)
- Tonitz, Albert (c.1810–c.1856)
- Toselli, Enrico (1883-1926)
- Tournier, Marcel-Lucien (1879–1951)
- Toussaint, Eugenio (1954–2011)
- Tovey, Donald Francis (1875–1940)
- Trimble, Joan (1915–2000)
- Trotignon, Baptiste (b.1974)
- Truhlář, Jan (b.1928)
- Trümpy, Balz (b.1946)
- Tsintsadze, Sulkhan Fyodorovich (1925–91)
- Tsubonoh, Katsuhiro (b.1947)
- Tubin, Eduard (1905–82)
- Turina y Perez, Joaquín (1882–1949)
- Tüür, Erkki-Sven (b.1959)
- Twardowski, Romuald (b.1930)
- Uber, David
- Usmanbas, Ilhan (b.1921)
- Ustvolskaya, Galina Ivanovna (1919–2006)
- Vajda, János (b.1949)
- Valeri, Gaetano (1760–1882)
- Valls, Pedro (1869–1935)
- Vardapet, Komitas (1869–1935)
- Vasks, Peteris (b.1946)
- Vaughan Williams, Ralph (1872–1958)
- Veen, Jeroen van (b.1969)
- Venables, Ian (b.1955)
- Vercoe, Elizabeth (b.1941)
- Veress, Sandor (1907–92)
- Viardot-Garcia, Pauline (1821–1910)
- Vierdanck, Johann (c.1605–1646)
- Vieuxtemps, Henri (1820–81)
- Villa-Lobos, Heitor (1887–1959)
- Vine, Carl (b.1954)
- Viotti, Giovanni Battista (1755–1824)
- Visconti, Dan (b.1982)
- Visée, Robert de (1650–1732)
- Vitali, Tomaso Antonio (1663–1745)
- Vivaldi, Antonio (1678–1741)
- Vivier, Claude (1948–83)
- Vladigerov, Pantcho (1889–1979)
- Volkmann, Robert (1815–83)
- Voormolen, Alexander (1895–1980)
- Waghalter, Ignatz (1881–1949)
- Wagner, Richard (1813–83)
- Walden, Stanley (b.1932)
- Walker, Don (b.1941)
- Wallen, Errollyn (b.1958)
- Wallner, Leopold (1847–1913)
- Walther, Heinrich Ernst Erwin (1920–95)
- Walther, Jakob (1650–1717)
- Walton, John (b.1947)
- Walton, William Turner (1902–83)
- Ward, Robert (1917–2013)
- Weber, Carl Maria von (1786–1826)
- Webern, Anton (1883–1945)
- Weigl, Karl Ignaz (1881–1949)
- Weinberg, Mieczyslaw (Moisei) Samuilovich (1919–96)
- Weiner, László (1916–44)
- Weiner, Leó (1885–1960)
- Weir, Judith (b.1954)
- Weiss, Silvius Leopold (1687–1750)
- Welin, Karl-Erik (1934–92)
- Wellesz, Egon (1885–1974)
- Werner, Fritz (1898–1977)
- Wertheim, Rosy (1888–1949)
- Wesley, Samuel (1766–1837)
- Wesley, Samuel Sebastian (1810–76)
- White, John (b.1936)
- Whitley, Kate (b.1989)
- Widmann, Jörg (b.1973)
- Widor, Charles-Marie Jean Albert (1844–1937)
- Wieniawski, Henryk (1835–80)
- Wieniawski, Jozef (1837–1912)
- Wijdeveld, Wolfgang (1910–85)
- Wiklander, Kurt (b.1950)
- Wilckens, Friedrich (1899-1986)
- Wilhelmj, August (1845–1908)
- Williams, William (1675–1701)
- Williamson, Malcolm (1931–2003)
- Wilm, Nicolai von (1834-1911)
- Wilson, Charles (b. 1931)
- Wilson, Richard (b.1941)
- Wilson, Thomas (1927–2001)
- Winn, James (b.1952)
- Wirén, Dag (1905–86)
- Wissmer, Pierre (1915–92)
- Witte, Georg Hendrik (1843–1929)
- Wolff, Christian (b.1934)
- Wolff, Philippe
- Wolpe, Stefan (1902–72)
- Wolters, Michael (b.1971)
- Wood, Hugh Bradshaw (1932–2021)
- Wood, Philip (b.1972)
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- Yun, Isang (1917–95)
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- Zelenka, Jan Dismas (1679–1745)
- Zemlinsky, Alexander von (1871–1942)
- Zimmermann, Bernd Alois (1918–70)
- Zorn, John (b.1953)
- Zucker, Laurel (b.1955)
- Zyman, Samuel (b.1956)
Popular Works: Duos
- Beethoven: Variations (12) on "Ein Mädchen oder Weibchen" for Cello and Piano, Op. 66 (126)
- Beethoven: Variations (12) on "See the conquering hero comes" for Cello and Piano, WoO 45 (96)
- Beethoven: Variations (7) on "Bei Männern, welche Liebe fühlen", for Cello and Piano, WoO 46 (139)
- Chopin: Introduction and Polonaise Brillante in C, Op. 3 (98)
- Debussy: Petite Suite (113)
- Debussy: Première rhapsodie, L.116 (155)
- Dinicu: Hora Staccato (100)
- Elgar: Chanson de Matin, Op. 15 No. 2 (104)
- Elgar: Salut d'amour, Op. 12 (297)
- Falla: Danse Espagnole No. 1 (from La Vida Breve) (127)
- Fauré: Berceuse, Op. 16 (156)
- Fauré: Élégie in C minor, Op. 24 (169)
- Fauré: Papillon, Op. 77 (73)
- Fauré: Sicilienne, Op. 78 (148)
- Kreisler: Caprice Viennois, Op. 2 (142)
- Kreisler: La Gitana (73)
- Kreisler: Liebesfreud (171)
- Kreisler: Liebesleid (277)
- Kreisler: Praeludium and Allegro (in the style of Pugnani) (92)
- Kreisler: Schön Rosmarin (173)
- Kreisler: Tambourin Chinois, Op. 3 (123)
- Mendelssohn: Song without Words for Cello & Piano, Op. 109 (88)
- Monti, V: Csárdás (167)
- Mozart: Sonata for 2 pianos in D major, K448 (88)
- Paganini: Cantabile for violin & piano/guitar in D major, Op. 17, MS 109 (114)
- Paganini: Moto perpetuo, Op. 11, MS 72 (76)
- Paradis: Sicilienne (83)
- Pärt: Spiegel im Spiegel (120)
- Ravel: Tzigane (257)
- Schubert: Fantasie in C major for violin and piano, D934 (99)
- Schubert: Fantasie in F minor for piano duet, D940 (103)
- Schubert: Grand Duo for Violin and Piano in A Major, D574 (109)
- Schubert: Introduction and Variations on 'Trockne Blumen' from Die Schöne Müllerin D802 (73)
- Schumann: Adagio and Allegro in A flat major, Op. 70 (205)
- Schumann: Märchenbilder (4), Op. 113 (81)
- Schumann: Romances (3), Op. 94 (160)
- Schumann: Stücke im Volkston (5), Op. 102 (117)
- Tchaikovsky: Souvenir d'un lieu cher, Op. 42 (102)
- Tchaikovsky: Souvenir d'un lieu cher, Op. 42: Mélodie in E flat major (87)
- Wieniawski: Scherzo-Tarantelle in G minor, Op. 16 (76)
All Works: Duos
- Aagaard-Nilsen: Music for blue days, for tuba and harp (1)
- Abbott, K: Dances autour du monde for alto saxophone and piano (1)
- Abbott, K: Undercurrent for soprano saxophone and piano (1)
- Abel, C F: Duetto for Viola da Gamba and Cello No. 1 in D major (1)
- Abel, C F: Duetto for Viola da Gamba and Cello No. 11 in G major (1)
- Abel, C F: Duetto for Viola da Gamba and Cello No. 12 in G major (1)
- Abel, C F: Duetto for Viola da Gamba and Cello No. 2 in D major (1)
- Achron, I: Improvisation for theremin & piano (1)
- Adaïewsky: Berceuse Estonienne for violin & piano (1)
- Adams, J: Hallelujah Junction (19)
- Adams, J: Road Movies for violin & piano (12)
- Adaskin: Sonata for Violin & Marimba 'Padre e figlio' (1)
- Adler, S: Close Encounters for violin & cello (2)
- Adler, S: Double Portrait for violin & piano (1)
- Adler, S: Little Suite for violin & piano (1)
- Aho: Lamento for 2 Violins (1)
- Aho: Lamento for two violas (1)
- Aho: Seven Inventions and Postlude for oboe and cello (2)
- Aho: Sonata for Two Accordions (2)
- Al-Zand: Hollows and Dells for viola and piano (1)
- Alagna, F: Tarantella prisuntusa (1)
- Alain: Canon en mode dorien pour piano et harmonium (1)
- Alain: Three Movements for Flute and Organ (2)
- Alain: Trois Mouvements (5)
- Albert, H: Eight Guitar Duos (1)
- Alberti, F C: Petit Nocturne for Violin and Organ (1)
- Albrechtsberger, J G: Duets (6) for violin and cello (1)
- Albrechtsberger, J G: Prelude and Fugue in C major for Four Hands (2)
- Alfano: Nenia and Scherzino for Violin and Piano (1)
- Alfvén: Notturno elegiaco, Op. 5 for horn and piano (2)
- Alfvén: Romans, Op. 3 (3)
- Algot Haquinius: Suite for violin & piano (1)
- Alkan: Fantaisie à quatre mains sur Don Juan, Op. 26 (2)
- Alkan: Grand duo concertant in F sharp minor, Op. 21 (5)
- Alkan: Neuf Préludes for piano four hands (1)
- Altieri: Tre sonate per due mandolini (1)
- Altman, Laurie: Filaments For Two Pianos (1)
- Alwyn: Ballade for Viola and Piano (1)
- Alwyn: Chaconne for Tom, for Treble Recorder and Piano (1)
- Alwyn: Naiades (13)
- Alwyn: Suite for Oboe and Harp (3)
- Amann, M: Swing Bridge for violin and viola (1)
- Amirov: Six Pieces for Flute and Piano (8)
- Amtmann: Air varié, for flute & piano, Sz 5 (1)
- Amtmann: Fantaisie for flute & piano, Sz 21 (1)
- Amtmann: Fantasia Martha, for flute & piano, Sz 17 (1)
- Amtmann: Fantasia Norma, for flute & piano, Sz 18 (1)
- Amtmann: La flûte du Berger, for flute & piano, Sz 47 (1)
- André: S1 for two pianos (1)
- Andreae: Six piano pieces for two hands, Op. 20 (1)
- Andriessen, H: Intermezzo for Flute and Harp (3)
- Anelli: Variazioni per flauto e chitarra (1)
- Angelis, G: Rêve d’Amour - Prélude Mélodique for Violin and Organ, Op. 4 (1)
- anon.: Bicinium for 2 Violins (1)
- anon.: Duets (1)
- anon.: Flute Duos (1)
- anon.: Greensleaves divisions for viola da gamba & continuo (1)
- anon.: My Lady Careys Dompe (29)
- Antheil: Suite for Piano four-hands (1)
- Antonacci: Sinfonia Pastorale in G major for 2 Violins (2)
- Appignani: The Green Island – Canzona II for cello and piano (1)
- Arban: Variations on 'Carnival of Venice' (11)
- Arensky: Chant Triste, Op. 56 No. 3 (2)
- Arensky: Children’s Pieces (6), Op. 34: No. 2 Le Coucou (3)
- Arensky: Morceaux (4), Op. 56 (4)
- Arensky: Pieces (2) for cello and piano, Op. 12 (5)
- Arensky: Pieces (4) for violin and piano, Op. 30 (2)
- Arensky: Serenade for Violin & Piano, Op. 30 No. 2 (4)
- Arensky: Suite for two pianos No. 1, Op. 15 (11)
- Arensky: Suite for two pianos No. 2 'Silhouettes', Op. 23 (11)
- Arensky: Suite for two pianos No. 3 'Variations in C major', Op. 33 (7)
- Arensky: Suite for two pianos No. 4, Op. 62 (6)
- Arensky: Suite for two pianos No. 5 'Children's Suite', Op. 65 (3)
- Arensky: Waltz from the Suite No. 3, Op. 33 (1)
- Arlen, W: Sonnet for violin and piano (1)
- Armstrong, Tom: Dance Maze - Duos for Trumpet and Piano (1)
- Arnold: Duo for Flute and Viola Op. 10 (1)
- Arnold: Duo for Two Cellos, Op. 85 (1)
- Arnold: Duo for Two Clarinets, Op. 135 (1)
- Arnold: Fantasy for Flute and Clarinet (1)
- Arnold: Five pieces for violin and piano, Op. 84 (4)
- Asheim: Vindu for violin and piano (1)
- Auerbach: 24 Preludes for Cello and Piano, Op. 47 (1)
- Auerbach: 24 Preludes for Violin and Piano (2)
- Auerbach: 24 Preludes for Violin and Piano, Op. 46 No. 8: Andante (1)
- Auerbach: Seven Preludes from 'Twenty-Four Preludes for cello and piano, Op. 47a (1)
- Aulin, T: Four Watercolours (16)
- Ayton: Three Movements for mandolin & guitar (1)
- Azarashvili: Prelude for cello and piano (1)
- Azarashvili: Preludes (5) for Cello & Piano (1)
- Babadzhanian: Armenian Rhapsody for two pianos (4)
- Babbitt: Composition for Viola and Piano (3)
- Babbitt: Duet (1)
- Babin, V: Konzertstück for violin & piano (1)
- Bacewicz: Capriccio for violin and piano (4)
- Bacewicz: Humoreske, for violin & piano (3)
- Bacewicz: Kolysanka (Lullaby), for violin & piano (4)
- Bacewicz: Melodia, for violin & piano (3)
- Bacewicz: Moravian Dance (Taniec mazowiecki) for Violin & Piano (5)
- Bacewicz: Oberek No. 1 (8)
- Bacewicz: Oberek No. 2 (3)
- Bacewicz: Partita for Violin & Piano (6)
- Bacewicz: Polish Dance for Violin & Piano (2)
- Bacewicz: Slavonic Dance for Violin & Piano (2)
- Bacewicz: Song for Violin & Piano (1)
- Bach, C P E: Arioso con variazioni, Wq. 79 (H535) (10)
- Bach, C P E: Arioso per il cembalo e violino (2)
- Bach, C P E: Duets (4), Wq. 115 (1)
- Bach, C P E: Duetto for flute and violin, Wq. 140 (H598) (4)
- Bach, C P E: Duo for Two Clarinets, Wq. 142 (H636) (5)
- Bach, J C: Duets (3) for Flute and Viola da gamba (1)
- Bach, J C: Sonata for keyboard 4-hands Op. 18 No.5 in A major (W A19) (4)
- Bach, J C: Sonata for keyboard 4-hands Op. 18 No.6 in F major (W A20) (5)
- Bach, J C F: Sonata for keyboard four hands in A major (Wf XIII/1) (1)
- Bach, J S: Fugue in G minor for violin and basso continuo, BWV1026 (15)
- Bach, J S: Sonata in G minor, BWV1030b (10)
- Bach, W F: 6 Duets for two Flutes (3)
- Bach, W F: Duet for 2 flutes No. 1 in E minor, F. 54 (11)
- Bach, W F: Duet for 2 flutes No. 2 in G major, F. 59 (8)
- Bach, W F: Duet for 2 flutes No. 3 in E flat major, F. 55 (5)
- Bach, W F: Duet for 2 flutes No. 4 in F major, F. 57 (12)
- Bach, W F: Duet for 2 flutes No. 5 in E flat major, F. 56 (5)
- Bach, W F: Duet for 2 flutes No. 6 in F minor, F. 58 (7)
- Bach, W F: Duet for 2 violas No. 2 in G major, F. 61 (2)
- Bach, W F: Duet No. 1 for 2 violas in C major, Fk 60 (3)
- Bach, W F: Duet No. 3 for 2 violas in G minor, Fk 62 (2)
- Bach, W F: Sonata in D major for 2 Transverse Flutes & B.c. (F.48) (10)
- Bach, W F E: Duets Nos. 1 & 2 (1)
- Bache: Duo Brillante for Violin & Piano (1)
- Bache: Romance for Cello & Piano op.21 (1)
- Bachrich: Duo for Violin and Cello, Op. 5 (1)
- Bacri: Quasi variazioni – Divertissement pour violoncelle et piano, Op. 27 (1)
- Badings: Capriccio for flute and piano (1)
- Badings: Cavatina for Flute and Harp (2)
- Bainton, E: Miniature Suite for piano duet (1)
- Balakirev: Russian Folksongs for Piano Four Hands (1)
- Balakirev: Suite for Piano Four Hands (3)
- Balassa: Frühlingserwarten-Duos (4) for violin and cor anglais, Op. 125 (1)
- Bantock: Coronach for Violin & Piano (Pro Patria Mori) (1)
- Bantock: Salve Regina for Violin & Piano "Hail, Queen of Heaven" (1)
- Baranowski: 24 Preludes for Violin and Piano Op. 46: Adagio sognando (1)
- Barat: Introduction et Danse, for tuba & piano (1)
- Baron: Duetto for Lute and Flute in G major (3)
- Barrère: Nocturne for Flute & Piano (1)
- Barrett, R: Inward for flute and percussion (1)
- Bartók: 10 Hungarian Folk Tunes for violin and piano (3)
- Bartók: 44 Duos for Two Violins, BB 104, Sz. 98 (23)
- Bartók: 44 Duos for Two Violins, BB 104, Sz. 98 (extracts) (15)
- Bartók: 7 Pieces for Two Pianos (1)
- Bartók: 7 Pieces from Mikrokosmos for Two Pianos, Four Hands, Sz 108, BB 120 (5)
- Bartók: Andante (7)
- Bartók: Andante in A major, DD 70, BB 26 (9)
- Bartók: Duo for two violins, BB 104, Sz. 98 No. 38 'Forgatós (Romanian Whirling Dance)' (2)
- Bartók: Duo for two violins, BB 26 (1)
- Bartók: Rhapsody for Cello & Piano No. 1, Sz.88 (7)
- Bartók: Rhapsody for Viola & Piano No. 1, Sz.86 (7)
- Bartók: Rhapsody for Violin & Piano No. 1, BB 94a, Sz. 86 (52)
- Bartók: Rhapsody for Violin & Piano No. 2, BB 96a, Sz. 89 (20)
- Bartók: Romanian Folk Dances, Sz.56 (arr. Székely for violin & piano) (46)
- Bartók: Suite for Two Pianos, BB 122, Sz. 115a (6)
- Bartók: Suite paysanne hongroise (10)
- Bashmakov: Quattro Bagatelle for flute and percussion (2)
- Bassett: Clarinet Duets (1)
- Bassett: Music for Saxophone and Piano (2)
- Bauer, J: Divertimento in 3 pieces for 2 Pianos (1)
- Baußnern: Elegie in C minor for violin and piano (1)
- Bax: Concert Piece for Viola and Piano (1904) (2)
- Bax: Folk-Tale for cello and piano (4)
- Bax: Hardanger (4)
- Bax: Moy Mell (An Irish Tone-Poem) (5)
- Bax: Sonata for Two Pianos (3)
- Bax: The Devil That Tempted St Anthony (4)
- Baxter, T: Bagatelles (6) for Two Pianos (1)
- Baxter, T: Little Suite for Flute and Guitar (1)
- Bazelon: Alliances, for cello and piano (1)
- Bazelon: Duo for Viola and Piano (2)
- Bazzini: La Ronde des lutins, Op. 25 (68)
- Bæk: Elegie og Humoresque for bassoon and piano (1)
- Beach, A: Dreaming for cello and piano (2)
- Beach, A: Romance, Op. 23 (18)
- Beall: Capriccio for Piano 4 Hands (1)
- Beamish: Bridging the Day for cello and piano(1998) (1)
- Beamish: Iasg (1993) for cello and piano (1)
- Beaser: Souvenirs for piccolo and piano (1)
- Beaser: Variations for flute and piano (2)
- Beckman, P: Big Muddy - Suite for Clarinet & Piano (1)
- Bédard, Denis: Sonata No. 3 for Saxophone & Organ (1)
- Bedford, L: Give Him His Hat (for piano four hands) (1)
- Bednall: Marian Suite for violin and organ (1)
- Beeler: Dance Suite for Violin & Cello (1)
- Beethoven: Adagio for mandolin and fortepiano in E flat major, WoO 43b (16)
- Beethoven: Adagio ma non troppo for mandolin and fortepiano, WoO 43 No. 3 (2)
- Beethoven: Allegro und Menuett für 2 Flöten WoO26 (5)
- Beethoven: Andante and Variations in D Major, WoO 44b (17)
- Beethoven: Andante con Variazioni in D Major, WoO44 No. 2 (11)
- Beethoven: Duet for Viola and Cello in E flat major, WoO 32 'Eyeglass' (17)
- Beethoven: Duets (3), WoO 27 (3)
- Beethoven: Duo for Violin and Cello in E-flat (Fragment), Unv 8 (1)
- Beethoven: Duo No. 1 in C major WoO 27/1 (15)
- Beethoven: Duo No. 2 in F Major WoO 27/2 (9)
- Beethoven: Duo No. 3 in B flat, WoO 27/3 (14)
- Beethoven: Duo WoO 26 (6)
- Beethoven: Fidelio (for four hands on one piano) (1)
- Beethoven: German Dances (6), WoO 42 (14)
- Beethoven: Grosse Fuge in B flat major, Op. 134 (piano 4 Hands) (12)
- Beethoven: National Airs (10) with variations, Op. 107 (18)
- Beethoven: National Airs with Variations (6), Op. 105 (23)
- Beethoven: Nocturne in D major for piano & viola, Op. 42 (10)
- Beethoven: Rondo for Piano and Violin in G major, WoO 41 (21)
- Beethoven: Serenade for flute & piano in D major (arr. of Serenade, Op. 25), Op. 41 (23)
- Beethoven: Sonata for piano four hands in D major, Op. 6 (11)
- Beethoven: Three Marches for Piano, Four Hands, Op. 45 (11)
- Beethoven: Variations (12) for piano & violin in F major on Mozart's 'Se vuol'ballare', WoO 40 (22)
- Beethoven: Variations (12) on "Ein Mädchen oder Weibchen" for Cello and Piano, Op. 66 (126)
- Beethoven: Variations (12) on "See the conquering hero comes" for Cello and Piano, WoO 45 (96)
- Beethoven: Variations (6) on 'Ich denke Dein' WoO 74 (8)
- Beethoven: Variations (7) on "Bei Männern, welche Liebe fühlen", for Cello and Piano, WoO 46 (139)
- Beethoven: Variations (8) on a Theme by Count Waldstein, WoO 67 (8)
- Bell, L: Lyrics (4) for Trumpet and Piano (1)
- Bell, L: Poems for trumpet and piano (1)
- Bellafronte: Suite No. 1 for bassoon & guitar (1)
- Bellafronte: Suite No. 1 for cello & guitar (2)
- Bellinati: Jongo (21)
- Ben-Haim: Berceuse Sfaradite (8)
- Benedict: Robert le Diable - Duo pour Piano et Violoncelle (1)
- Benjamin, G: Two or four (for piano four hands) (1)
- Bennett, R R: Capriccio for Piano Duet (1968) (2)
- Bennett, R R: Suite for Skip & Sadie, for piano 4 hands (4)
- Bennett, R R: Summer Music (6)
- Bennett, Robert: Hexapoda - Five studies in Jitteroptera (7)
- Bennett, Robert: Suite for Flute & Clarinet (1)
- Bentzon, J: Intermezzo for violin & clarinet, Op. 24 (1)
- Bentzon, N V: Pieces (2) for oboe & piano, Op. 41 (1)
- Bentzon, N V: Sonata for 2 Pianos, Op. 51 (1)
- Berg: Four Pieces for Clarinet and Piano, Op. 5 (34)
- Berg: Variations on a theme of Schumann, Theme and Variations for violin and piano (1)
- Berg, Gunnar: Prosthesis for saxophone and piano (1)
- Berg, Gunnar: Tronqué for marimba, cello and piano (1)
- Bergamo, D: Pastorale for 4 hands (1)
- Berger, A: Composition for Piano Four Hands (1)
- Berger, A: Duo for Cello and Piano (3)
- Berger, A: Duo for Clarinet and Piano (1)
- Berger, A: Duo for Oboe and Clarinet (1)
- Berger, A: Duo No. 1 for Violin and Piano (1)
- Berger, A: Suite for Piano Four Hands (1)
- Berger, A: Three Pieces for Two Pianos (2)
- Berio: Bela (from Duetti per due violini) (1)
- Berio: Carlo (from Duetti per due violini) (1)
- Berio: Due Pezzi for Violin and Piano (1951) (1)
- Berio: Duetti per due violini (1979-83) (2)
- Berio: Sequenza X for trumpet and piano resonance (9)
- Bériot, C-A: Duet for two violins D major Op. 57 (1)
- Bériot, C-A: Six Duos caractéristiques pour deux violons, composés sur des motifs du Ballet Espagnol du Prince M. Youssoupow, Op. 113 (1)
- Berkeley, L: Andantino for Cello and Piano, Op. 21, No. 2a (3)
- Berkeley, L: Andantino for Cello and Piano, Op. 21, No. 2b (1)
- Berkeley, L: Duo for Cello and Piano, Op. 81 No. 1 (2)
- Berkeley, L: Elegy for Violin & Piano op.33 No.2 (2)
- Berkeley, L: Introduction and Allegro for Double Bass and Piano (1971) (2)
- Berkeley, L: Palm Court Waltz for piano duet Op. 81 No. 2 (5)
- Berkeley, L: Pièce for flute clarinet and bassoon (1)
- Berkeley, L: Sonatina for piano duet Op. 39 (4)
- Berkeley, L: Theme and Variations for four hands, Op. 73 (3)
- Berkeley, L: Toccata for Violin & Piano op.33 No.3 (3)
- Bernaud: Hallucinations for bassoon and piano (2)
- Bernstein: Music for two pianos (2)
- Bernstein: Rondo for Lifey (15)
- Berwald: Duo Concertant in A minor for Two Violins (1)
- Berwald: Duo in B flat major for Cello and Piano (2)
- Berwald: Duo in D major for pianoforte and violin (2)
- Bestor: Suite for Alto Saxophone and Percussion (2)
- Betta: Sonata per fagotto e pianoforte (1)
- Bettinelli: Improvvisazione for violin and piano (1)
- Bettinelli: Movimenti (2) for Viola & Piano (1)
- Beyer, F M: Nachtstuck fur Oboe & Klavier (1)
- Beyer, J M: Movement for Double Bass and Piano (2)
- Beyer, J M: Movement for Two Pianos (1)
- Beyer, J M: Suite for Violin and Piano (1)
- Biber: Duet for two trumpets No. 11 in G minor (1)
- Biber: Duet for two trumpets No. 13 in A minor (1)
- Biber: Duet for two trumpets No. 5 in C major (1)
- Biber: Sonata 'La Pastorella' (9)
- Biddington: Suite for Violin and Piano (1)
- Biddington: Three Pieces for Cello and Piano (1)
- Bigazzi: Cézanne for piano & guitar (1)
- Bigazzi: Formentera for piano & guitar (1)
- Birtwistle: An interrupted Endless Melody (1)
- Birtwistle: An Interrupted Endless Melody for oboe and piano (1)
- Birtwistle: Duets for Storab (1)
- Birtwistle: Lied for piano & cello (1)
- Bishop, M: Duo for two viols (1)
- Black, R: Three Pieces for Violin and Piano (1)
- Blake, H: Dances for two pianos, Op. 217a (2)
- Blake, H: Jazz Dances for violin and piano, Op. 520a (1)
- Blake, H: Penillion for violin and piano, Op. 571 (2)
- Blake, H: Sonata for two pianos, Op. 130 (2)
- Bliss: Pastoral for Clarinet and Piano (9)
- Bloch, E: Abodah (13)
- Bloch, E: From Jewish Life (28)
- Bloch, E: Méditation hébraïque (17)
- Bloch, E: Melody for violin & piano (4)
- Bloch, E: Nigun (Baal Shem No. 2) (62)
- Bloch, E: Nuit exotique (4)
- Bloch, E: Prayer (From Jewish Life) (26)
- Bloch, E: Suite for viola & piano (13)
- Bloch, E: Suite Hébraïque (21)
- Bloch, E: Suite Modale (4)
- Bloch, E: Two Pieces (Meditation & Processional) for viola & piano (8)
- Blomdahl: Liten svit, for bassoon and piano (1)
- Blumenbach: Preludium für Klarinette und Klavier (1)
- Boccherini: Fugue in A major for two cellos, G73 (1)
- Boccherini: Fugue in F major for two cellos, G73 (1)
- Boccherini: Notturno ‘La bona notte’ (G62) (2)
- Boccherini: Quartets, Op. 26 for Two Fortepianos (1)
- Boccherini: Six Duets for two violins Op. 5 (1)
- Boeck: Cantilene for cello and piano (1)
- Boeck: Fantasie for Trombone and Piano (1)
- Boëllmann: Pieces (2) for Cello and Piano, Op 31 (1)
- Böhm, T: Grande Polonaise for flute & piano, Op. 16 (8)
- Boieldieu: Duo No. 4 for harp and piano (1)
- Bolcom: Sonata for Two Pianos in one Movement (2)
- Bolling: Suite for Flute and Jazz Piano (2)
- Bonis: Air vaudois, Op. 108 (1914-1918) for Flute and Piano (2)
- Bonis: Andante et Allegro, Op. 133 (1929) for flute and piano (3)
- Bonneau: Suite for alto saxophone & piano (1)
- Bononcini, G B: Divertimento da Camera No.6 for Recorder and Continuo in C minor (3)
- Borghi: Sonata No. 1 for Viola and Double Bass (2)
- Borghi, L: Duet in A major, Op. 5 No. 5 (1)
- Borghi, L: Duet in B flat major, Op. 5 No. 2 (1)
- Borghi, L: Duet in C Major, Op. 5 No. 1 (1)
- Borghi, L: Duet in D major, Op. 5 No. 3 (1)
- Borghi, L: Duet in E flat major, Op. 5 No. 6 (1)
- Borghi, L: Duet in G Major, Op. 5 No. 4 (1)
- Borne: Fantaisie Brillante sur des airs de Carmen (52)
- Borodin: Allegretto in D flat for piano 4 hands (2)
- Borodin: Polka Hélène in D minor for piano 4 hands (6)
- Borodin: Scherzo in E for piano 4 hands (1)
- Borodin: Tarantella in D for piano 4 hands (2)
- Bortkiewicz: Suite for Violin and Piano, Op. 63 (1)
- Borup-Jørgensen: Fantasia for sopranino recorder and harpsichord, Op. 75 (2)
- Borup-Jørgensen: Music for percussion + viola, Op. 18 (2)
- Borup-Jørgensen: Winter Music for organ & percussion, Op. 113:1 (1)
- Borup-Jørgensen: Winter Music for organ & percussion, Op. 113:2 (2)
- Bossi, M E: Il Canto dell'Anima - Aspirazione for cello and piano (1)
- Bossi, M E: Improvisation for Bassoon and Piano (1)
- Bossi, M E: Improvisation for Flute and Piano (1)
- Bossi, M E: Improvisation for Oboe and Piano (1)
- Bossi, M E: Lyric Piece No. 2 - Aspirazione for violin and piano (1)
- Bossi, M E: Morceaux (2), Op. 119 for violin and piano (1)
- Bossi, M E: Santa Caterina da Siena - Little Poem for Violin and Piano (1)
- Bossler: Sonata for piano four hands (1)
- Bottenberg: Suite for Saxophone and Organ (1)
- Bottesini: Allegretto Capriccio alla Chopin (9)
- Bottesini: Capriccio à la Chopin (5)
- Bottesini: Capriccio di Bravura (12)
- Bottesini: Duet for cello and double bass (1)
- Bottesini: Elegy in D (12)
- Bottesini: Fantasia ‘Lucia di Lammermoor’ (9)
- Bottesini: Fantasia Norma (4)
- Bottesini: Fantasia on 'Straniera di Bellini' (3)
- Bottesini: Fantasia on Bellini's La sonnambula (16)
- Bottesini: Fantasia on Bellini’s Beatrice di Tenda (8)
- Bottesini: Gran Duo Concertante for flute & double-bass (1)
- Bottesini: Grande Allegro di Concerto (5)
- Bottesini: Introduction et variations sur le carnaval de Venice (8)
- Bottesini: Introduzione e bolero (6)
- Bottesini: Introduzione e gavotta (11)
- Bottesini: Nel cor più non mi sento (Arietta di G. Paisiello) (11)
- Bottesini: Reverie (18)
- Bottesini: Romanza Drammatica (9)
- Bottesini: Romanza Patetica (12)
- Bottesini: Tarantella (10)
- Böttger: Stoa for piano and guitar (1)
- Boufil: Duo for harp and clarinet (1)
- Boulanger, L: Cortège (9)
- Boulanger, L: Cortège for violin & piano (5)
- Boulanger, L: D'un matin de printemps (40)
- Boulanger, L: Morceaux (2) for violin & piano (4)
- Boulanger, L: Nocturne (51)
- Boulanger, L: Piece for flute & piano (1)
- Boulanger, N: Pièce for cello and piano in C sharp minor (1)
- Boulanger, N: Pièce for cello and piano in E flat minor (1)
- Boulanger, N: Scherzo for Cello and Piano in D (1)
- Boulanger, N: Trois pièces for cello and piano (20)
- Boulez: Structures for 2 Pianos, Book 1 (2)
- Boulez: Structures for 2 Pianos, Book 2 (6)
- Bourdeau: Andante for Bassoon & Piano (1)
- Bourdeau: Bassoon Solo No. 2 in B minor (1)
- Bourdeau: Bassoon Solo No. 3 (1)
- Boutry: Interférences for bassoon and piano (2)
- Boutry: Interferénces I for bassoon & piano (7)
- Boutry: Trombonera (1)
- Bowen: Phantasy for Viola & Piano Op. 54 (7)
- Bowen: Rhapsody for viola and piano in G major (1)
- Bowen: Suite for Violin & Piano, Op. 28 (2)
- Bowen: Suite No. 1 (for 1 piano, 4 hands), Op. 53 (1)
- Bowen: Suite No. 2 (for 1 piano, 4 hands), Op. 71 (3)
- Bowles: Sonata for Two Pianos (1)
- Bowles: Three Piano Duo Arrangements (1)
- Bowles: Three Pieces for Two Pianos (1)
- Bozza: Aria (22)
- Bozza: Aria for saxophone and piano (2)
- Bozza: Ballade for Bass Clarinet (2)
- Bozza: Ballade for Trombone & Piano, Op. 62 (5)
- Bozza: Boucolique, for clarinet & piano (4)
- Bozza: Contrasts for cello & oboe (2)
- Bozza: Duettino for 2 Bassoons (2)
- Bozza: Fantasy for bassoon and piano (2)
- Bozza: Sonatine for Flute and Bassoon (4)
- Brahms: Liebesliederwalzer for piano with 4 Hands, Op. 52a (9)
- Brahms: Lieder (7) for cello & piano (arr. Truls Mørk) (2)
- Brahms: Scherzo in C minor for violin and piano, WoO 2 (7)
- Brahms: Sonata for 2 pianos in F minor, Op. 34b (27)
- Brahms: Souvenir de la Russie, Anh. IV/6 (7)
- Brahms: Study after Fr. Chopin (Studie for Pianoforte, No. 1 transcribed for two pianos) (1)
- Brahms: Variations on a theme by Haydn for two pianos, Op. 56b 'St Anthony Variations' (34)
- Brahms: Variations on a theme by Schumann for four hands, Op. 23 (26)
- Brahms: Waltzes (5) for two pianos, Op. 39 (Nos. 1, 2, 11, 14 & 15 from the full set) (4)
- Braid: Infinite Reminiscence for two pianos, Op. 4 (1)
- Braid: Invention for violin and piano, Op. 11 (1)
- Braun, C A P: Duo for two Basset Horns (1)
- Braunfels: Little Pieces for Piano 4 Hands, Op. 24 (1)
- Brenet: Cristaux for clàrsach and mandolin (1)
- Brian: Legend for Violin and Piano (2)
- Briccialdi: Fantasía for flute and piano on Donizetti's 'Lucrezia Borgia' (3)
- Briccialdi: Il Carnevale de Venezia for flute and piano, Op. 78 (8)
- Bridge: 4 Short Pieces (4)
- Bridge: Allegro appassionato (H82) (12)
- Bridge: Cradle song (H96) (8)
- Bridge: Elegy for cello & piano (2)
- Bridge: Lament for two violas (6)
- Bridge: Pensiero (11)
- Bridge: Scherzetto for Cello and Piano (2)
- Bridge: Spring Song (9)
- Brings: Duette (1)
- Brings: Duo for Cello & Piano (1)
- Brings: Duo for Clarinet & Piano (1)
- Brings: Duo for Violin and Cello (1)
- Brings: Duologue for Oboe and Clarinet (1)
- Britten: Introduction and Rondo alla burlesca, op.23 No.1 (9)
- Britten: Lachrymae for viola & piano, Op. 48 (34)
- Britten: Mazurka Elegiaca op.23 no.2 (12)
- Britten: Reflection for viola & piano (3)
- Britten: Reveille (3)
- Britten: Suite Op. 6 (16)
- Britten: Temporal Variations for oboe & piano (16)
- Britten: Two Insect Pieces for Oboe and Piano (11)
- Britten: Two Lullabies for Two Pianos (2)
- Brod: Duet, Op. 52 (1)
- Brophy: we bOp for Alto Saxophone and Vibraphone (2)
- Brossé: Suite for bass clarinet and piano (1)
- Brouwer, L: Micro Piezas (5)
- Brouwer, L: Musica Incidental Campesina (5)
- Brouwer, L: Paisaje Cubano con Ritual (1)
- Brouwer, L: Per suonare a due (2)
- Brouwer, L: Sonata de Los Viajeros (1)
- Brouwer, L: Triptico (2)
- Brown, Earle: Music for Cello and Piano (1955) (3)
- Bruch: Romance for viola & orchestra/piano, Op. 85 (26)
- Bruckmann, F: Bagatelles (5) for Violin and Piano (1)
- Bruckmann, F: Fantasy 'In memoriam' for violin and piano (1)
- Bruckmann, F: Introduction and Rondo for Cello and Piano (1)
- Bruckmann, F: Italian Suite for piano four hands (1)
- Bruckmann, F: Suite for Piano Four Hands (1)
- Bruckner: Kleine Stücke (3) for piano 4 hands, WAB 124 (4)
- Bruckner: Quadrille for piano 4 hands, WAB 121 (4)
- Bruneau: Romance for Flute & Piano (1)
- Bruneau-Boulmier: El Borge pour 2 pianos (1)
- Bruni: 6 Duos Concertants, Book 4: Duo No. 1 in E flat major (1)
- Bruni: 6 Duos Concertants, Book 4: Duo No. 2 in G minor-major (1)
- Bruni: 6 Duos Concertants, Book 4: Duo No. 3 in B flat major (1)
- Bruni: 6 Duos Concertants, Book 4: Duo No. 4 in D major (1)
- Bruni: 6 Duos Concertants, Book 4: Duo No. 5 in C major (1)
- Bruni: 6 Duos Concertants, Book 4: Duo No. 6 in F major (1)
- Bruns: Five Pieces for bassoon and piano, Op. 12 (1)
- Bruns: Pieces (2), for Contrabassoon & Piano, Op. 57 (1)
- Bruns: Six Pieces for contrabassoon and piano, Op. 80 (2)
- Brustad: Capricci for Violin and Viola (1)
- Bryars: The Last Days (for two violins) (1)
- Bunch: Suite for Viola and Piano (2)
- Burgmüller, N: Duo for Clarinet & Piano, Op. 15 (10)
- Burney: Sonata No. 1 Book 1 in F for piano four hands (1)
- Burney: Sonata No. 1 Book 2 in E flat for piano four hands (1)
- Burney: Sonata No. 2 Book 1 in D for piano four hands (1)
- Burney: Sonata No. 2 Book 2 in G for piano four hands (1)
- Burney: Sonata No. 2 Book 3 in D for piano four hands (1)
- Burney: Sonata No. 2 Book 4 in F for piano four hands (1)
- Burney: Sonata No. 3 Book 1 in B flat for piano four hands (1)
- Burney: Sonata No. 4 Book 1 in C for piano four hands (1)
- Burritt: Duo Concertante for Clarinet and Percussion (1)
- Bury, F: Prelude and Fugue in E flat major for two pianos (1)
- Busch, A: Duet in B flat, Op. 26b (2)
- Busch, A: Suite for violin & alto saxophone (1)
- Busch, A: Suite for violin and piano in G minor, Op. 38 (1)
- Busch, W: Suite for Cello and Piano (3)
- Bush, A: Meditation for Double Bass and Piano, Op.93 No.1 (2)
- Bush, A: Phantasy for Violin & Piano op.3 (1)
- Bush, A: Scherzo for Double Bass and Piano, Op.93 No.2 (2)
- Bush, A: Three Contrapuntal Studies for Violin & Viola op.13 (1)
- Büsing: Difference for saxophone and organ (1)
- Busoni: Bagatellen, Op. 28 (6)
- Busoni: Charakterstücke für Klarinette und Klavier (1)
- Busoni: Duettino Concertante nach Mozart (3)
- Busoni: Duo for 2 flutes & piano, Op. 43 (3)
- Busoni: Elegie für Klarinette und Klavier K.286 (5)
- Busoni: Kleine Suite, Op. 23 (Kind.215) (7)
- Busoni: Marchen (version for clarinet and piano) (4)
- Busoni: Nine Variations on Chopin Prelude in C minor, Op. 22 (7)
- Busoni: Nocturne Symphonique, Op. 43 (4)
- Busoni: Serenade in C Major, BV 108 (5)
- Busoni: Serenata, Op. 34 (Kind.196) (7)
- Busoni: Solo dramatique, Op. 13 (5)
- Busoni: Sonatina No. 5: in diem nativitatis Christi MCMXVII (7)
- Busoni: Suite for clarinet & piano (6)
- Busoni: Ten Variations on a Finnish Folk Song ‘Kultaselle' (Kind.237) (5)
- Butler, M: Suzanne’s River Song for violin and piano (1)
- Cage: Amores (11)
- Cage: Dialogues for bass flute and percussion (1)
- Cage: Electronic Music for 2 Pianos (1)
- Cage: Etudes Boreales (4) for cello & piano (2)
- Cage: Experiences No. 1 (4)
- Cage: Harmonies (13) for violin & keyboard (1)
- Cage: Harmony XIII for cello & piano (1)
- Cage: Harmony XXII for cello & piano (1)
- Cage: Harmony XXIV for cello & piano (1)
- Cage: Harmony XXVII for cello & piano (1)
- Cage: Music for Carillon No. 6 for piccolo and percussion (1)
- Cage: Nocturne (9)
- Cage: Six Melodies (12)
- Cage: Sonata for 2 Voices (5)
- Cage: Three Dances (6)
- Cage: Two for flute and piano (1)
- Cage: Two for saxophone and piano (1)
- Cage: Two4 (3)
- Cage: Two5 for trombone and piano (3)
- Cage: Two6 (6)
- Caine: Variation 22 for Fortepiano & Viola da Gamba Qtet (1)
- Caine: Variation 27 for Lute and Flute (1)
- Calace: Duetti, Op. 97 (1)
- Call: Serenade for violin and guitar, Op. 16 (1)
- Camerloher: Duo for 2 Gallichons in D major (1)
- Camilleri: Paganiana for Piano 4 Hands (2)
- Campagnoli: Duet No. 1 in A Major for flute and violin (1)
- Campagnoli: Duet No. 6 in C Major for flute and violin, OP. 2 (1)
- Campagnoli: Duos (6) for Flute & Violin, Op. 2 (1)
- Campo, F: Duet for Equal Trumpets (1)
- Caplet: Rêverie and Petite Valse for flute and piano (1)
- Caramiello: Duetto per Arpa e Pianoforte sulla Casta Diva del Bellini, Op. 19 (2)
- Caramiello: Fantasia Concertante per Arpa e Pianoforte sull'Opera Poliuto di Donizetti, Op. 8 (1)
- Caramiello: Fantasia per Arpa con accompagnamento di Pianoforte sulla Sonnambula del Bellini, Op. 10 (1)
- Caramiello: Il Barbiere di Siviglia di Rossini trascritto per Arpa e Pianoforte, Op. 92 (2)
- Caramiello: Ricordo Variato della Norma per Arpa e Pianoforte, Op. 7 (1)
- Cardew: Three Rhythmic Pieces for Trumpet & Piano (1)
- Carnicer: Fantasy for Clarinet & Piano (1)
- Cartan: Sonatine for flute and clarinet (1)
- Carter, E: Due Duetti for violin & cello (1)
- Carter, E: Duetti (3) for Violin and Cello (2)
- Carter, E: Duo for Violin and Piano (2)
- Carter, E: Elegy (9)
- Carter, E: Enchanted Preludes (9)
- Carter, E: Esprit rude, Esprit doux (7)
- Carter, E: Pastoral (6)
- Carter, E: Trilogy for oboe and harp (6)
- Carulli: Beethoven's Variations in F major for guitar and piano (2)
- Carulli: Duetti (3), Op. 147 (1)
- Carulli: Duetti (3), Op. 5 (1)
- Carulli: Duetti (6), Op. 51 (1)
- Carulli: Duo for flute and guitar in D major, Op. 158 No. 1 (1)
- Carulli: Duo for flute and guitar in D major, Op. 158 No. 2 (1)
- Carulli: Duo in C major for flute and guitar, Op. 104 No. 2 (1)
- Carulli: Duo in C major for flute and guitar, Op. 104 No. 3 (2)
- Carulli: Duos For 2 Guitar, Op. 241 (Selection) (1)
- Carulli: Fantasy in G major for flute and guitar on themes from Bellini's opera 'Il Pirata', Op. 337 (3)
- Casablancas: Pieces (2) for Clarinet & Piano (1)
- Casablancas: Three Divertimenti (for piano duet) (1)
- Casadesus, R: Pieces (2) for bassoon & piano, Op. 61 (1)
- Casella: Pupazzetti (5 Pezzi facili) (5)
- Casella: Sicilienne & Burlesque for flute & piano, Op. 23 (7)
- Casellati: Andante for violin and organ (1)
- Cassadó: Requiebros (38)
- Cassadó: Serenade for cello and harp (2)
- Castelnuovo-Tedesco: 24 Preludes and Fugues for 2 Guitars Op. 199 (2)
- Castelnuovo-Tedesco: Fantasia for guitar and piano, Op. 145 (11)
- Castelnuovo-Tedesco: Figaro Variations from Rossini’s ‘The Barber of Seville’ (11)
- Castelnuovo-Tedesco: Fuga Elegiaca (1967) (6)
- Castelnuovo-Tedesco: Sea Murmurs (18)
- Castelnuovo-Tedesco: Sonatina Canonica Op. 196 (13)
- Castelnuovo-Tedesco: Sonatina for Flute and Guitar, Op. 205 (20)
- Castelnuovo-Tedesco: Transcriptions for cello and piano (1)
- Castérède: Sonatine de Mai, for flute & harp (2)
- Castiglioni: Gymel for Flute and Piano (1)
- Castillo, M: Impromptu para flauta y piano (1)
- Castine: Duos (3) for Alto Flute & Cello (1)
- Catán: Encantamiento for flute and harp (2)
- Catherine: Nocturne for Flute & Piano (1)
- Catoire: Elegy in D minor for violin and piano Op. 26 (5)
- Cauciello: Duetto No. 1 for 2 Flutes in D Major (1)
- Cauciello: Duetto No. 2 for 2 Mandolins in G Minor (1)
- Cauciello: Duetto No. 4 for 2 Flutes in B Minor (1)
- Cendo: Furia for piano and cello (1)
- Cerha: Inventions (6) for Violin and Cello (1)
- Cerha: Pieces (3) for Cello and Piano (1)
- Cerha: Rhapsodie pour violon et piano (2)
- Cerha: Sieben Anekdoten für Flöte und Klavier, Neufassung (1)
- Chabrier: Cortege burlesque (7)
- Chabrier: Souvenirs de Munich (6)
- Chabrier: Trois Valses Romantiques (13)
- Chaminade: Capriccio, Op.18 (7)
- Chaminade: Rondeau, Op. 97 (5)
- Chaminade: Valse Carnavalesque, Op. 73 (3)
- Champagne, C: Habanera for violin and piano (1)
- Chandler: Dance Studies (3) for Oboe & Piano (1)
- Chapple: Burlesque, for two pianos, four hands (1)
- Chapple: Four Pieces from “A Bit of a Blow” for piano duet (1)
- Charlton, A: Suite For Cello & Guitar (1)
- Charpentier, J: Prélude et allegro, for tuba & piano (1)
- Chausson: Andante et Allegro (1881) (14)
- Chausson: Pièce Op. 39 (12)
- Chausson: Poème for Violin & Piano, Op. 25 (18)
- Chen Yi: China West - Suite for two pianos (2)
- Child, P: Duo for Piano, Four Hands (1)
- Chopin: Grand Duo concertant (8)
- Chopin: Grand Duo for Cello and Piano (on themes from Meyerbeer's Robert le Diable) (19)
- Chopin: Introduction and Polonaise Brillante in C, Op. 3 (98)
- Chopin: Introduction and Variations on a German National Air, Op. post. (for piano duet) (1)
- Chopin: Introduction, Theme and Variations on a Theme of Moore (14)
- Chopin: Nocturne No. 2 in E flat major, Op. 9 No. 2 (transcribed for two pianos) (1)
- Chopin: Polonaise brillante Op. 3 for cello & piano (17)
- Chopin: Rondo in C major for two pianos, Op. 73 (25)
- Chopin: Valse-Paraphrase (d’après Chopin composed by Eduard Schütt) Op. 58, No. 1, for two pianos (1)
- Chopin: Variations in D major (4)
- Chopin: Variations on a Theme of Rossini, transcribed for piano duet (4)
- Chopin: Variations on Rossini's 'Non piu mesta' in E major (29)
- Chopin: Waltz No. 6 in D flat major, Op. 64 No. 1 'Minute Waltz' (transcribed for two pianos) (2)
- Choveaux, F: Elegy for Cello & Piano, Op. 68 (1)
- Ciannella: Suite for flute and piano (1)
- Cilea: Amour joyeux (for four hands), Op. 37 (2)
- Cilea: Canto for violin and piano (No. 2 in D minor from Vocalizzo da concerto) (1)
- Cilea: Chansonnette (for four hands), Op. 31 (1)
- Cilea: Theme and Variations for violin and piano (1)
- Cilea: Untitled (for four hands) in A major (1)
- Cima, G: Sonata per cornetto e trombone (4)
- Cimarosa: Serenade for Flute and Guitar (1)
- Clare: Scawfell for bass clarinet and piano (1)
- Clarke, Rebecca: Chinese Puzzle for Viola & Piano (3)
- Clarke, Rebecca: Chinese Puzzle for Violin & Piano (5)
- Clarke, Rebecca: Epilogue for Cello & Piano (3)
- Clarke, Rebecca: I'll Bid My Heart Be Still (8)
- Clarke, Rebecca: Lullaby (1913) - an arrangement of an ancient Irish tune (5)
- Clarke, Rebecca: Lullaby and Grotesque (1916) (6)
- Clarke, Rebecca: Lullaby for Viola & Piano (3)
- Clarke, Rebecca: Lullaby for Violin & Piano (3)
- Clarke, Rebecca: Midsummer Moon for viola & piano (2)
- Clarke, Rebecca: Midsummer Moon for Violin & Piano (3)
- Clarke, Rebecca: Morpheus (11)
- Clarke, Rebecca: Passacaglia on an old English Tune for Cello & Piano (3)
- Clarke, Rebecca: Passacaglia on an Old English Tune for viola and piano (8)
- Clarke, Rebecca: Rhapsody for Cello & Piano (3)
- Clarke, Rebecca: Two Pieces for Viola & Cello (3)
- Clarke, Rebecca: Untitled Piece for Viola and Piano (3)
- Clément: Quatrième Sonate pour violon et clavecin: Arias I & II (2)
- Clementi: Duet in B flat Major, Op. 1 No. 6 (2)
- Clementi: Duet in B flat major, Op. 12 No. 5 (2)
- Clementi: Duet in C Major WO24 (1)
- Clementi: Duet in C Major WO26 (1)
- Clementi: Duet in C Major, Op. 14 No. 1 (3)
- Clementi: Duet in C Major, Op. 22 No. 3 "La Chasse" (1)
- Clementi: Duet in C Major, Op. 3 No. 1 (4)
- Clementi: Duet in C Major, Op. 3 No. 3 (3)
- Clementi: Duet in C Major, Op. 6 No. 1 (3)
- Clementi: Duet in D Major, Op. 21 No. 1 (1)
- Clementi: Duet in E flat Major, Op. 14 No. 3 (11)
- Clementi: Duet in E flat Major, Op. 14 No. 3 (new version) (1)
- Clementi: Duet In E flat Major, Op. 3 No. 2 (4)
- Clementi: Duet in F Major, Op. 14 No. 2 (2)
- Clementi: Duet in G Major WO25 (1)
- Clementi: Duetinno in C Major WO28 (1)
- Clementi: Duettino in C Major WO27 (1)
- Clementi: Sonatas Op. 14/3, 3/1, 3/2, 6/1 & 3/3 for piano four hands (1)
- Clementi: Sonatas Op. 1a & 12 for two pianos (1)
- Cleve, H: Melodi for Violin and Piano (1)
- Cleve, H: Perpetuum Mobile for Violin and Piano, Op. 2 No. 3 (1)
- Cleve, H: Romance for Violin and Piano, Op. 27 (1)
- Clinton: Eulalie Fantasy for the Flute with Pianoforte Accompaniment, Op. 118 (1)
- Cochereau: Boléro improvisé sur un thème de Charles Racquet, for organ and percussion (1)
- Coleridge-Taylor: Ballade in C minor for violin and piano Op. 73 (1907) (3)
- Colla, V: Duo for Flute and Guitar (1)
- Coluccino: Talea for violin & cello (1)
- Constantinides, D: Dialogue for Oboe and Double Bass (1)
- Constantinides, D: Mutability Fantasy for tuba and piano, LRC 68 (1)
- Conus, J: Elegy for violin and piano, Op. 2, No. 1 (1)
- Cooke, A: Duo for violin and viola (1)
- Cooke, A: Intermezzo for Oboe & Piano (1)
- Cooke, A: Rondo in B flat for horn & piano (2)
- Cooman: Sonata for Violin and Organ (1)
- Cooper, J C: 3 Meditations for Cello and Piano (1)
- Copland: Capriccio for violin and piano (2)
- Copland: Danza de Jalisco (from Three Latin American Sketches) (6)
- Copland: Danzon Cubano (32)
- Copland: Duo for Flute & Piano (22)
- Copland: Duo for violin and piano (5)
- Copland: Elegies for Violin and Viola (4)
- Copland: Prelude No. 1 for violin & piano (3)
- Copland: Prelude No. 2 for violin & piano (3)
- Copland: Two Ballads for Violin and Piano (1)
- Copland: Two Pieces for Violin and Piano (13)
- Copland: Two Pieces for Violin and Piano - Nocturne (10)
- Copland: Ukelele Serenade (8)
- Corbett, S: Variations (on several lines by Amy Clampitt) for saxophone duo (1)
- Corigliano, J: Chiaroscuro For Two Pianos Tuned A Quarter Tone Apart (3)
- Corigliano, J: Kaleidoscope for two pianos (2)
- Corner: For 2 Trombones No. 2 (1960) (1)
- Coryn: Riflessioni per contrabasso e pianoforte (1)
- Cossart: Nachstuck for cor anglais and piano (1)
- Cossart: Nocturno for cor anglais and piano (1)
- Costanzi: Sinfonia in D for cello and basso continuo (2)
- Couperin, A-L: Six Duets for keyboard & violin Op. 2 (1)
- Couperin, F: Allemande à deux clavecins (7)
- Couperin, F: Suite 1, for viola da gamba & continuo (Pièces de viole) (10)
- Couperin, F: Suite 1, for viola da gamba & continuo (Pièces de viole): Chaconne ou Passacaille (2)
- Couperin, F: Suite 2, for viola da gamba & continuo (Pièces de viole) (9)
- Couperin, F: Suite 2, for viola da gamba & continuo (Pièces de viole): LA Pompe funèbre (2)
- Cowell, H: Andante for violin and cello (1)
- Cowell, H: Celtic Set for two Pianos (1)
- Cowell, H: Duet for violin and cello (1)
- Cowell, H: Prelude for Violin and Harpsichord (1)
- Cowell, H: Suite for Violin and Piano (2)
- Cramer, J B: Sonata for piano, four hands in G major No. 2 (1)
- Cras: Largo, pour violoncelle et piano (1)
- Cras: Pieces (4) for violin & piano (1)
- Cras: Suite En Duo for flute and harp (7)
- Crawford Seeger: Diaphonic Suite No. 2 for Bassoon and Cello (2)
- Crawford Seeger: Diaphonic Suite No. 4 for Oboe and Cello (1)
- Cresswell, L: Ricercari for violin and cello (1)
- Creston: Rapsodie for alto saxophone & piano, Op. 108b (1)
- Creston: Suite for alto saxophone & piano, Op. 6 (3)
- Creston: Suite for Viola and Piano, Op. 13 (1)
- Cretu: Homeland for Violin and Double Bass (1)
- Crockett, D: To be sung on the water for violin and viola (1)
- Crockett, D: Wet Ink for violin and piano (2)
- Croft: Sonata for 2 violins (1)
- Cronin: Even Love can wield a stealthy blade for Bass Clarinet and Percussion (1)
- Crosse, G: Variations for Oboe and Cello ‘Little Epiphany’ (1)
- Crossley-Holland: Andante for bassoon and piano (1)
- Cruixent: Binary for two pianos (1)
- Cui: Pieces for two pianos, Op. 69 (2)
- Current: Duet for Cellos (1)
- Czerny: Duets (3), Op. 461 (1)
- Dacci: Aida di G. Verdi - Fantasia per Clarinetto e Pianoforte (1)
- Daelli: Fantasy on a Theme from Verdi's 'Il Trovatore', for cor anglais and fortepiano (2)
- Daelli: Fantasy on a Theme from Verdi's 'Luisa Miller', for cor anglais and fortepiano (2)
- Dale, B: Fantasy for Viola and Piano in D major, Op. 4 (4)
- Dale, B: Suite for Viola and Piano in D minor, Op. 2 (6)
- Dale, B: Suite for Viola and Piano in D minor, Op. 2: II. Romance (3)
- Damase: Duettino for flute & piano (1)
- Damase: Early Morning Variations for Flute & Harp (2)
- Damase: Rhapsodie for flute & piano (1)
- Damase: Scherzo for flute & piano (1)
- Damase: Sonatine for two harps (2)
- Damase: Variations for flute and piano (2)
- Danielpour: Fantasy Variation for Cello & Piano (1)
- Danzi: Sonata in F major for basset horn and piano, Op. 62 (1)
- Dargomïzhsky: Slavyanskaya Tarantella for piano 4 hands (1)
- Dauprat: Sonate pour Cor et Harpe (1)
- David, Ferdinand: Stücke (12) für Violine und Pianoforte, Op. 24 (2)
- Davies, Peter Maxwell: Lullaby for violin & cello (1)
- Davies, Walford: Solemn Melody, for cello & organ (2)
- Dawes, J: Elegie for Violin and Piano (1)
- Dawes, J: Three Pieces for Mandolin & Harp (1)
- Debussy: Bilitis for flute and piano (2)
- Debussy: Caprices - piano duet (1)
- Debussy: Danses sacrée et profane - two pianos (2)
- Debussy: Divertissement for piano 4 hands (5)
- Debussy: En blanc et noir (64)
- Debussy: Intermezzo for cello & piano, L. 27 (10)
- Debussy: Intermezzo for piano 4 hands (5)
- Debussy: Lindaraja (28)
- Debussy: Marche Écossaise (46)
- Debussy: Nocturne et Scherzo (12)
- Debussy: Petite Pièce (43)
- Debussy: Petite Suite (113)
- Debussy: Petite Suite: Menuet (10)
- Debussy: Première rhapsodie, L.116 (155)
- Debussy: Première Suite pour Orchestre for 4 hands (6)
- Debussy: Printemps, suite for piano 4 hands or orchestra, L. 61 (44)
- Debussy: Rhapsody for alto saxophone & piano (or orchestra), L. 98 (31)
- Debussy: Scherzo for Cello and Piano in D major (2)
- Decrück: Pieces Francaises for alto saxophone and piano (4)
- Dediu: Idyllen und Guerrillen, Op. 76 for four hands (1998) (1)
- Defaye: Deux Danses for Trombone & Piano (2)
- Dejonghe: 3 Miniatures for clarinet & piano (1)
- Delius: Romance for cello & piano (9)
- Delius: Romance for violin and piano (1)
- Delvincourt: Croquembouches - Six pièces pour saxophone alto & piano (2)
- Demenga: Duo? o, Du..., for 2 cellos (2)
- Demersseman: Serenade for Alto Saxophone and Piano, Op. 33 (2)
- Demus: Sonate Sylvestre for violin and piano, Op. 48 (2)
- Denisov: 2 Duets for Cello and Bassoon (1)
- Denisov: 3 Pieces for Cello and Piano (1)
- Denisov: Choral varié for Trombone & Piano (2)
- Denisov: Sonata for Alto Saxophone and Cello (13)
- Denisov: Sonata for Two Violins (1)
- Denisov: Suite for Cello and Piano (1)
- Denisov: Variations for Cello and Piano on a theme of Schubert (2)
- Denler: Six Variations for violin and piano (1)
- Derby: Duo for Horn and Piano (2)
- Desenclos: Suite Brève dans le goût classique, for tuba & piano (1)
- Dessau: Pieces (3) for Violin & Piano (1)
- Dessau: Suite for Alto Saxophone & Piano (1)
- Devienne: Sonata in C for flute and bassoon (1)
- Diabelli: Guitar Duos (1)
- Diabelli: Notturno for flute and guitar in A major (1)
- Diabelli: Sonata for Piano Four Hands in B flat major, Op. 38 (1)
- Diabelli: Sonata for Piano Four Hands in F major, Op. 32 (1)
- Diabelli: Variations for fortepiano and guitar, Op. 97 (1)
- Diamond: Chaconne for Violin & Piano (1)
- Diamond: Duo for Violin & Clarinet (1)
- Dickinson: Fantasy For Clarinet And Piano (1)
- Dickinson: Five Forgeries for piano duet (1)
- Dickinson: Four Duos For Flute And Cello (1)
- Dickinson: Four Duos for Oboe and Cello (1)
- Dickinson: Lullaby For Clarinet And Piano (1)
- Dillon, J: black/nebulae for piano duo (1)
- Dillon, J: Traumwerk Book III for violin and piano (1)
- Dinicu: Hora Staccato (100)
- Dittersdorf: Three ‘Ovid’ Sonatas for Fortepiano, Four Hands (1)
- Dobrzynski, I: Duo for Clarinet and Piano, Op. 47 (2)
- Dodgson: Duo for Cello & Guitar (1)
- Dodgson: Duo for flute and harp (2)
- Dodgson: Duo for Horn and Harp (1)
- Döhl: Fiesta - ballet for 2 pianos (1)
- Döhl: Notturno for accordion & double bass (1)
- Dohnányi: Aria for Flute and Piano Op. 48/1 (3)
- Dohnányi: Ruralia Hungarica for Cello and Piano, Op. 32d (11)
- Dohnányi: Ruralia Hungarica for Violin and Piano, Op. 32c (9)
- Dohnányi: Waltz for four hands, Op. 3 (1)
- Dohnányi: Waltz Suite for two pianos, Op. 39a (1)
- Donizetti: Larghetto & Allegro in G Major for violin & harp (2)
- Donizetti: Largo in G minor for cello & piano (1)
- Donizetti: Moderato in G for cello & piano (1)
- Donizetti: Sonata in A major for piano four hands (2)
- Donizetti: Sonata in B flat major for piano four hands (1)
- Donizetti: Sonata in C major for piano four hands (1)
- Donizetti: Sonata in D major for piano four hands (1)
- Donizetti: Sonata in F Major for oboe & piano (7)
- Donizetti: Sonata in G major for piano four hands (2)
- Donizetti: Waltz in G major (four hands) (1)
- Donostia: Children's Pieces for Four Hands (1)
- Doppler, F: Andante for flute and piano (1)
- Doppler, F: Casilda fantaisie pour flûte et harpe (2)
- Doppler, F: Duo sur 'Norma' de Bellini for two solo flutes (1)
- Doppler, F: Fantasie pastorale hongroise, Op. 26 (40)
- Doppler, F: Moderato for flute and piano (1)
- Doppler, F: Nocturne for flute & piano, Op. 17 (4)
- Doppler, F: Potpourri: Zampa pour 2 flûtes (1)
- Doppler, F: Souvenir de Prague for 2 flutes and piano Op. 24 (1)
- Doppler, K: Pot-pourri sur 'Hunyady Laszlo' for piano and flute (1)
- Doppler, K: Pot-pourri sur Bánk-bán for piano and flute (1)
- Doráti: Duo concertant for oboe & piano (7)
- Doráti: Four pieces for oboe and piano (1)
- Dotzauer: Duo for violin and cello, Op.124 (1)
- Downes, A: Sonata for Two Pianos (1)
- Draeseke: Litte Suite for cor anglais and piano (1)
- Dragonetti: Duo in B flat Major for cello and double-bass (2)
- Drigo: Valse Bluette for Viola & Piano (9)
- Drizga: Partita for Flute and Piano (1)
- Drozdzewski: Sonata for 2 Violins (1)
- Dubois, P: Coincidence, for clarinet & piano (1)
- Dubois, P: Épitaphe, for clarinet & piano (1)
- Dubois, P: La piccolette, for piccolo & piano (1)
- Dubois, P: Quator, for clarinet & piano (1)
- Dubois, P: Romance for clarinet & piano (1)
- Dubois, T: Ballade for violin and Piano (2)
- Dubois, T: Melodie for violin and piano (1)
- Dubois, T: Nocturne for cello and piano (1)
- Dubugnon: Incantatio for cello & piano (1)
- Duda: Fantasia II for tuba and harp, Op. 29 No. 2 (4)
- Dukas: Villanelle (30)
- Duke, V: Etude for violin and bassoon (1)
- Dunhill: Phantasy Suite for Clarinet and Piano Op. 91 (3)
- Dunhill: Suite for flute and piano (2)
- Dunlop: Suite for Cello and Piano (1)
- Duport: Cello Duo No. 2 in D Minor (2)
- Duport: Cello Duo No. 3 in G Major (2)
- Duport: Nocturne for Cello and Harp in B flat major (1)
- Duport: Nocturne pour violoncelle et piano No. 3 (1)
- Durand, J: Romance for flute & piano, Op. 7 (1)
- Durey: Excerpts from Neige (Snow) for Piano Four-Hands, Op. 7 (1)
- Durlet: The Refuge of your Eyes for cello and piano (1)
- Durosoir: Trilogy for piano and cello (1)
- Dussek, J L: Duet for harp & piano in E flat major Op. 38 (1)
- Dussek, J L: Duettino for the harp and piano composed & dedicated to Miss Purling Monzani (1)
- Dussek, J L: Duettino II for harp & piano in F major (1)
- Dussek, J L: Duo Concertant for Harp and Pianoforte in B flat major, Op. 69 No. 1 (2)
- Dussek, J L: Duo Concertant for Harp and Pianoforte in E flat major, Op. 69 No. 2 (1)
- Dussek, J L: Duo Concertant for Harp and Pianoforte in F major, Op. 69 No. 3 (2)
- Dussek, J L: Duo Concertante for harp & piano in B flat major Op. 69 (1)
- Dussek, J L: Duo Concertants for Harp and Piano Forte in F, Op. 73 (1)
- Dussek, J L: Sonata in F for 2 pianos Op. 26 (2)
- Dussek, S: Duo Concertants for Harp and Pianoforte in E flat, Op. 72 (1)
- Dussek, S: Introduction and Waltz for the pianoforte and harp (2)
- Dutilleux: Choral, Cadence et Fugato for trombone & piano (6)
- Dutilleux: Sarabande et Cortège (16)
- Duvernoy, F-N: Deuxième Nocturne for Horn and Harp (3)
- Duvernoy, V-A: Concertino for flute & piano, Op. 45 (1)
- Dvořák: 4 Romantic Pieces, Op. 75 (57)
- Dvořák: Autumn Lament (No. 4 from Four Duets, Op. 38) (1)
- Dvořák: Ballad in D minor B139 (Op 15 No. 1) (8)
- Dvořák: Capriccio for violin & piano, B81 (5)
- Dvořák: From the Bohemian Forest for piano duet, Op. 68 (9)
- Dvořák: Mazurek for violin and piano, Op. 49 (B89) (8)
- Dvořák: Nocturne in B major for violin & piano, Op. 40 (B48a) (8)
- Dvořák: Polonaise in A major for cello & piano or cello & orchestra, B94 (15)
- Dvořák: Polonaise in E flat major for piano duet, B100 (3)
- Dvořák: Romantic Pieces (4) for Cello & Piano, Op. 75 (1)
- Dvořák: Rondo in G minor for cello & piano, Op. 94, B. 171 (26)
- Dyson: Three Lyrics for Violin & Piano (1)
- Eben: Duettini, Op. 28 (1)
- Eben: Fantasia Vespertina for trumpet and piano (1)
- Eberl: Sonata for Piano Four Hands, Op. 7, No. 1 (1)
- Eberl: Sonata for Piano Four Hands, Op. 7, No. 2 (1)
- Eberl: Variations on a Russian Theme for piano and violin, Op. 17 (1)
- Eckardt: Strömkarl for violin and piano (1)
- Edwards, Ross: Enyato IV for Bass Clarinet and Percussion (1)
- Egge: Duo Concertante for Violin and Viola, Op. 23 (1)
- Egger: Largo Funèbre for Violin and Organ (1)
- Eisler: Duo for violin and cello, Op. 7 (3)
- Eisler: Ouvertüre für zwei Pianos (2)
- Elgar: Allegretto - Duet on a theme of GEDGE (1)
- Elgar: Chanson de Matin, Op. 15 No. 2 (104)
- Elgar: Chanson de Nuit, Op. 15 No. 1 (67)
- Elgar: Idyll, Op. 4, No. 1 (10)
- Elgar: La Capricieuse, Op. 17 (61)
- Elgar: Salut d'amour, Op. 12 (297)
- Eliasson: Poem for Alto Saxophone and Piano (1)
- Emborg: Nocturne for Cello and Piano (1)
- Enescu: Andante malinconico for violin & piano (4)
- Enescu: Cantabile and Presto (23)
- Enescu: Impressions d'enfance for violin and piano, Op. 28 (25)
- Enescu: Impressions d'enfance for violin and piano, Op. 28: Ménétrier (2)
- Enescu: Impromptu Concertant in G flat major for violin & piano (11)
- Enescu: Konzertstück for viola & piano (23)
- Enescu: Légende (33)
- Enescu: Nocturne & Saltarello for cello and piano (2)
- Ericsson, H-O: Flügeltüren for organ, percussion and electronics (from the opera Song of Songs) (1)
- Ernst, H W: 6 Salon Pieces for Violin and Piano Op. 25, No. 2 Notturno in E Major (1)
- Ernst, H W: Fantaisie brillante sur l'opéra Otello de Rossini, Op. 11 (14)
- Ernst, H W: Hungarian Melodies for violin and piano in A major, Op. 22 (6)
- Ernst, H W: Souvenir du Pré aux Clercs - Grand Duo pour Piano et Violon (2)
- Escher: Sonata Concertante for cello & piano (1)
- Eschmann: Fantasy Pieces for violin and piano, Op. 9 (1)
- Esposito, M: Irish Airs (2) for violin and piano, Op. 57 (1)
- Esposito, M: Silent, O Moyle (No. 3 from Five Irish Melodies for violin and piano, Op. 56) (1)
- Esposito, M: The Coulin (No. 2 from Five Irish Melodies for violin and piano, Op. 56) (1)
- Esposito, M: When through life (No. 5 from Five Irish Melodies for violin and piano, Op. 56) (1)
- Esztényi: 3 New Studies for Two Pianos (1)
- Esztényi: 6 Studies for Two Pianos (1)
- Esztényi: Toccata for Two Pianos (1)
- Facchin: Wu Shih - suite for harp and percussion (2)
- Facco: Balletto No. 3 in C major for two cellos (1)
- Fairouz: Four Critical Models (for Alto Saxophone & Violin) (1)
- Fairouz: Three Novelettes (for Piano & Alto Saxophone) (1)
- Falla: Danse Espagnole No. 1 (from La Vida Breve) (127)
- Falla: Dos Piezas for cello & piano (1)
- Falla: Popular Spanish Songs for Violin and Luthéal Piano (1)
- Falla: Suite populaire espagnole (61)
- Farrenc: Variations concertantes for violin and piano Op. 20 (5)
- Fasch, J F: Sonata for Flute & Bassoon, FWV N:F5 (1)
- Fauré: Allegretto moderato for two cellos (2)
- Fauré: Andante in B flat for Violin and Piano Op. 75 (19)
- Fauré: Berceuse, Op. 16 (156)
- Fauré: Dolly Suite, Op. 56 (55)
- Fauré: Dolly Suite, Op. 56: No. 1. Berceuse (44)
- Fauré: Élégie in C minor, Op. 24 (169)
- Fauré: Morceau de concours (43)
- Fauré: Papillon, Op. 77 (73)
- Fauré: Romance in A major for cello & piano, Op. 69 (46)
- Fauré: Romance in B flat major for violin & piano, Op. 28 (27)
- Fauré: Sérénade, Op. 98 (27)
- Fauré: Sicilienne, Op. 78 (148)
- Fauré: Souvenirs de Bayreuth (7)
- Fedele: Duals for Percussion & Piano (1)
- Feigin, S: Fantasy for clarinet & piano (1)
- Feld: Elegy for saxophone & piano (1)
- Feldman, M: Piano Four Hands (3)
- Feldman, M: Bass Clarinet and Percussion (1981) (1)
- Feldman, M: Piece for Two Pianos (1)
- Feldman, M: Piece for Violin & Piano (4)
- Feldman, M: Two pieces for cello & piano (1)
- Feldman, M: Two Pieces for Two Pianos (1)
- Fennimore: Crystal Stairs for piano four-hands (1)
- Ferguson, H: Four Short Pieces for Clarinet & Piano, Op. 6 (6)
- Ferguson, H: Partita for Two Pianos, Op. 5b (2)
- Ferneyhough: Renvoi-Shards for 1/4-tone tone guitar and 1/4-tone vibraphone (2010) (1)
- Ferrari, Luc: Conversation intime pour piano et percussion (1)
- Fesch: Sonata for two cellos in C major, Op. 1b No. 6 (1)
- Fiala, P: Rondo for Viola and Piano (1)
- Fibich: Clear Night for Violin and Piano (2)
- Fibich: Concert Polonaise for Violin and Piano (1)
- Fibich: Romance for Violin and Piano, Op. 10 (1)
- Field: Andante for Piano 4 hands in C minor, H 11 (1)
- Field: Bear Dance (duet) (2)
- Field: Variations for Piano 4 hands on a Russian air, H 10 (1)
- Filas: Sonate for Tuba and Piano (1)
- Findeisen: Romantic Suite for double-bass & violin, Op. 10 (1)
- Finzi: Five Bagatelles for clarinet & piano, Op. 23 (25)
- Finzi: Introit For Violin And Piano (1)
- Finzi, A: Pastoralina for violin & piano (1)
- Finzi, A: Piccola berceuse for viola & piano (1)
- Firsova, A: Fantasy for cello and piano, Op. 29 (1)
- Firsova, E: Homage to Canisy for cello and piano, Op. 129 (1)
- Fitelberg, J: Sonatine for Two Violins (1)
- Fitkin, G: T1 for two pianos (1)
- Fitkin, G: T2 for two pianos (1)
- Fitkin, G: White for two pianos (2)
- Fitzenhagen: 8 Pieces for Cello and Piano (1)
- Floyd, J B: Tribute for Two Pianos (1)
- Fontana, G B: Sonata Nona Fagotto e Violino (2)
- Fontana, G B: Sonata settima per violino e cornetto (2)
- Förare: Violin Duo No. 1, Op. 1 (1)
- Förare: Violin Duo No. 2, 'Elementi diversi in/via Mi' (1)
- Ford, A: Getting Blue for Alto Saxophone and Vibraphone (1)
- Fortmann: Pieces (4) for Two Violins (1)
- Fox, Christopher: two bass clarinets and tape (1)
- Fox, D: Ballade for Clarinet and Piano (1)
- Fox, D: Duetto for Clarinet and Piano (1)
- Fox, John: Six Sketches for Clarinet and Piano (1)
- Fragoso: Suite Romantique for violin and piano (2)
- Françaix: Five Piccoli Duetti for flute and harp (3)
- Françaix: Pieces (2) for bassoon and piano (3)
- Françaix: Seven Impromptus for Flute and Bassoon (1)
- Françaix: Tema con variazioni for clarinet & piano (21)
- France: Duo for Flute and Cello (1)
- Franceschini, G: Sonatas (6) for two violins, Op. 1 (1)
- Franchomme: Caprice for two cellos in B minor, Op. 7 No. 9 (1)
- Franchomme: Caprice for two cellos in C major, Op. 7 No. 7 (1)
- Franchomme: Caprice for two cellos in D major, Op. 7 No. 6 (1)
- Franchomme: Caprice for two cellos in G minor, Op. 7 No. 11 (1)
- Franchomme: Nocturne for Cello and Piano, Op. 15 No. 1 (5)
- Franck, C: Andantino quietoso in E flat, Op. 6 (13)
- Franck, C: Duo No. 1 for piano 4 hands, on 'God Save the King', Op. 4, M. 4 (3)
- Franck, C: Mélancolie for piano and violin in E minor (4)
- Frazelle: New Goldberg Variations for Cello & Piano (1)
- Freedman: Toccata for Flute & Clarinet (1)
- Freisitzer: Chaconne for violin and viola (1)
- Freitas Branco: Prelude for Violin and Piano (2)
- Frescobaldi: Toccata per Spinettina e Violino (18)
- Freudenthal: Suite for Viola and Piano (1)
- Freudenthal: Ueldeaneahome for Viola and Piano (1)
- Friedman, I: Waltzes (5) for piano four-hands (2)
- Friemann: Suite for Clarinet & Piano, Op. 171 (1)
- Friskin: Elegy for Viola and Piano (1)
- Frolov: Duet in Old Style (1)
- Frumerie: Pastoral Suite for Flute & Piano, Op. 13a (1)
- Fuchs, Reinhard: Fantasy Pieces for 2 Violins, Op. 105 (1)
- Fuchs, Robert: Intermezzos (7) for violin and piano, Op. 82 (1)
- Furrer: Presto con fuoco, for piano & flute (1)
- Furstenau: Fantasie for Flute & Harp (1)
- Fürstenau, C: Twelve Pieces, Op. 16 for flute and guitar (2)
- Füssl: Duo for Cello & Piano, Op. 5 (1)
- Fusz: Andante a four hands (1)
- Fusz: Menuet favori de l'opera Don Juan a quatre mains, Op. 10 (1)
- Gaathaug: Tema con variazioni for bass clarinet and piano, Op. 22a (1)
- Gabrieli, A: Laudate Dominum (diminution for cornet and organ) (1)
- Gabrielli: Canon for 2 cellos (3)
- Gäfvert: Fantasy for clarinet and piano (1)
- Gál, H: Divertimento for bassoon and violoncello Op. 90 No. 1 (1)
- Gál, H: Divertimento for violin and viola, Op. 90 No. 3 (2)
- Gál, H: Impromptu for viola and piano (3)
- Gál, H: Intermezzos (3) for Flute and Piano, Op.103 (2)
- Gál, H: Serbische Weisen (Serbian Dances), Op. 3 for piano duet (1)
- Gál, H: Three Impromptus for two pianos (1)
- Gál, H: Three Marionettes, Op. 74 for piano duet (2)
- Galles: Sonata for Guitar Duet in B minor (1)
- Gallois-Montbrun: Concertstück for Clarinet & Piano (3)
- Gallois-Montbrun: Sarabande et Finale for trumpet and piano (5)
- Gardner, M: Suite for Violin and Viola (1)
- Garriga: Preludio (1)
- Garrop: Fragmented Spirit for alto saxophone and piano (1)
- Gasull: Suite for cello and guitar (1)
- Gatayes, G P A: Deux Duets, Op. 7 (1)
- Gaubert: Esquisses (4) for violin and piano (1)
- Gaubert: Lamento pour violoncelle et piano (2)
- Gaubert: Madrigal for flute & piano (12)
- Gaubert: Orientale flûte et piano (1)
- Gaubert: Sicilienne for flute & piano (8)
- Gaubert: Sur l'eau, for flute & piano (4)
- Gaubert: Trois pièces pour violoncelle et piano (2)
- Gearhart: Pieces (4) for Violin and Piano (1)
- Gellhorn: Intermezzo For Violin And Piano (1)
- Gémesi: Duo, for 2 flutes (1981) (1)
- Gémesi: World of Tones/Bells - Preparatory Course for piano and 4 hands (1)
- Geminiani, F: Siciliano for violin & piano (arr. A Busch from Harpsichord Concert No. 1) (2)
- Genin, V: Triptych for violin & piano (1)
- Genzmer: Bagatelles (6) for Double Bass and Cello (1)
- George, T R: Pastorale for flute and organ (1)
- Gerber, R: Pavane for flute and piano (1)
- Gerber, R: Valse for flute and piano (1)
- Gerber, S: Fantasy, Fugue & Chaconne for Violin & Cello (1)
- German: Souvenir for violin & pianoforte (1)
- German: Suite for Flute & Piano (2)
- German: Suite For Four Hands (1)
- Gernsheim: Andante for cello and piano, Op. 64b (1)
- Gernsheim: Elohenu (version for cello and piano) (1)
- Gershwin: Short Story (10)
- Giandomenico: Cadenza for Clarinet and Bassoon (1)
- Giardini: Sei duetti a due Violini, Op. 2 (1)
- Gibbs, C A: Pieces (3) for Clarinet and Piano (1)
- Gibbs, J: Sonata in D minor for violin and organ (1)
- Gideon: Sonatina for 2 Pianos (Hommage à ma jeunesse) (1)
- Gideon: Suite for Clarinet and Piano (1)
- Gigout: Pieces for harmonium & piano (1)
- Gilbert, A: OS for oboe & vibraphone (1)
- Gilbert, A: Piano Sonata No. 2 for piano 4 hands (1)
- Ginastera: Duo for Flute & Oboe, Op. 13 (4)
- Ginastera: Pampeana No. 1 for violin & piano, Op. 16 (11)
- Ginastera: Pampeana No. 2 for cello & piano, Op. 21 (22)
- Ginastera: Rhapsody for violin & piano (1)
- Giuliani, Mauro: ‘Qual mesto gemito' for flute & guitar (1)
- Giuliani, Mauro: Duettino facile, Op. 77 (3)
- Giuliani, Mauro: Gran Duetto Concertante, Op. 52 (14)
- Giuliani, Mauro: Gran Duo Concertant, Op. 85 (19)
- Giuliani, Mauro: Six Variations for Violin and Guitar Op. 63 (3)
- Giuliani, Mauro: Variations for violin & guitar Op. 24a (3)
- Giuliani, Mauro: Variazioni Concertanti, Op. 130 (14)
- Glanert: Drei Stücke für Klarinette und Klavier (1)
- Glanville-Hicks: Sonata for Piano & Percussion (1)
- Glaser: Violin Duo (1)
- Glass, P: Four Movements for Two Pianos (3)
- Glass, P: Piece in the Shape of a Square, for two flutes (2)
- Glazunov: Albumleaf (4)
- Glazunov: Chant du Ménestrel, Op. 71 (50)
- Glazunov: Fantasy in F minor for two pianos, Op. 104 (2)
- Glazunov: Reverie, Op. 24 (12)
- Glenck: Variationen Suite for Two Pianos, Op. 17 (1)
- Glière: Ballade for Cello and Piano, Op. 4 (3)
- Glière: Duets (10) for Two Cellos, Op. 53 (1)
- Glière: Duos (8) for violin and cello, Op. 39 (7)
- Glière: Eight Pieces for Violin & Cello Op. 39 (5)
- Glière: Intermezzo & Tarantella for double bass & piano, Op. 9 (5)
- Glière: No. 1 from Eight Pieces for Violin & Cello Op. 39 (2)
- Glière: No. 3 from Eight Pieces for Violin & Cello Op. 39 (2)
- Glière: No. 5 from Eight Pieces for Violin & Cello Op. 39 (1)
- Glière: No. 6 from Eight Pieces for Violin & Cello Op. 39 (1)
- Glière: Pieces (4) for horn and piano, Op. 35 (2)
- Glière: Prelude & Scherzo for double bass & piano, Op. 32 (6)
- Glinka: Polka in D minor (piano 4 hands) (2)
- Glinka: Trot de cavalerie for piano 4 hands in C major (2)
- Glinka: Trot de cavalerie for piano 4 hands in G major (2)
- Gnattali: Sonatina for Flute and Guitar (2)
- Gobert: Pièce pour deux percussionnistes et électronique (1)
- Godard, B: Pieces (2), for Cello & Piano, Op. 61 (1)
- Godard, B: Suite de trois morceaux Op. 116 (13)
- Goddaer: Duets for B flat clarinets (1)
- Goedicke: Concert Study for trumpet & piano, Op. 49 (6)
- Goldmark: Suite No. 1 in D major for Violin and Piano Op. 11 (3)
- Goldmark: Suite No. 2 in E flat major for Violin and Piano Op. 43 (1)
- Goldstone: Revolutionary Raindrop Rag for two pianos (1)
- Golijov: Mariel for cello and marimba (2)
- Gompper: Baily's Beads, for double bass and piano (1)
- Gompper: Cycles, for cello and piano (1)
- Gompper: Ikona, for violin and piano (1)
- Goossens: Rhythmic Dance for two pianos (4)
- Gorb: Straitjacket (for trombone and piano) (1)
- Gorecki: Sonata for 2 Violins, Op. 10 (3)
- Gorecki: Toccata for Two Pianos, Op. 2 (1)
- Gorecki: Variations for Violin and Piano, Op. 4 (1)
- Gossec: Duo for two violins in G minor, Op. 7 No. 6 (1)
- Gossec: Duo for violin and viola in C major, No. 4 (1)
- Gotkovsky: Incandescence for tenor saxophone and piano (1)
- Gotkovsky: Variations pathétiques for Saxophone & Piano (1)
- Gounod: Mélodies (6) for Horn and Piano (3)
- Gouvy: Impromptu, Scherzo & Aubade for piano four hands, Op. 77 (1)
- Gouvy: Sonata for Piano 4 Hands in C minor, Op. 49 (3)
- Gouvy: Sonata for Piano 4 Hands in D minor, Op. 36 (2)
- Gouvy: Sonata for Piano 4 Hands in F major, Op. 51 (2)
- Graesvold: Piano Duet (1)
- Gragnani: Duet No. 1 for Guitar and Violin in A major (1)
- Gragnani: Duet No. 2 for Guitar and Violin in A major (1)
- Gragnani: Duetti (3) (1)
- Gragnani: Three Duos for Violin & Guitar Op. 8 (1)
- Grainger: Fantasy on George Gershwin’s ‘Porgy and Bess’ (two pianos) (7)
- Grainger: Let's Dance Gay in Green Meadow (8)
- Grainger: The Lost Lady Found (7)
- Granados: In the Village (for Piano Four Hands) (1)
- Granados: Madrigal for cello and piano (5)
- Granados: Military March for piano 4 hands No. 1 in D major, H. 145 No. 1, DLR VIII:2.1 (2)
- Granados: Military Marches for piano 4 hands (2), H. 145, DLR VIII:2 (1)
- Grandert: Little Pieces for Bassoon and Piano (1)
- Grandert: Little Pieces for Clarinet and Piano (1)
- Grandert: Little Pieces for Flute and Piano (1)
- Grandert: Little Pieces for French Horn and Piano (1)
- Grandert: Little Pieces for Oboe and Piano (1)
- Grandval: Morceaux for English Horn and Piano (selection) (1)
- Grandval: Suite for Flute & Piano (2)
- Graziani, V: Duet for harp & bassoon, Op. 27 (1)
- Green, G H: Valse brillante for Marimba and Piano (1)
- Greenbaum, S: Sonata For Piano Four Hands (1)
- Gregoir, J: 13er duo de Lohengrin pour violoncelle et piano (1)
- Gregory, P: Sonatina ‘Blue’ for flute and guitar (1)
- Gregson, E: Shadow of Paradise for oboe & percussion (1)
- Grieg: Gavotte for Piano & Violin, Op. 22, No. 2 (1)
- Grieg: Intermezzo, EG 115 (12)
- Grieg: Norwegian Dances (4), Op. 35 (45)
- Grieg: Old Norwegian Romance with Variations, Op. 51 (18)
- Griffes: Poem - arrangement for flute & piano (6)
- Griffes: Symphonische Phantasie (version for 2 pianos) (2)
- Grunelius: Scenette a due for flute and muted trumpet (1)
- Gruodis: Four Pieces for violin and piano (1)
- Guastavino: Romancos argentinos (for 2 pianos) (6)
- Gubaidulina: Der Seiltänzer (Dancer on a Tightrope) (4)
- Gubaidulina: Duo Sonata for two bassoons (2)
- Gubaidulina: Duo-Sonata for two baritone saxophones (2)
- Gubaidulina: In croce (13)
- Gubaidulina: Song without Words, for trumpet & piano (1)
- Gudmundsen-Holmgreen: Double, for violin & piano (2)
- Guevara, E: Fantasy for cello and guitar (1)
- Guidé, G: Stuk for cor anglais and piano (1)
- Guillemain: Pieces (6) for violin and harpsichord, Op. 13: Sonata in G major (1)
- Günes: The Trombonite, for alto trombone & piano, Op. 40 (1)
- Gunst: Pieces (7) for violin and piano, Op. 27 (1)
- Gunst: Symphonie fantastique, op.18 (arr. for piano 2 hands) (1)
- Haas, P: Suite for Oboe & Piano, Op. 17 (11)
- Hahn, R: Berceuses, pieces (7) for piano, 4 hands (2)
- Hahn, R: Caprice mélancolique, for 2 pianos (3)
- Hahn, R: Danse pour une déesse for flute & piano (2)
- Hahn, R: Deux Pièces pour flûte et piano (1)
- Hahn, R: L'Enchanteur for flute & piano (1)
- Hahn, R: Le ruban dénoué, waltzes (12) for 2 pianos (4)
- Hahn, R: Nocturne for violin & piano (5)
- Hahn, R: Pieces (2) for flute and piano (1)
- Hahn, R: Pièces en forme d'aria et bergerie, for piano, 4 hands (3)
- Hahn, R: Pour bercer un convalescent, for piano, 4 hands (4)
- Hahn, R: Préludes (3) sur des air irlandais, for piano, 4 hands (3)
- Hahn, R: Romance in A major for violin & piano (2)
- Hahn, R: Scherzo lent, for 2 pianos (1)
- Hahn, R: Soliloque et Forlane for viola & piano (3)
- Hahn, R: Trois Préludes for piano, 4 hands (1)
- Hahn, R: Variations pour piano, 4 hands (1)
- Hahn, R: Variations puériles for piano, 4 hands (1)
- Haieff: Sonata for Two Pianos (1)
- Hailstork: Sonata for Two Pianos (1)
- Hakim, N: Die Apostel for organ duet (1)
- Hakola: Capriole for bass clarinet and cello (2)
- Hallgrímsson: Notes from a Diary for viola and piano Op. 33 (2)
- Hallgrímsson: Seven Epigrams for violin and cello Op. 23 (1)
- Halvorsen: Passacaglia and Sarabande for Violin and Viola (1)
- Halvorsen: Passacaglia for Violin & Cello/Viola (after Handel) (29)
- Handel: Andante for violin & continuo in A minor, HWV 412 (8)
- Handel: Aria, from Dettinger Te Deum for violin and piano (2)
- Handel: Sonata Hallenser III in B minor for flute and continuo (1)
- Handel: Sonate C-dur für Tuba und Orgel (1)
- Hannenheim: Duo für Geige und Bratsche (1)
- Harbach: Perambulations for Trumpet and Piano (2)
- Harbison: Duo for Flute and Piano (4)
- Harris, David: Compossible XIV – Violin Duo (1)
- Harris, Roy: Duo for Cello and Piano (1)
- Harrison, J: Life Force: duo for violin & cello (1)
- Harrison, L: Music for Harp with Percussion (2)
- Harrison, L: Serenade for Guitar & Percussion (1)
- Harrison, L: Suite for Cello and Harp (3)
- Harrison, S: A Hidden Light for violin and piano (1)
- Harrison, S: an angel reads my open book … for violin and piano (1)
- Harsányi: Pièces (3) for flute and piano (3)
- Hart, F: Prelude from St Francis for Violin and Piano (1)
- Hartley, W: Duo for Alto Saxophone and Piano (2)
- Hartley, W: Duo Sonata for Soprano & Baritone Saxophones (1)
- Hartmann, J P E: Suite for Violin and Piano in A minor, Op. 66 (3)
- Hartmann, John: Fantasia brilliante on the air Rule Britannia for cornet and piano (2)
- Hartmann, W E Z: Andante & Allegro for Violin & Piano, Op. 12 (1)
- Harty: Fantasy for flute and harp (1)
- Harvey, J: Run Before Lightning for flute and piano (3)
- Hauer: 4 Pieces Op. 28 for Violin and Piano (1)
- Haug, Hans: Capriccio for Flute & Guitar (2)
- Haug, Hans: Fantasia for guitar and piano (6)
- Hawkins, John: Worlds Apart for Double Bass and Piano (1)
- Haydn: Baryton Duet in A major, Hob.XII:1 (1)
- Haydn: Baryton Duet in D major, Hob.X:11 (1)
- Haydn: Baryton Duet in D major, Hob.XII:3&5 (1)
- Haydn: Baryton Duet in D Major, Hob.XII:5 (1)
- Haydn: Baryton Duet in G major, Hob.XII:4 (1)
- Haydn: Baryton Duet in G Major, Hob.XII:6 (1)
- Haydn: Duet for Violin and Cello in D major, Hob. VI: C6 (1)
- Haydn: Duet for Violin and Cello in D major, Hob. VI:D1 (3)
- Haydn: Duo Concertantes for two flutes (6) (1)
- Haydn: Duo for 2 flutes in A major, Op. 99 No. 1 (2)
- Haydn: Duo for 2 flutes in B minor, Op. 99 No. 2 (1)
- Haydn: Duo for 2 flutes in C major, Op. 99 No. 5 (1)
- Haydn: Duo for 2 flutes in D major, Op. 99 No. 3 (1)
- Haydn: Duo for 2 flutes in D major, Op. 99 No. 6 (1)
- Haydn: Duo for 2 flutes in G major, Op. 99 No. 4 (1)
- Haydn, M: Adagio and Allegro Molto for Horn and Trombone from Serenade in D major (1)
- Haydn, M: Duo Concertante for Organ and Viola, P. 55 (1)
- Head, M: Pieces (3) for Oboe and Piano (1)
- Heberle: Duo in C for recorder and viol (1)
- Hefti, D P: Poème lunaire for viola & piano (1)
- Heggie: Soliloquy for flute and piano (2)
- Heiden: Solo for alto saxophone & piano (4)
- Heinichen: Sonata a 2 In C minor for Oboe & Bassoon (2)
- Heise: Fantasy Piece No. 1 for cello and piano (1)
- Heise: Fantasy Piece No. 2 for cello and piano (1)
- Heise: Fantasy Piece No. 2 for horn and piano (1)
- Heise: Fantasy Pieces (2) for Cello & Piano (1)
- Hellan: Excursion for double bass and piano (1)
- Helps: Duo for Cello & Piano (1)
- Henderson, Ruth Watson: Fantasy for Saxophone & Organ (1)
- Henri Busser: Prelude et Scherzo for flute & piano, Op. 35 (3)
- Henriques: Mazurka for Violin and Piano, Op. 35 (2)
- Henselt: Duet for horn and piano, Op. 14 (1)
- Hermann: Grand Duo for Violin and Cello (1)
- Hermann, Friedrich: Grand Duo Brillant in G minor for Violin and Cello, Op. 12 (2)
- Herrmann, T J: Sonatine for guitar and harp (1)
- Hersant: Choral for cello & harp (1)
- Hersant: Duo Sephardim for viola and bassoon (1)
- Hersant: Duos (8) for viola and bassoon (1)
- Hervelois: Suite in A major for viola da gamba and b.c. (2)
- Herzogenberg, L: Allegro WoO 16 for piano duet (1)
- Herzogenberg, L: Allotria for piano duet, Op. 33 Book 1 (2)
- Herzogenberg, L: Dainu Balsai - Lithuanian folk songs for piano duet, Op. 76 (1)
- Herzogenberg, L: Duet for piano and violoncello in D major, Op. 12 (1)
- Herzogenberg, L: Landler for piano duet, WoO 7 (1)
- Herzogenberg, L: Legenden for viola and piano, Op.62 (9)
- Herzogenberg, L: Phantasie, Op. 15 for Violin & Piano (1)
- Herzogenberg, L: Theme and Variations for two pianos, Op. 13 (2)
- Herzogenberg, L: Variations in B flat major for piano duet, Op. 85 (1)
- Herzogenberg, L: Variations in D minor for piano duet, Op. 86 (1)
- Herzogenberg, L: Variations in E Major for piano duet, Op. 84 (1)
- Herzogenberg, L: Variations on a Theme of Brahms for piano duet, Op. 23 (3)
- Herzogenberg, L: Waltzes for piano duet, Op. 53 (2)
- Herzogenberg, L: Waltzes Op. 83 for piano 4-hands (1)
- Hess, W: Suite Pittoresque for clarinet & basset horn, Op. 115 (1)
- Hesse, A F: Fantasie c-Moll für Orgel zu vier Händen, Op. 35 (5)
- Hesse, L-W: Partita for mandolin and guitar (1)
- Heyn: Resurrection #1, for piano, double bass and tape (1)
- Hill, E B: Jazz Studies for two pianos (1)
- Hill, W: Two romances for cello and piano (1)
- Hillborg: Close Ups for clarinet and percussion (1)
- Hillborg: Nursery Rhymes for clarinet and percussion (1)
- Hiller, F: Grand Duet for 2 Pianos, Op. 135 (1)
- Hind, R: Das Unenthüllte (2003) for violin and piano (1)
- Hindemith: 3 Stücke für Violoncello und Klavier Op. 8 (7)
- Hindemith: A frog he went a-courting (8)
- Hindemith: Drei leichte Stücke für Cello und Klavier (2)
- Hindemith: Duets (2) for Violin & Clarinet from The Music Day at Plön (3)
- Hindemith: Duett for viola and 'cello (5)
- Hindemith: Echo for flute and piano (4)
- Hindemith: Konzertstück für zwei Altsaxophone (7)
- Hindemith: Piano Sonata for 4 Hands (7)
- Hindemith: Pieces (41) for two violins (from Geigenschulwerk) (1)
- Hindemith: Scherzo for viola and cello (4)
- Hindemith: Sonata for Two Pianos (1942) (5)
- Hirschfeld: Sonett V for piano & percussion, Op. 20 (1)
- Hisada: Continuance for Violin and Cello (1)
- Ho, A: Suite for Flute & Piano (2)
- Hoedt: Dialogue de l'improvisateur et du Ménétrier pour flûte et piano (1)
- Hoedt: Romance for flute & piano (1)
- Hoffmann, H A: Duo for Violin and Cello in E major, Op. 10 (1)
- Hoffmann, J: Sonata in D minor for Mandolin & Archlute (2)
- Hoffmeister: Duos (6) for Violin and Viola (2)
- Hoffmeister: Six Duets for Clarinet & Piano (1)
- Hoffmeister: Sonata for Viola d'amore and Harp (1)
- Holbrooke: Ballade for bass clarinet and piano (1)
- Holland, A G: Pohádka a Variace, A Fairy Tale & Variations for Two Violins (1)
- Holland, T: Suite in D for Viola and Piano (2)
- Höller, K: Fantasie for Violin and Organ, Op. 49 (1)
- Höller, K: Music for violin and piano Op.27 (1)
- Höller, Y: Diaphonie for 2 Pianos (1965) (2)
- Höller, Y: Doppelspiel for piano four hands (1)
- Höller, Y: Partita for 2 Pianos (1996) (2)
- Holliger: Airs (Sept po mes de Philippe Jaccottet - Lecture pour hautbois et cor anglais) (1)
- Holliger: Drei Skizzen for violin and viola (1)
- Holliger: Duo for violin and cello (1)
- Holliger: Romancendres for cello & piano (3)
- Holloway, R: Souvenirs de Monsalvat for piano four hands (1)
- Holmboe: 7 Folk Ballads arranged by the composer for recorder and guitar (1)
- Holmboe: Duo Concertato for violin and guitar (1)
- Holmes, L: Recitative II for Viola and Percussion (1)
- Holst: Duet for Trombone and Organ (2)
- Holst, I: Duo for Viola and Piano (2)
- Holt, Simeon: Canto Ostinato (version for two pianos) (3)
- Holt, Simeon: Canto Ostinato (version for Two Prepared Pianos) (1)
- Holt, Simon: Sphinx for cor anglais & percussion (2)
- Homs: Duet per a flauta i guitarra (1)
- Homs: Impromptu for guitar & percussion (2)
- Homs: Inventions (2) for clarinet and piano (1)
- Honegger: Arioso for Violin and Piano (1)
- Honegger: Intrada for trumpet in C and piano (23)
- Honegger: Prélude pour Contrebasse and Piano (1)
- Honegger: Romance for Flute and Piano (8)
- Honegger: Sonatina for Two Violins, H 29 (4)
- Hopkins, Antony: Four Dances, for recorder and piano (1)
- Hopkins, Antony: Pastiche Suite for recorder and piano (1)
- Hopkins, Antony: Suite for descant recorder and piano (1)
- Hopkins, Antony: Three Seductions, for recorder and piano (1)
- Horusitzky: Sonata for Two Pianos, Op. 51 (1)
- Hosokawa: Duo for Violin and Cello (1)
- Hosokawa: In die Tiefe der Zeit for cello & accordion (2)
- Hosokawa: In die Tiefe der Zeit for viola and accordion (1)
- Hotteterre: Suite for flute & continuo No. 1 in G minor (Book 2) (3)
- Hotteterre: Suite for flute & continuo No. 2 in C minor (Book 2) (4)
- Hotteterre: Suite for flute & continuo No. 3 in D major (Book 2) (2)
- Hotteterre: Suite for flute & continuo No. 4 in B minor (Book 2) (2)
- Hotteterre: Suite for flute & continuo, Op. 2 No. 1 in D major (Book 1) (8)
- Hotteterre: Suite for flute & continuo, Op. 2 No. 2 in G major (Book 1) (5)
- Hotteterre: Suite for flute & continuo, Op. 2 No. 3 in G major (Book 1) (6)
- Hotteterre: Suite for flute & continuo, Op. 2 No. 4 in E minor (Book 1) (4)
- Hotteterre: Suite for flute & continuo, Op. 2 No. 5 (Book 1) (4)
- Hough: Bridgewater, romantic idyll for bassoon and piano (1)
- Hovhaness: Duet for Violin and Harpsichord (3)
- Hovhaness: The Garden of Adonis, Suite for flute and harp, Op. 245 (2)
- Hovland: Cantus I, Op. 45 for flute and harpsichord (1)
- Hovland: Cantus II for descant recorder and piano (2)
- Howell, D: Phantasy for Violin & Piano (1)
- Howell, D: Rosalind for Violin & Piano (1)
- Howell, D: The Moorings for Violin & Piano (1)
- Howells: A Near-Minuet for clarinet and piano (2)
- Hubay: Der Zephir (from 6 Blumenleben for violin & piano, Op. 30) (18)
- Hubay: Marche hongroise pour piano a quatre mains, op.posth. (1)
- Hubay: Scène de la csárda No. 1, Op. 9 (2)
- Hubay: Scène de la csárda No. 2 'Kis furulyám', Op. 13 (3)
- Hubay: Scène de la csárda No. 3 'Maros vize', Op. 18 (7)
- Hubay: Scène de la csárda No. 4 'Hejre Kati', Op. 32 (32)
- Hubay: Scène de la csárda No. 5 'Hullámzó Balaton', Op. 33 (8)
- Hubay: Scène de la csárda No. 6 'Sárga cserebogár', Op. 34 (2)
- Hubay: Scène de la csárda No. 7 'Kosuth nóta', Op. 41 (3)
- Hubay: Scène de la csárda No. 8 'Azt mondják', Op. 60 (3)
- Hubay: Scène de la csárda No. 9 'Czinka Panna nótája', Op. 65 (2)
- Hubay: Scène de la csárda No. 10 'Szalatnai emlék', Op. 69 (2)
- Hubay: Scène de la csárda No. 11 'Szomorúfüz hervadt lombja', Op. 82 (2)
- Hubay: Scène de la csárda No. 12 'Piczi tubiczám', Op. 83 (3)
- Hubay: Scène de la csárda No. 13, Op. 102 (3)
- Hubay: Scène de la csárda No. 14 'On the themes of Lavotta', Op. 117 (3)
- Huber, H: Romance for cor anglais and piano (1)
- Huberty: Duetto for two violas d'amore (1)
- Hubicki: Goladon Suite, for piano duet (1)
- Hubicki: Lonely Mere and Rigaudon, for cello and piano (1)
- Hubicki: Svolgimento, for violin and piano (1)
- Hugues: Fantasie Nr. 2 für Flöte und Klavier Op. 71 Aida di G. Verdi (1)
- Humble: Short Pieces (5) in Two Parts for cello and piano (1)
- Hummel, B: Duettino für Vibraphon und Klavier Op. 82b (1)
- Hummel, J: Amusement for Piano and Violin in F minor, Op. 108 (5)
- Hummel, J: Complete works for cello and piano (1)
- Hummel, J: Flute and Piano Sonata in A major, Op. 64 (10)
- Hummel, J: Potpourri for Piano and Guitar in G minor, Op. 53 (12)
- Hurlstone: Adagio from Sonata in D for cello & piano (1)
- Hurlstone: Four Characteristic Pieces for clarinet & piano (6)
- Hurlstone: Work for piano duet (1)
- Hurnik, I: Variations on a Theme of Pergolesi for Piano Four Hands (1)
- Husa: Suite for Viola and Piano, Op. 5 (1)
- Huszcza: SaHarBAD for alto saxophone and harp (1)
- Huybrechts: Andante for oboe and piano (1)
- Huybrechts: Concertino for cello and piano (1)
- Huybrechts: Pastourelle for viola da gamba and piano (1)
- Huybrechts: Sonatine for flute and viola (2)
- Hvoslef: Duo for accordions (1)
- Iannaccone: Arias Concertante for cello & piano, Nos. 1 & 2 (1)
- Iannaccone: Rituals for violin & piano (1)
- Ibert: Aria for viola & piano (4)
- Ibert: Entr'acte for flute (or violin) & guitar (or harp) (59)
- Ibert: Impromptu for Trumpet & Piano (9)
- Ibert: Jeux, sonatine for flute and piano (9)
- Ibert: L'Age d’Or, extrait du 'Chevalier Errant' for Alto Saxophone & Piano (1)
- Ikilikian: Crash for clarinet, bass clarinet and computer (1)
- Ikonomov: Sonata for Two Pianos (1)
- Indy: Andante for Violin & Piano (2)
- Infante: Danze andaluse (for 2 pianos) (1)
- Inghelbrecht: Sonatine pour flûte et harpe (3)
- Ireland: Fantasy Sonata (15)
- Isaacs, L: Duets based on Folk Tunes (1)
- Isaacson: Duet for bassoon and one maraca (1)
- Israel: Sonatinetta for mandolin & guitar (1)
- Ives, C: Three Quarter-Tone Pieces for Two Pianos (5)
- Jacob, G: Duo for Clarinet and Bassoon (1)
- Jacob, G: Elegy for Cello and Piano (1)
- Jacob, G: Elegy for Violin & Piano (1)
- Jacob, G: Four Bagatelles for Two Violins (1)
- Jacob, G: Tuba Suite (1)
- Jacob, G: Variations for trebel recorder & harpsichord/piano (2)
- Jacobi, F: Fantasy for Viola and Piano (2)
- Jacquet de la Guerre: Sonata for 2 violins, No. 2 in C minor (1)
- Jakubėnas: Melody-Legend for violin and piano (1)
- Jakubėnas: Serenade for cello and piano (2)
- Janáček: Allegro for violin and piano (5)
- Janáček: Dumka for violin and piano (9)
- Janáček: Pochod Modràcku (7)
- Janáček: Pohádka (Fairy Tale) for Cello and Piano (56)
- Janáček: Presto for Cello & Piano (11)
- Janáček: Romance, JW VII/3 (7)
- Janca: Suite in 7 movements for trombone and organ (1996) (1)
- Janca: Tripartita on »Christ ist erstanden« for trombone and organ (1991) (1)
- Jarnach: 3 Rhapsodies, Op. 20 for violin & piano (1927) (1)
- Jarnach: Aria, Op. 10 for violin & piano (1918/22) (1)
- Jenkins, J: Divisions for two bass viols (2)
- Jenkins, J: Pavan for 2 bass viols in A minor (1)
- Jensen, N P: Duo for Two Flutes in D major, Op. 4 No. 1 (1)
- Jensen, N P: Duo for Two Flutes in D minor, Op. 11 No. 3 (1)
- Jensen, N P: Duo for Two Flutes in E minor, Op. 11 No. 2 (1)
- Jensen, N P: Duo for Two Flutes in F major, Op. 4 No. 3 (1)
- Joachim: Romanze, Op. 2, No. 1 for violin and piano (3)
- Joachim: Variations for viola and piano, Op. 10 (2)
- Johansen, D: Suite for Cello & Piano, Op. 24 (1)
- Johnson, Evan: L’arte de toucher le clavencín, 2 (for piccolo with violin) (1)
- Jolivet: Alla rustica (1963) for flute and harp (4)
- Jolivet: Arioso barocco for Trumpet & Organ (8)
- Jolivet: Cabrioles for flute and piano (4)
- Jolivet: Chant de Linos (22)
- Jolivet: Chant de Linos pour flûte et piano (5)
- Jolivet: Contoversia pour hautbois et harpe (1)
- Jolivet: Fantaisie-Caprice (1953) for flute and piano (6)
- Jolivet: Fantaisie-Impromptu pour saxophone alto et piano (8)
- Jolivet: Sonatine for Flute & Clarinet (3)
- Jolivet: Sonatine pour hautbois et bassoon (3)
- Jommelli: Sonata à quatre mains sur un (1)
- Jones, O: Fantasia for 2 Pianos on Mozart's 12 Variations in C major on 'Ah vous dirai-je, maman', K265 (1)
- Jong: Gaudeamus & Meditatio, Op. 8 for violin and piano (1)
- Jongen: Serenata for violin and piano, Op. 29 bis (1)
- Joubert: Kontakion for cello and piano (1)
- Jørgenson: Romance Op. 21 for trombone and piano (2)
- Juon: Pieces (4) for Violin & Piano, Op. 28 (2)
- Juon: Romance for viola & piano, Op. 7b (2)
- Kabalevsky: Improvisato for piano & violin (3)
- Kabalevsky: Rondo for piano & violin, Op. 69 (4)
- Kabalevsky: Rondo In Memory of Sergei Prokofiev for cello and piano, Op. 79 (2)
- Kaiser-Lindemann: Hommage à Nelson Mandela for solo cello and percussion, Op.27 (1)
- Kalliwoda: Divertissement in F major for piano 4 hands, Op. 28 (1)
- Kalliwoda: Duet for two Violins, Op. 181 No. 1 (1)
- Kalliwoda: Grand Marches (3) for piano 4 hands, Op. 26 (1)
- Kalliwoda: Grande Sonate in G minor for piano 4 hands, Op. 135 (2)
- Kalliwoda: Morceau de Salon for clarinet & piano, Op. 229 (1)
- Kalliwoda: Morceau de Salon for oboe & piano, Op. 228 (12)
- Kaminsky, L: Duo for Cello and Piano (1)
- Kaminsky, L: Duo for Flute and Piano (1)
- Kaminsky, L: Pieces (2) for Viola or Violin & Cello (1)
- Kancheli: Miniatures (33) for Violin & Piano (2)
- Kancheli: Miniatures for Violin and Piano Nos. 1 ‐ 18 (1)
- Kancheli: Time... and again for violin and piano (5)
- Kanno: Lunar Rainbow for piano, toy piano and computer (1)
- Kaplan, Amelia: Insolence, for violin & piano (1)
- Kapsberger: Canzone I for theorbo & continuo (1)
- Kapustin: Duet for cello and alto saxophone, Op. 99 (3)
- Karg-Elert: from Poesien (Five Pieces for Harmonium and Piano, Op. 35): 2 pieces (1)
- Karg-Elert: from Silhouetten (Seven Pieces for Harmonium and Piano, Op. 29): 3 pieces (1)
- Karg-Elert: Pastorale for violin & organ, Op. 48B No. 2 (1)
- Karg-Elert: Sanctus for violin & organ, Op. 48B No. 1 (2)
- Karg-Elert: Sinfonische Kanzone Op. 114 for flute & piano (5)
- Karg-Elert: Suite pointillistique Op. 135 for flute & piano (4)
- Karkoff, I: Four Duets for Lute (1)
- Karkoff, I: Largo for 2 Violins (1)
- Karlsen, K M: Sonata Dolorosa for cello and piano, Op. 108 (1)
- Kattenburg: Compositions for piano four-hands (5) (1)
- Kattenburg: Escapades for two violins (1)
- Kattenburg: Piece for flute and piano (1)
- Kaufman, S: Violin Duos (10) (1)
- Kavina: Suite for theremin & piano (2)
- Keal: Ballade for Cello & Piano (1)
- Keller, H: Schumann-Metamorphosen for violin and piano (1)
- Kempis: Symphonia à 2 for recorder & harpsichord (1)
- Ketterer: Live Wire, galop for piano 4 hands (1)
- Khachaturian: Dance for Violin and Piano (1)
- Khachaturian: Suite for two pianos (1)
- Kiel: Drei Romanzen for viola and piano, Op.69 (3)
- Killmayer: Tre Pezzi for trumpet & piano (1)
- Kirchner, L: Duo for Violin and Piano (2)
- Kirchner, T: 8 Pieces for Cello and Piano, Op. 79 (2)
- Kissine: Duo (after Osip Mandelstam) for viola and violoncello (1)
- Kittelsen: Festduett for two piccolos (1)
- Klebe: Fantasia Incisiana, Op. 137 for Violin and Piano (1)
- Klein, Gideon: Duo for violin & cello (4)
- Klengel: Scherzo for cello and piano in D minor, Op. 6 (4)
- Kling: The Two Little Bulfinches - Cornet Duo (2)
- Klose, H: 10me solo transcrit pour le hautbois par N. Coste (1)
- Klucevsek: The Well-Tampered Accordion (1)
- Knight, I: Prelude for winds and piano (1)
- Kodály: Adagio for viola (or cello or violin) & piano (30)
- Kodály: Duo for Violin and Cello, Op. 7 (61)
- Kodály: Hungarian Rondo for Cello and Piano (5)
- Kodály: Prelude and Fugue for Cello and Piano by J. S. Bach (3)
- Kodály: Romance lyrique (6)
- Koechlin: 14 pieces for flute & piano Op. 157b (7)
- Koechlin: 15 Etudes for Saxophone and Piano, Op. 188 (3)
- Koechlin: 15 Etudes for Saxophone and Piano, Op. 188: No. 1. Pour les traits rapides (1)
- Koechlin: 15 Etudes for Saxophone and Piano, Op. 188: No. 10. Pour la qualité du son dans un style soutenu et pour les nuances (1)
- Koechlin: 15 Etudes for Saxophone and Piano, Op. 188: No. 2. Pour les sons liés et le charme de la sonorité (1)
- Koechlin: 15 Etudes for Saxophone and Piano, Op. 188: No.3. Pour les arpèges (1)
- Koechlin: 4 pieces for flute & piano from L'Album de Lilian, Deuxième série, Op. 149 (1)
- Koechlin: 7 Pièces for Saxophone and Piano, from Op. 180 (2)
- Koechlin: Duos (24), Op. 186 for two saxophones (1)
- Koechlin: French Sonatinas (4) for piano duet, Op. 60 (1)
- Koechlin: Morceau de Lecture for flute & piano Op. 218 (2)
- Koechlin: Pieces for oboe and piano, Op.179 (1)
- Koechlin: Sonata for two flutes Op. 75 (3)
- Koechlin: Suite for piano duet, Op. 19 (1)
- Koechlin: Suite for two pianos, Op. 6 (1)
- Koetsier: Partia für Englischhorn und Orgel Nr. 1 Op. 41 (1)
- Koetsier: Sonate für Horn und Harfe, Op. 94 (2)
- Komarnitsky: Andante amoroso for violin and piano (1)
- Komarnitsky: Partita for Violin & Organ (1)
- Komarnitsky: Slavonic Capriccio for violin and piano (1)
- Koppel, A: Toccata for Vibraphone and Marimba (2)
- Koppel, B: Dialogical Responses for Alto Saxophone & Piano (1)
- Koppel, H D: Duo for violin and guitar Op. 116 (1987) (1)
- Kornauth: Pieces (3) for cello & piano, Op. 47 (1)
- Korndorf: Triptych for cello and piano (1)
- Korngold: Much Ado About Nothing, Op. 11: suite for violin (or cello) & piano (22)
- Kósa: Andante and vivace for cello & piano (1)
- Kósa: Duet for Violin and Viola (1)
- Koshkin: L’istesso tempo for cello and guitar (1)
- Kosins: Rendezvous and Dreams for oboe & piano (1)
- Kozeluch: Keyboard Duo in F (1)
- Kraemer: Elegy for Viola and Piano, 'No More Words' (1)
- Kraft, Antonin: Grand Duo for two Cellos, Op. 5 (2)
- Kraft, L: Fantasy for flute & piano (1)
- Krähmer, E: Variations brillantes for Descant Recorder and Harpsichord in A-Flat Major, Op. 18 (1)
- Kraus, V: Variations for violin and guitar (1)
- Krein, A: Dances, Op. 50, for piano, arr. for violin and piano (1)
- Krein, A: Poème, Op. 10, for cello and piano (1)
- Kreisler: Allegretto (in the style of Boccherini) (28)
- Kreisler: Alter Refrain (26)
- Kreisler: Andantino in the style of Martini (16)
- Kreisler: Aubade Provençale (14)
- Kreisler: Aucassin and Nicolette (canzonetta medievale) (16)
- Kreisler: Caprice Viennois, Op. 2 (142)
- Kreisler: Chanson Louis XIII and Pavane (In the style of Couperin) (23)
- Kreisler: Drei Walzer (Liebesfreud - Liebesleid - Schön Rosmarin) (66)
- Kreisler: Gypsy Caprice (22)
- Kreisler: La Chasse (The Hunt) in the style of Jean-Baptiste Cartier (23)
- Kreisler: La Gitana (73)
- Kreisler: La Précieuse (in the style of Louis Couperin) (35)
- Kreisler: Liebesfreud (171)
- Kreisler: Liebesleid (277)
- Kreisler: Marche miniature viennoise (61)
- Kreisler: Melodie (after Gluck) (11)
- Kreisler: Menuet (in the style of Porpora) (11)
- Kreisler: Polichinelle, serenade (35)
- Kreisler: Praeludium and Allegro (in the style of Pugnani) (92)
- Kreisler: Preghiera (Prayer) on theme from Rachmaninov's 2nd Piano Concerto for violin & piano (1)
- Kreisler: Romance, Op. 4 (12)
- Kreisler: Rondino on a Theme by Beethoven (63)
- Kreisler: Scherzo (In The Style Of Dittersdorf) (16)
- Kreisler: Schön Rosmarin (173)
- Kreisler: Sicilienne and Rigaudon (in the style of Francoeur) (31)
- Kreisler: Syncopation (55)
- Kreisler: Tambourin Chinois, Op. 3 (123)
- Kreisler: Tempo di menuetto (in the style of Pugnani) (25)
- Kreisler: Toy Soldiers' March (21)
- Kreisler: Variations on a Theme by Corelli (in the style of Tartini) (28)
- Kreisler: Viennese Rhapsodic Fantasietta (17)
- Krejn: Rhapsody for clarinet & piano (1)
- Krenek: 4 pieces for oboe and piano (1966) (2)
- Krenek: Double Fugue, WoO 33, for piano, four hands (1)
- Krenek: Double Fugue, WoO 50, for two pianos (1918) (1)
- Krenek: Duo concertante for oboe and piano (1)
- Krenek: Opus 231 for Violin & Organ (1)
- Kreutzer, K: Duo in C for two clarinets (2)
- Krieger, E: Sonancias II for Violin and Piano (1)
- Krieger, J P: Sonata a doi, Violine e Viola da Gamba (2)
- Kroll: Banjo and Fiddle (41)
- Kronke: Caprice Espagnole for Flute & Piano, Op. 113 No. 2 (1)
- Kronke: Konzertstück for Flute & Piano, Op. 177 (1)
- Kruse: Bom-bombardino for Euphonium and Percussion (1)
- Krzanowski: Trifle for accordion and bass clarinet (1)
- Kubík, L: Zwei Inventionen für Flöte und Gitarre (1)
- Kuhlau: Adagio e Rondo for Piano 4‐hands, Op. 124 (1)
- Kuhlau: Allegro pathétique for Piano 4‐hands, Op. 123 (1)
- Kuhlau: Duet No. 1, Op. 80 (1)
- Kuhlau: Duet No. 2, Op. 80 (1)
- Kuhlau: Duet No. 3, Op. 80 (1)
- Kuhlau: Variations on an Irish Folksong, Op. 105 (2)
- Kühnel, A: Sonate 1 â due viola da gamba (1)
- Kühnel, A: Sonate 5 â due viola da gamba (1)
- Kulikowski: Scherzo for Violin and Piano (1)
- Kulikowski: Suite for Cello & Piano (1)
- Külling: Lion Hunting, galop for piano 4 hands (1)
- Kummer, F A: Duet Op. 103 No. 1 (1)
- Kummer, F A: Duet Op. 103 No. 4 (1)
- Kummer, F A: Duet Op. 156 (Variations on a theme from Handel's Judas Maccabeus) (1)
- Kummer, F A: Duet Op. 22 No. 1 (1)
- Kummer, F A: Duet Op. 22 No. 2 (1)
- Kummer, F A: Duos de concert (2) for violin and cello, Op. 64 (1)
- Kummer, K: Duets, Op. 46 Nos. 1 & 2 (1)
- Kurtág: Die sieben Worte (fragments of Heinrich Schütz's work) for piano 4 hands (1)
- Kurtág: Eight Duets for Violin and Cimbalom, Op. 4 (5)
- Kurtág: Hommage à Tristan, for cor anglais & bass clarinet (1)
- Kurtág: Suite for Four Hands (2)
- Kurtág: Summaia a B.P. Mondasinak, for cor anglais & bass clarinet (1)
- Kurtág: Tre altri pezzi per clarinetto e cimbalom (1)
- Kurtág: Tre Pezzi for Violin and Piano, Op. 14e (2)
- Kurtág: Tre pezzi per clarinetto e cimbalom (1)
- Kuusisto, J: Loisto ('Glow')for violin and piano, Op. 12 (1)
- Kuusisto, J: Valo ('Light') for violin and piano, Op. 23 (1)
- Kvandal: Aria, cadenza e finale for violin and piano, Op. 24 (1)
- Kvandal: Duo for violin and cello, Op. 19 (1)
- Kvandal: Introduction and Allegro for horn and piano (2)
- Kverndokk: Wither Wander You - duo concertante for flute & double bass (1)
- Labor: Fantasia for Organ Duet (1)
- Lacerda, O: Poemeto, for flute & piano (1)
- Lachner, F: Fugue for organ four hands in D minor (1)
- Laderman: Duo for Violin and Violoncello (2)
- Ladmirault: Suite for Oboe & Piano (1)
- Lalo: Chants russes for Cello and Piano (1)
- Lampson: 4 Pieces for Violin and Piano. (1)
- Láng, I: Duet for two Cimbaloms (1)
- Lansky: It All Adds Up (“Six Preludes for Two Pianos”) (1)
- Lansky: It all adds up: 6 preludes for 2 pianos (1)
- Lappalainen: Violin Duo (1)
- Larcher: Uchafu for Trumpet & Piano (1)
- Larchet: An Ardglass Boat Song (2)
- Larsson, L-E: Pieces (3) for clarinet and piano (1)
- Lauber: Grande Sonate for flute and piano, Op. 53 (1)
- Lauber: Sonatine for bassoon and harp (1)
- Laurin: Fantasy and Fugue on Genevan Psalm 47 for Organ Duet, Op. 62 (1)
- Lawes, W: Suite for 2 guitars in D major (3)
- Lazarof: Etudes (4) for 2 Violins (1)
- Leclair, J-M: First livre des Sonates à deux violons, Op. 3 (1)
- Leclair, J-M: Second livre des Sonates à deux violons, Op. 12 (3)
- Leclair, J-M: Sonata for 2 violins without continuo No. 6 Op. 12 (1)
- Leclair, J-M: Sonata for two viola da gambas in A minor Op. 12 No. 1 (1)
- Leclair, J-M: Sonata for two violins in F major (1)
- Leclair, J-M: Sonata for two violins in G minor, Op. 12 No. 5 (3)
- Leclair, J-M: Sonata for two violins, Op. 3 No. 1 in G major (1)
- Leclair, J-M: Sonata for two violins, Op. 3 No. 3 in C major (1)
- Leclair, J-M: Sonata for two violins, Op. 3 No. 5 in E minor (8)
- Leclair, J-M: Sonata for two violins, Op. 3 No.2 in A major (1)
- Leclair, J-M: Sonata for two violins, Op. 3 No.4 in F major (2)
- Leclair, J-M: Sonata for two violins, Op. 3 No.6 in D major (2)
- Leclair, J-M: Sonatas for two violins, Op. 3 (1)
- Leclair, J-M: Sonatas for two violins, Op. 3, No. 4 (2)
- Lefebvre, C E: Deux Pièces Op. 72 for flute & piano (2)
- Lefèvre, J X: Duo for two clarinets in A flat major (1)
- Lefèvre, J X: Duo for two clarinets in F major (1)
- Lefkowitz: Duet for Violin and Viola (2)
- Lefrançois: Le nouveau balnéaire for four hands piano (1)
- Lefrançois: Padouk phantasticus for marimba et clarinet (1)
- Leigh, W: Air for Treble Recorder & Piano (2)
- Leigh, W: Reverie for Violin & Piano (1922) (1)
- Leighton: Elegy for Cello & Piano op.5 (6)
- Leighton: Metamorphoses for Violin & Piano op.48 (1)
- Leighton: Partita for Cello & Piano op.35 (6)
- Lekeu: Minuetto for 2 violins (1)
- Lendvay: 4 Duets for Flute and Piano (1)
- Lendvay: Three Movements for Bassoon and Piano (1)
- Lentini: Five Pieces for Cello and Piano (1)
- Leone, Gabriel: Sonata in C major for mandolin and guitar (1)
- Lepnurm: Variations for Violin & Organ (1954) (1)
- Lerdahl: Duo for violin and piano (1)
- Lerstad: Fantasy piece No. 1 for E flat clarinet and piano, Op. 170 No. 1 (1)
- Lesage: Fantasia Stravagente (1)
- Lesemann: Duo for Horn and Piano (2)
- Lesemann: Sonata for Clarinet & Percussion (1)
- Léveillée: La Grande valse fofolle with two pianos (1)
- Lewis, P: Impromptu for Harmonica and Harp (1)
- Libetta: Souls - prelude and cantabile for piano duet (1)
- Lidarti: Duetto No. 1 for flute and harpsichord (1)
- Lidarti: Duetto No. 5 for violin and harpsichord (1)
- Liddle, S: Elegy for Cello and Piano (1)
- Lidholm: Invention for clarinet and bass clarinet (1)
- Lidholm: Quattro pezzi per violoncello e pianoforte (3)
- Lieberson, P: Variations (3) for Cello & Piano (1)
- Ligeti: Allegro for Piano 4 Hands (3)
- Ligeti: Allegro for piano four hands (2)
- Ligeti: Five Pieces for piano four hands (2)
- Ligeti: Fünf Stücke für Klavier zu Vier Hände (1)
- Ligeti: Pieces (3) for two pianos (17)
- Ligeti: Sonatina for two pianos (6)
- Ligeti: Three Wedding Dances for two pianos (7)
- Ligeti: Tréfás induló for two pianos (6)
- Lilburn: Duos for Two Violins (1)
- Lim: Min qi (Bright Vessel) for oboe and percussion (1)
- Lindberg, M: Dos Coyotes for cello and piano (1)
- Lindberg, M: Santa Fe Project (Konzertstück) for cello and piano (1)
- Lindgren, P: Beep-Ooh for clarinet and percussion (1)
- Lindgren, S: Association for Flute and Piano (1)
- Liste: Grand Sonata for piano duet, Op. 2 (2)
- Liszt: 2 Waltzes for Violin and Piano, S126b (2)
- Liszt: 4 Marches (after Schubert), for piano 4-hands, S632 (1)
- Liszt: A Faust Symphony (Version for Two Pianos, S647/R369) (1)
- Liszt: Ce qu'on entend sur la montagne, symphonic poem No. 1, for two pianos, S635 (4)
- Liszt: Cujus animan, S679 for trombone and organ (2)
- Liszt: Die drei Zigeuner for violin & piano, S. 383 (7)
- Liszt: Die Ideale for two pianos, S646/R368 (3)
- Liszt: Duo for Violin and Piano, S127 (6)
- Liszt: Elegie No. 1, S130 (17)
- Liszt: Elegie No. 2, S131 (15)
- Liszt: Episodes (2) from Lenau's Faust, for piano 4 hands, S. 599 (1)
- Liszt: Epithalam, S129 (8)
- Liszt: Fantaisie sur des motifs de l'opéra La Sonnambula (Bellini), S627 (piano duet) (4)
- Liszt: Fantasia and Fugue on ‘Ad nos, ad salutarem undam' for piano duet, S624 (6)
- Liszt: Festklänge, symphonic poem No. 7, for two pianos, S641 (4)
- Liszt: Grand Concert Piece (after Mendelssohn's 'Songs Without Words), for two pianos, S257 (3)
- Liszt: Grand duo concertant sur la romance 'Le Marin', S. 128 (12)
- Liszt: Grand Valse di Bravura for piano 4 hands, S615 (1)
- Liszt: Hamlet, symphonic poem No. 10, for two pianos, S644 (4)
- Liszt: Héroide funèbre, for two pianos, S. 642 (4)
- Liszt: Hungaria for two pianos, S. 643 (4)
- Liszt: Hunnenschlacht for two pianos, S. 645 (5)
- Liszt: La Lugubre Gondola for cello & piano, S134 (26)
- Liszt: Les Préludes for two pianos, S.637 (8)
- Liszt: Les Préludes, symphonic poem No. 3, arr. for piano four hands, S591 (1)
- Liszt: Mazeppa for two pianos, S640/R362 (5)
- Liszt: Mazeppa, symphonic poem No. 6, arr. for piano four hands, S594 (1)
- Liszt: Orpheus for two pianos, S638 (8)
- Liszt: Prometheus: symphonic poem for two pianos, S639 (3)
- Liszt: Rákóczi March, for two pianos, S608 (1)
- Liszt: Réminiscences de Norma for two pianos, S655 (2)
- Liszt: Schuberts Ungarischer Melodien - Aus Dem Ungarischen Divertissement Zu Vier Handen, S425a (2)
- Liszt: Tasso, Lamento e trionfo, for two pianos, S. 636 (2)
- Liszt: Tscherkessenmarsch from Glink's Ruslan & Ludmilla, for piano duet, S629 (1)
- Liszt: Weihnachtsbaum, for piano 4 hands, S. 613 (3)
- Litaize: Organ Sonata for 4 hands (2)
- Litolff: Serenade for violin and piano, Op 91 (1)
- Liverani: Duettino (1)
- Llano: Sonata for 2 Violins in C minor, Op. 2 No. 4b, 'La porta del paradiso' (1)
- Lloyd Webber, W: Air and Variations for clarinet and piano (1952) (2)
- Lloyd Webber, W: Frensham Pond (Aquarelle) for clarinet and piano (from Country Impressions) (1960) (6)
- Lloyd Webber, W: Mulberry Cottage for flute and piano (from Country Impressions) (1960) (3)
- Lloyd Webber, W: Nocturne for cello & piano (1)
- Locatelli: Sonata in D for violin & guitar (1)
- Locke: Duos for 2 bass viols. (1)
- Locke: Suite for two recorders in D minor-major (1)
- Locke: Suite in C major: Duos for Two Bass Viols No. 4 (4)
- Locke: Suite in C minor: Duos for Two Bass Viols No. 3 (2)
- Locke: Suite in D major: Duos for Two Bass Viols No. 2 (2)
- Locke: Suite in D minor: Duos for Two Bass Viols No. 1 (1)
- Loeillet, Jean Baptiste: Sonata in A minor for two recorders, Op. 1 No. 1 (4)
- Loevendie: Music for flute and piano (2)
- Loewe, C: Duo Espagnola for Viola & Piano (1)
- Longo, Alessandro: Suite for bassoon and piano (1)
- Longo, Alessandro: Suite for oboe and piano, Op. 65 (1)
- Luigini: Caprice for cornet and piano (1)
- Lukas: Divertimento for Violin and Viola, Op. 96 (1)
- Lumbye: Concert Polka for two violins (7)
- Lussier: Passages for bassoon and piano, Op. 16 (1)
- Lussier: Recit & Lied for saxophone and piano, Op. 31 (1)
- Lussier: Romance for oboe d'amore and piano, Op. 29 (1)
- Lussier: White Rock Sonata for bassoon and piano, Op. 28 (1)
- Lutosławski: Bukoliki (Bucolics) for viola & cello (6)
- Lutosławski: Dance Preludes (33)
- Lutosławski: Dance Preludes for Clarinet and Piano (11)
- Lutosławski: Epitaph in memory of Alan Richardson for Oboe and Piano (4)
- Lutosławski: Miniatura for 2 Pianos (3)
- Lutosławski: Partita for violin & piano (18)
- Lutosławski: Subito, for violin & piano (13)
- Lutosławski: Variations on a Theme by Paganini, for two pianos (45)
- Mâche: Areg for two pianos (1)
- Mâche: Mesarthim for two pianos (1)
- Maconchy: Bagatelles (3) for oboe and harpsichord (1)
- Maconchy: Colloquy for flute and piano (1979) (2)
- Maconchy: Divertimento for Cello & Piano (1)
- Maconchy: Music for Double Bass and Piano (1970) (1)
- Maconchy: Theme and Variations fro Violin and Cello (1)
- Maderna, B: Fantasy & Fugue for 2 pianos (1)
- Maderna, B: Serenade für Claudia for flute & piano (1)
- Madetoja: Lyric Suite for cello & piano, Op. 51 (1)
- Mahon: Duet No. 1 in F major (1)
- Mahon: Duet No. 4 in B flat major (1)
- Maier, A: Pieces (6) for violin and piano (1)
- Maier, A: Pieces (9) for violin and piano (1)
- Majd: Faraghi (In absentia) for violin and cello (1)
- Majkusiak: Sonata for violin and accordion (1)
- Mamlok: Allegro for violin and piano (1)
- Mansurian: Duet for viola & percussion (1)
- Mansurian: Havik, for viola & percussion (1)
- Mansurian: Tagh of the Funeral of the Lord for viola and percussion (1)
- Mantovani, B: Cinq pièces pour Paul Klee pour violoncelle et piano (1)
- Manzoli: 'Petite Suite pour Tonio Cavilla' for two violins (1)
- Marais, M: L'Arabesque (8)
- Marais, M: La Rêveuse (15)
- Marais, M: Le Basque (16)
- Marais, M: Le Tombeau pour Mr. de Lully (12)
- Marais, M: Les Folies d'Espagne (from Pièces de viole, Book II) (26)
- Marais, M: Les Voix Humaines (22)
- Marais, M: Pièces de viole, Book 4: Suite No. 7 - Le badinage (16)
- Marais, M: Suites for viola da gamba and continuo (2)
- Marais, M: Tombeau pour Monsieur de Sainte-Colombe (22)
- Maratka: Poemes (version for violin and cello) (1)
- Marco: Tapices Y Disparates (for violin and guitar) (1)
- Mareczek: Sommerabend am Berg - Impression for cor anglais and piano (1)
- Marek: Annemarie for two pianos, Op. 38a (1)
- Marek: Berceuse for violin and piano, Op. 26 (1)
- Marek: Sérénade italienne for two pianos, Op. 16a (1)
- Marek: Suite de quatre morceaux for violin and piano, Op. 18 (1)
- Margola: Adagio for mandolin and piano (1)
- Margola: Allegro for violin and guitar (1)
- Margola: Compito di composizione for Violin & Piano (1)
- Margola: Contrasti for Flute & Double Bass (1)
- Margola: Duets (3) for Bassoon & Contrabassoon, dC 221 (1)
- Margola: Duets (6) for 2 Flutes, dC 194 (2)
- Margola: Duets for 2 Flutes (6) (1)
- Margola: Duo for Flute & Viola (1)
- Margola: Moderato for mandolin and piano (1)
- Margola: Partita for Flute and Oboe (2)
- Margola: Tre pezzi a quattro mani (1)
- Marini, B: Sonata per organo e cornetto (3)
- Marinuzzi: Divertimento su un Tema popolare for piano four hands (1)
- Marinuzzi: Lagerlieder for piano four hands (1)
- Marinuzzi: Partita for two pianos (1)
- Markiewiczówna: Suite for 2 Pianos (1)
- Marschner, W: Bagatelles (3) for 2 Violins (1)
- Marschner, W: Symphonic Variations for 2 Violins (1)
- Martin, F: Ballade for Cello & Piano (3)
- Martin, F: Ballade for Flute & Piano (17)
- Martin, F: Ballade for trombone & piano (9)
- Martin, F: Etudes pour deux pianos (2)
- Martin, F: Ouverture et foxtrot (a 2 pianos) (1)
- Martin, F: Petite Complainte for Oboe & Piano (4)
- Martinů: Ariette for Cello & Piano (3)
- Martinů: Ariette for Violin and Piano, H. 188 (1)
- Martinů: Czech Rhapsody for violin and piano (5)
- Martinů: Duo for Violin and Cello No. 1, H. 157 (14)
- Martinů: Duo for Violin and Cello No. 2, H. 371 (7)
- Martinů: Duo for Violin and Viola No. 2, H. 331 (4)
- Martinů: Elegy for Violin and Piano, H. 3 (2)
- Martinů: Five Short Pieces for Violin and Piano, H. 184 (3)
- Martinů: Impromptu for Violin and Piano, H. 166 (2)
- Martinů: Intermezzo for violin and piano, H261 (1)
- Martinů: Nocturnes (4) for Cello and Piano (6)
- Martinů: Nocturnes (Four Studies for cello and piano) (1)
- Martinů: Pastorales (6) for Cello and Piano (3)
- Martinů: Rhythmic Etudes for Violin and Piano, H. 202 (1)
- Martinů: Sept Arabesques for Cello & Piano (2)
- Martinů: Seven Arabesques. Rhytmic Etudes for Violin and Piano, H. 201 (2)
- Martinů: Suite miniature for Cello and Piano (3)
- Martinů: Three Madrigals for Violin and Viola (Duo No. 1), H. 313 (14)
- Martinů: Variations on a Slovak folksong for Cello & Piano, H. 378 (21)
- Martinů: Variations on a Theme of Rossini (29)
- Martucci: Melodia for Violin and Piano (1)
- Marx: Pastorale for Cello and Piano (1)
- Marx: Suite for Cello and Piano in F major (1)
- Mascitti: Sonata in F major for Violin & Cello Continuo, Op.1 No.1 (3)
- Masek: Concertino for four hands (1)
- Maslanka: Pieces (3) for Clarinet & Piano (2)
- Masson, L: Pieces (3), for flute & piano (1)
- Matešic: Duo for violin and cello (1)
- Mathieu, A: Fantaisie for violin and piano (1)
- Matthews, D: Aria for Violin and Piano, Op. 41 (1)
- Matthews, D: Duet Variations, Op. 30 (1)
- Matthews, D: Romanza for Violin and Piano, Op. 119a (2)
- Mays, W: Rhapsody for Bassoon & Piano (1)
- Mayseder: Divertimento for Violin and Piano in D major, Op. 35 (1)
- Mazzaferrata: Il Primo Libro Delle Sonate A Due Violini, Op. 5 (1)
- McCabe, J: Star Preludes (1978 for violin and piano (1)
- McCabe, J: Three pieces for Clarinet and Piano (1)
- McDowall, C: The Moon Dances for flute & piano (2)
- McEwen: Improvisations Provençales for Violin and Piano (1)
- McKay, G F: Suite for Viola & Piano (1)
- McLeod, John: The Song of Dionysius - for percussion and piano (1)
- McLeod, John: The Song of Icarus - for violin and piano (1)
- McLeod, John: The Song of Leda - for cello and piano (1)
- McLeod, John: The Song of Phryne - for clarinet and piano with pre-recorded tape (1)
- Medins, Jazeps: Ballad for viola and piano (1)
- Medins, Jekabs: Suite for viola and piano (1)
- Meester: Il pleut for saxophone and piano (1)
- Meester: This is Love for saxophone and piano (1)
- Mendel: Nocturne for Horn & Piano (1)
- Mendelssohn: A Midsummer Night's Dream, Op. 61 (version for piano 4-hands) (3)
- Mendelssohn: Andante con Variazioni in B Flat Major Op. 83a (1844), MWV U 159 For 4 Hands (1)
- Mendelssohn: Duetto (Allegro brillante) in A Major Op. 92 (1841), MWV T 4 For 4 Hands (1)
- Mendelssohn: Fantasie in D Minor MWV T 1 (1824) For 4 Hands (1)
- Mendelssohn: Klavierstück (Sonata Movement) in G Minor, MWV S 2 (1820) For 2 Pianos (1)
- Mendelssohn: Sonata for 2 Pianos in D major (1)
- Mendelssohn: Sonata in D Major MWV S 1 (1820) for 2 Pianos (1)
- Mendelssohn: Song without Words for Cello & Piano, Op. 109 (88)
- Mendelssohn: Variations concertantes Op. 17 (49)
- Menuhin: Fantasy for 2 pianos (1)
- Menuhin: Suite for 2 Pianos in the Baroque Manner (1)
- Menuhin: Transformation for two Pianos of Slow Movement from the Brahms B flat major Sextet (1)
- Menuhin: Transformation for two Pianos of Slow Movement from the Brahms G major Sextet (1)
- Menuhin: Variations on an Original Theme for 4 Hands (1)
- Menuhin: Variations on an Original Theme for Four Hands (1)
- Merikanto, A: Preludio for violin and piano (1)
- Merkel: Sonate d-Moll für Orgel zu vier Händen, Op. 30 (2)
- Mertz: Barcarolle for Guitar and Piano, Op. 41 (2)
- Messiaen: Le Merle noir for flute and piano (33)
- Messiaen: Theme and Variations for Violin and Piano (36)
- Meyer, E: Concert Duo for Violin & Double Bass: Movement 1 & Prequel (2)
- Meyer, E: Duet for Cello and Bass (2)
- Meyer, H: Suite for Trombone & Organ 'Das Liebesspiel' (1)
- Meyer, P-J: Duet in D minor on Scottish airs, c1810 (First set, No. 2) (1)
- Michalsky: Fantasia a Due for horn and bass trombone (1)
- Mielczewski: Canzona for 2 violins (2)
- Miletić: Sonatina for Violin and Guitar (1)
- Milford: Three Airs Op. 109 for Recorder & Piano (1)
- Milhaud: Duo Concertante, Op. 351 (10)
- Milhaud: Duo for Two Violins (1)
- Milhaud: Scaramouche, suite for clarinet & piano (or orchestra), Op. 165d (16)
- Milhaud: Scaramouche, suite for saxophone & piano (or orchestra), Op. 165c (23)
- Milhaud: Scaramouche, suite for two pianos, Op. 165b (43)
- Milhaud: Scaramouche: Brazileira: Mouvement de samba (18)
- Milhaud: Sonatina for violin and cello, Op. 324 (1)
- Milhaud: Visages (4) for viola & piano, Op. 238 (11)
- Mille: Elegy for cor anglais and piano (1)
- Millico: Duetto for violin and harp (1)
- Mills, B: Duo for Flute and Clarinet (1)
- Mills, B: Duo for Violin & Cello (1)
- Mills, B: Duo for Violin and Guitar (1)
- Mills, B: Movements for Violin and Piano (1)
- Miranda: Recitative, Variations and Fugue for Violin and Piano (1)
- Mirto: I sentieri del sogno for violin and guitar (1)
- Mishory: Psalm (for cello and piano) (1)
- Moeran: Sonata in A major for 2 violins (3)
- Mojzis: Sympathies for Bass Clarinet and Piano (1)
- Mokranjac: Dance for Violin & Piano in E minor (1)
- Mokranjac: Old Song for Violin & Piano in G sharp minor (1)
- Molino, F: Nocturne, Op. 37 for Violin & Guitar (3)
- Molique: Duo Concertant (1)
- Mompou: 3 Comptines for piano four hands (1)
- Mompou: Altitud for violin and piano (1)
- Monk, M: Ellis Island for two pianos (3)
- Montag, L: Extrême for double bass and piano (2)
- Montalbetti: Duo pour violon & piano 'Lied des Dankes für das Leben in Freundschaft' (1)
- Monti, V: Csárdás (167)
- Moór: Suite for Violin and Cello, Op. 109 (1)
- Morandi, G: Sonata for organ four hands in B flat major (1)
- Morawetz: Duo for Violin and Piano (2)
- Morawetz: Fantasies (3) for Oboe & Piano (1)
- Moroi, M: Ordre pour violoncelle et piano, Op. 18 (1)
- Morris, R: Drawn Onward: Fantasy for Violin and Piano (2014) (1)
- Mortensen, F E: Pieces (3) for violin and piano, Op. 21 (1)
- Moser, Rudolf: Ballade for violin & piano, Op. 3 (1)
- Mouquet: Divertissements Grecs Op. 23 for Flute & Piano: No. 1 'Lydienne' (1)
- Mouquet: La Flûte de Pan, Op. 15 (14)
- Moyzes: Jazz Sonata for two pianos, Op. 14 (1)
- Mozart: Andante and Variations in G for Piano Duet, K501 (63)
- Mozart: Die Zauberflöte, K620 - an arrangement of 1792 for flute and clarinet (1)
- Mozart: Die Zauberflöte, K620 - arranged for piano for 4 hands by Zemlinsky (1)
- Mozart: Die Zauberflöte, K620: duos for two clarinets (1)
- Mozart: Duettino Concertante for two pianos (after Concerto K459 finale) (1)
- Mozart: Duo for 2 basset horns, KV487 No. 1 (1)
- Mozart: Duo for 2 basset horns, KV487 No. 3 (1)
- Mozart: Duo for 2 basset horns, KV487 No. 6 (1)
- Mozart: Duo for 2 basset horns, KV487 No. 7 (1)
- Mozart: Duo for 2 basset horns, KV487 No. 10 (1)
- Mozart: Duo for 2 basset horns, KV487 No. 11 (1)
- Mozart: Duo for 2 basset horns, KV487 No. 12 (1)
- Mozart: Duo for Clarinet and Bassoon in E flat major (arr. of the Sonata for Bassoon and Cello in B flat major, K. 292) (1)
- Mozart: Duo for violin & viola in G major, K423 (44)
- Mozart: Duo for violin and viola in B flat major, K424 (39)
- Mozart: Duo for violin and viola in B flat major, K424: Andante (1)
- Mozart: Duos (12) for 2 basset horns in C major, K487 (9)
- Mozart: Duos (12) for 2 basset horns in C major, K487 (selection) (3)
- Mozart: Fantasia in C minor, K396 (69)
- Mozart: Fantasie for piano & violin in C minor KV 396 (2)
- Mozart: Flute Duets (10) from Die Zauberflöte (arranged by the composer) (1)
- Mozart: Fragments for Piano, Two Pianos and Piano Four Hands (1)
- Mozart: Fugue in G minor, K401 (375e) (43)
- Mozart: Larghetto & Allegro in E Flat Major (19)
- Mozart: Le nozze di Figaro, K492: duos for two clarinets (1)
- Mozart: Menuetto (from 12 Duos for Horn, KV487) (1)
- Mozart: Piano Duets (1)
- Mozart: Six Variations in G minor on 'Hélas, j'ai perdu mon amant', K360 (32)
- Mozart: Sonata for 2 pianos in D major, K448 (88)
- Mozart: Sonata for 2 pianos K545 (5)
- Mozart: Sonata for Piano duet in B flat major, K358 (28)
- Mozart: Sonata for Piano duet in C Major, K19d (33)
- Mozart: Sonata for Piano duet in C major, K521 (52)
- Mozart: Sonata for Piano duet in D major, K381 (47)
- Mozart: Sonata for Piano duet in F major, K497 (35)
- Mozart: Sonata for Piano Duet in G major, K357/497a + 500a (11)
- Mozart: Sonata in B flat major for piano 4 hands. (2)
- Mozart: Sonata in B major for bassoon & cello, K292 (16)
- Mozart: Sonata Movement for Keyboard Duet in B flat, KAnh43/375c (1)
- Muczynski: Duos for Flute & Clarinet Op. 24 (2)
- Muczynski: Duos for Flute and Clarinet (2)
- Muczynski: Duos for Flute and Clarinet: Op. 34: Nos. 4, 5 & 6 (1)
- Muczynski: Duos for Flutes (3)
- Muczynski: Moments for flute and piano (2)
- Müller-Wieland: Sonata for two cellos (1)
- Müller, F: Duo For Violin And Cello (2)
- Müller, I: Grand Duo Brillant for clarinet & piano (2)
- Mulsant: Variations for flute and piano op. 11 (1)
- Musgrave: Excursions - 8 duets for piano, four hands (1965) (3)
- Musgrave: Impromptu for flute & oboe (2)
- Mussorgsky: Sonata in C for Piano Duet (5)
- Naderman: Nocturne pour harpe et flûte (2)
- Nancarrow: Toccata for Violin and Player Piano (8)
- Näther: Duo for tuba and harp, Op. 120 (2)
- Natsuda: West, or Evening Song in Autumn for soprano saxophone and percussion (1)
- Naumann, J G: Duo for Glass Harmonica and Lute in G (1)
- Nicolai, J M: Sonata IV à 2 Violini è Trombone (1)
- Nicolaou: [astronauts] (for piano two hands) (1)
- Nicolaou: [scene] (for piano four hands) (1)
- Nielsen: Allegretto for Two Recorders (2)
- Nielsen: Canto serioso for Horn and Piano (FS132) (13)
- Nielsen: Duetto No. 1 in A major for two violins (1)
- Nielsen: Fantasy Piece in G minor for clarinet & piano, FS3h (10)
- Nielsen: Fantasy Pieces (2) for oboe & piano, Op. 2, FS 8 (21)
- Nielsen: Romance for violin & piano, Op. 2 No. 1 (7)
- Nielsen: Romance in D major for violin and piano (3)
- Nilsson, B: Bass, for solo tuba & percussion (1)
- Niziurski: Waltz for two accordions ‘Ring of a Fine Lady’ (1)
- Nodaira: Arabesque III for alto saxophone and piano (1)
- Nodari: Double, for violin and piano (1)
- Noordt, S: Sonata a flauto solo e basso continuo in F major (2)
- Norby: Partita for Flute and Organ (1)
- Nordentoft: Two movements for violin and piano (1)
- Nordheim: Duplex for violin and cello (3)
- Nottebohm: Variations on a theme by J S Bach for piano 4 hands in D minor, Op. 17 (1)
- Novacek, J: Four Rags for Violin and Piano (3)
- Novacek, J: Three Rags for Two Pianos (1)
- Novácek, O: Perpetuum mobile - Concert Caprice Op. 5 No. 4 (36)
- Nowak: Sonata in Three Moods for violin and guitar (1)
- Nørgård: Diptychon, Op. 11 for violin and piano (1)
- Nørgård: Fragment No. 5 for violin and piano (2)
- Nørgård: Images of Arresø, for oboe & piano (1)
- Nørgård: Tjampuanfor violin and cello (1)
- Offenbach: Duo for 2 Cellos, Op. 51 No. 2 (1)
- Offenbach: Duo for 2 Cellos, Op. 52 No. 3 (3)
- Offenbach: Duo for 2 Cellos, Op. 53 No. 1 (1)
- Offenbach: Duo for 2 Cellos, Op. 53 No. 2 (1)
- Offenbach: Duo for 2 Cellos, Op. 53 No. 3 (1)
- Offenbach: Duo for 2 Cellos, Op. 54 No. 2 (3)
- Offenbach: Duo for 2 Cellos, Op. 54 No. 3 (1)
- Ogermann: Duo Lirico per violono e pianoforte (1)
- Ohana: Soron-Ngo for two pianos (1)
- Olsen, S: Aubade, Op. 57 No. 3 for flute and horn (1)
- Olsson, O E: Romance, Op. 24 for flute (violin) and organ (3)
- Onslow: Duet for Violin and Piano in F Major Op. 15 (1)
- Onslow: Sonata No. 1 in E minor for piano four-hands, Op. 7 (4)
- Onslow: Sonata No. 2 in F minor for piano four-hands, Op. 22 (4)
- Orff: Stücke (7) für 2 Xylophone (1)
- Orff: Stücke (8) für 2 Violinen (1)
- Ornstein: Composition 1 for cello and piano (2)
- Ornstein: Hebraic Fantasy for violin and piano (1)
- Ornstein: Six Preludes for cello and piano (1929–30) (1)
- Ornstein: Three pieces for flute and piano (1)
- Ornstein: Two Pieces for cello and piano, Op. 33, Nos. 1 and 2 (1)
- Orr, B: Duo for Baroque Violin and String Bass (1)
- Orr, R: Duo for Violin & Cello (1)
- Orrego-Salas: Liriche brevi (4), for saxophone & piano, Op. 61 (2)
- Oscher: Escenas del Sur for viola and double bass (1)
- Paderewski: Song for Violin & Piano in F major (1)
- Paganini: Serenata for Mandolin and Guitar (1)
- Paganini: 3 duets for violin and cello (3)
- Paganini: 6 Duetto MS110 (5)
- Paganini: Cantabile and Valse, Op. 19, MS 45 (14)
- Paganini: Cantabile for violin & piano/guitar in D major, Op. 17, MS 109 (114)
- Paganini: Centone de Sonate MS 112 (17)
- Paganini: Duetto No. 1 for Violin and Guitar, MS 110 (2)
- Paganini: Duetto No. 2 for Violin and Guitar, MS 110 (2)
- Paganini: Duetto No. 3 for Violin and Guitar, MS 110 (2)
- Paganini: Duetto No. 4 for Violin and Guitar, MS 110 (2)
- Paganini: Duetto No. 5 for Violin and Guitar, MS 110 (2)
- Paganini: Duetto No. 6 for Violin and Guitar, MS 110 (2)
- Paganini: Moto perpetuo, Op. 11, MS 72 (76)
- Paganini: Rondo for violin & cello (3)
- Paganini: Sonata concertata for guitar & violin, MS 2 (32)
- Paganini: Sonata Concertata, Op. 61 for guitar and violin (6)
- Paganini: Sonata for violin & guitar in E minor, Op. 3 No. 6 (20)
- Paganini: Sonata in D major, MS112/2 (Centone di Sonate, Op.64, Letter A/2) (8)
- Paganini: Sonatinas (6) for violin and guitar, MS124-129 (2)
- Paganini: Three Concert Duets for violin and bassoon (2)
- Paganini: Three duets for violin and bassoon MS 139 (1)
- Paganini: Three Duets for violin and bassoon MS130 (4)
- Paganini: Three Duets for violin and bassoon MS130: No. 3 in D major (1)
- Paganini: Variations on a theme by Rossini for cello & piano (5)
- Paisible: Sonata in C minor Op.1 No.3 for two treble recorders (1)
- Palester: Sonatina for Piano 4 Hands (1)
- Palmer, R: Sonata for Two Pianos (1)
- Palmgren: Pieces for violin and piano, Op. 78 (1)
- Pann, C: Differences for cello and piano (1)
- Pantcheff: Sonata for Violin and Organ, Op. 74 (2)
- Paradis: Sicilienne (83)
- Parish-Alvars: Fantasie for harp and piano Op. 39 (2)
- Parkin: Inevitable Inventions For Violin And Piano (1)
- Parma, R: Rimembranze on themes from Un Ballo in Maschera for oboe and piano (1)
- Parrott: Autumn Landscape for oboe and piano (1)
- Parrott: Rondo Giocoso for bassoon and piano (1)
- Parry: Early Pieces (2) for violin & piano (1)
- Parry: Miniatures (7) for violin & piano (1)
- Parry: Suite No. 1 in D for violin & piano (1)
- Parry: Suite No. 2 in F for violin & piano (1)
- Parry: Twelve Short Pieces for violin and piano in three sets (2)
- Parry, R: Duet For Heart And Breath (1)
- Pärt: Fratres for Cello & Piano (12)
- Pärt: Fratres for Viola & Piano (3)
- Pärt: Fratres for Violin & Organ (1)
- Pärt: Fratres for Violin & Piano (26)
- Pärt: Hymn to a Great City for two pianos (5)
- Pärt: Spiegel im Spiegel (120)
- Pasculli: Concerto on themes from Donizetti's 'La Favorita' (9)
- Pasculli: Gran Concerto on themes from Verdi's 'I Vespri Siciliani', for oboe & piano (9)
- Pasculli: Melody for cor anglais and fortepiano (1)
- Pasculli: Omaggio a Bellini for cor anglais & harp (8)
- Pasquini, B: Sonate a due cembali: Sonate I-XIV (1)
- Pauset: Ljusare, for violin and piano (1)
- Pavan, C: 2 Pieces for Clarinet & Guitar Duo (1)
- Penderecki: Ciaccona in memoriam Giovanni Paolo II, for violin and viola solo version (4)
- Penderecki: Duo concertante per violino e contrabbasso (4)
- Penderecki: Three Miniatures for Clarinet & Piano (14)
- Penderecki: Three Miniatures for Violin & Piano (5)
- Penn, W: Capriccio for tuba and marimba (1)
- Pentland: 3 Piano Duets After Pictures by Paul Klee (2)
- Pepusch: Sonata in D major for trombone & organ (1)
- Pergament: Little Suite for Two Recorders (2)
- Perotti, G: Grave for Violin and Organ in G minor (1)
- Persen: Duo for flute & double bass (1)
- Persichetti: Sonata for Two Pianos, Op. 13 (2)
- Pertis: Duet for Violin and Viola (2000) (1)
- Pessard: Pièces (3) for Flute & Piano, Op. 28 (1)
- Petersen, W: Four little pieces for violin & piano, Op. 37 (1)
- Petersen, W: Four miniatures for violin & piano, Op. 38 (1)
- Petersen, W: Prelude & fugue for violin & piano, Op. 11 (1)
- Petrini: Duo No. 30 for flute and harp (2)
- Pettersson: Andante espressivo for violin and piano (3)
- Pettersson: Romanza for violin and piano (3)
- Pettersson: Sonata No. 2 for Two Violins (1)
- Pettersson: Sonata No. 3 for Two Violins (1)
- Pettersson: Sonata No. 7 for Two Violins (1)
- Pettersson: Sonatas for Two Violins Nos. 1-7 (2)
- Pettersson: Two Elegies for violin and piano (3)
- Peyko: Concert Triptych for two pianos (1)
- Peyko: Concert Variations for two pianos (1)
- Pezel: Sonatina No. 69 for two trumpets (2)
- Philidor, A: Suite for flute & continuo No. 5 in G minor (2)
- Philidor, P: Suite No. 12 in D major for flute and basso continuo (2)
- Philidor, P: Suite No. 6 in B minor for flute and basso continuo (2)
- Piazzólla: Tango Suite (pour flûte et guitare) (1)
- Piazzólla: Two Tangos for two pianos (1)
- Picchi: Canzona IV for violin & continuo (1)
- Pickard: Insomnia for violin and piano (1)
- Pickard: Valedictions for cello and piano (1)
- Picker: Keys to the City (version for two pianos) (1)
- Pieranunzi: Tango Bassoon (1)
- Pierné, G: Caprice for Piano and Cello, Op. 16 (3)
- Pierné, G: Expansion for Cello and Piano, Op. 21 (3)
- Pierné, G: Pièce for Oboe and Piano (2)
- Pierné, G: Pièce for violin and piano (1)
- Pierné, G: Piece in G minor (4)
- Pierné, G: Prélude de Concert Pour Basson et Piano (1)
- Pierné, G: Solo de concert for bassoon & piano, Op. 35 (7)
- Pigovat: Prayer, for viola and piano (1)
- Pilati: Caccia for violin and piano (1)
- Pilati: Inquiétude - Melodic Etude for cello and piano (2)
- Pilati: Pezzi (2) for violin and piano (1)
- Pisk: Introduction and Rondo, Op. 61 für Flöte und Klavier (1)
- Piston: Duo for Cello and Piano (1)
- Piston: Duo for Viola and Cello (3)
- Piston: Suite for Oboe and Piano (3)
- Pizzetti: 3 Canti (version for cello and piano) (1)
- Pizzetti: Aria, augurio nuziale (version for violin and piano) (1)
- Pizzetti: Tre Canti for Violin and Piano (7)
- Plagge: Music for Two Pianos (1)
- Pleyel: Duo for 2 Violins in B flat major, Op. 23 No. 1 (1)
- Pleyel: Duo for 2 Violins in D major, Op. 23 No. 2 (1)
- Pleyel: Piano compositions for two and four hands (1)
- Pleyel: Sonata for Piano 4 Hands in G minor, Ben. 5203 (3)
- Poenitz: Romanze for violin and harp (1)
- Poenitz: Zwei Salonstücke, Op. 26 for violin and harp (1)
- Pokrzywińska: Invitation for soprano saxophone and piano (1)
- Poldini: Study for Two Pianos on the Impromptu in E flat, D.899, No. 2 (1)
- Ponchielli: Capriccio for oboe & piano (7)
- Pöntinen, R: Camera per trombone et fortepiano (2)
- Poole, G: Rhapsody for Violin and Piano (1)
- Popper: Barcarole Vénetienne (1)
- Popper: Begegnung, for cello & piano (1)
- Popper: Concert Etude Op. 55/2 (1)
- Popper: Concert-Polonaise for cello & piano No. 1, Op. 14 (7)
- Popper: Concert-Polonaise for cello & piano No. 2, Op. 28 (1)
- Popper: Dance of the Elves, Op. 39 (45)
- Popper: Fantasy on Little Russian Songs (4)
- Popper: Gavotte (8)
- Popper: Hungarian Rhapsody, Op. 68 (26)
- Popper: La Chanson villageoise, Op. 62 No. 2 (5)
- Popper: Le Papillon, for cello & piano (3)
- Popper: Mazurka in D minor, Op. 12 (1)
- Popper: Mazurka in G minor, Op. 11 No. 3 (14)
- Popper: Menuetto, Op. 65, No. 2 (4)
- Popper: Nocturne (4)
- Popper: Once Upon More Beautiful Days (In Memory of my Parents) (3)
- Popper: Romanze, Op. 5 (1)
- Popper: Serenade (1)
- Popper: Serenade, Op. 54 No. 2 (11)
- Popper: Spanischer Carneval (1)
- Popper: Spanish Serenade, Op. 11 No. 3 (1)
- Popper: Spinning Song, Op. 55 No. 1 (6)
- Popper: Suite for Cello and Piano, Op. 69 (3)
- Popper: Suite Op. 16 (3)
- Popper: Tarantella, Op. 33 (10)
- Popper: Tempo di marcia, Op. 16a (2)
- Popper: Tempo di marcia, Op. 16bis (1)
- Popper: Three Pieces, Op. 11 (11)
- Popper: Vito, Spanish Dance, Op. 54 No. 5 (6)
- Popper: Waltz Suite, Op. 60 (1)
- Popper: Wie einst in schöner'n Tagen, Op. 64 No. 1 (2)
- Popper: Wiegenlied (2)
- Porter, Q: Duo for Viola and Harp (1)
- Porter, Q: Duo for Viola and Harpsichord (1)
- Porter, Q: Duo for Violin and Viola (1)
- Poulenc: Bagatelle in D minor (5)
- Poulenc: Capriccio (d'après Le Bal masqué) for two pianos (12)
- Poulenc: Elégie for horn and piano, Op. 168 (24)
- Poulenc: Elégie for two pianos, FP175 (26)
- Poulenc: L'Embarquement pour Cythère, for 2 pianos (20)
- Poulenc: Sonata for Clarinet and Bassoon, Op. 32 (13)
- Poulenc: Sonata for Piano Four Hands (à mademoiselle Simone Tilliard) (24)
- Poulenc: Sonata for Two Pianos (34)
- Poulenc: Souvenirs (1)
- Poulenc: Villanelle for piccolo (pipe) and piano (11)
- Presti: 12 Duos for Guitar (1)
- Pritchard, G: Music for Double Bass and Harp (1)
- Procaccini: Serenata notturna per corno ed arpa (1)
- Prokofiev: Adagio for cello & piano (from Cinderella), Op. 97bis (16)
- Prokofiev: Ballade for Cello and Piano in C minor, Op. 15 (13)
- Prokofiev: Cinderella - Suite from the Ballet, Op. 87, for two pianos (1)
- Prokofiev: Five Melodies for Violin and Piano, Op. 35a (29)
- Prokofiev: Five Melodies for Violin and Piano, Op. 35b (58)
- Prokofiev: Romeo and Juliet - Suite from the Ballet for two pianos (1)
- Prokofiev: Sonata for Two Violins in C Major, Op. 56 (40)
- Proto: Little Suite for the Big Bassoon (1)
- Psathas: Fragment (piano duet version) (1)
- Pujol, M D: Guitar Duos (1)
- Purgina: Preludio for violin and viola (1)
- Quadreny: Micos i papallones for guitar & percussion (1)
- Rabe, F: Tintomara for trumpet and trombone (1)
- Rabinovitch: Discours sur la Délivrance, for cello & piano (1)
- Rachmaninoff: Danse Hongroise, Op. 6 No. 2 (11)
- Rachmaninoff: Lied (Romance) in F minor (24)
- Rachmaninoff: Morceaux (2) de Salon, Op. 6 (4)
- Rachmaninoff: Morceaux (6), Op. 11 (32)
- Rachmaninoff: Oriental Dance, Op. 2 No. 2 (31)
- Rachmaninoff: Pieces (2) for cello & piano (Prelude & Oriental Dance), Op. 2 (23)
- Rachmaninoff: Polka italienne (39)
- Rachmaninoff: Romance in D Minor, Op. 6 No. 1 (10)
- Rachmaninoff: Romance in G major for piano duet (6)
- Rachmaninoff: Russian Rhapsody for two pianos, Op. post. (16)
- Rachmaninoff: Six Pieces, Op. 11 (17)
- Rachmaninoff: Suite No. 1 (Fantaisie-tableaux), Op. 5 (52)
- Rachmaninoff: Suite No. 2 for Two Pianos, Op. 17 (52)
- Rachmaninoff: Suite Nos. 1 & 2 for two pianos (5)
- Radecke, R: Three Fantasy Pieces for Cello & Piano, Op. 7 (1)
- Radzynski: Concert Duos for Cello & Clarinet (1)
- Radzynski: Duets (5) for 2 Cellos (1)
- Raff: Begegnung for Cello & Piano Op. 86 No. 1 (1)
- Raff: Duo for Cello & Piano Op. 59 (4)
- Ranjbaran: Six Caprices for Violin Duo (1)
- Rankl: Sonata Concertante for Double Bass and Piano (1)
- Raphael, G: Berceuse for bassoon and piano (1)
- Raphael, G: Dialoge Duette for 2 violins, Book 1 (1)
- Raphael, G: Dialoge Duette for 2 violins, Book 2 (1)
- Raphael, G: Duo for 2 Violins, Op. 47 No. 1 (2)
- Raphael, G: Duo for Violin & Clarinet, Op. 47 No. 6 (1)
- Raphael, G: Duo for Violin & Viola, Op. 47 No. 2 (1)
- Raphael, G: Duo for Violin & Viola, Op. 47 No. 4 (1)
- Raphael, G: Jabonah for Violin & Piano, Op. 66a (1)
- Raphael, G: Pieces (3) in C sharp major for cello and piano (1)
- Raphael, G: Recitatif for bassoon and piano (1)
- Raphael, G: Sonatine for oboe and harp, Op. 65, No. 2 (1)
- Rathbun: Suite for Oboe and English Horn (1)
- Ratusinska: Amarcord for violin and piano (1)
- Ratusinska: Nymphs for soprano saxophone and harpsichord (2)
- Raum: Fantasy for Trombone and Piano (1)
- Ravanello: Andante for violin and organ, Op. 117 No. 1 (1)
- Ravanello: Contemplazione for violin and organ, Op. 177 No. 3 (1)
- Ravel: Berceuse sur le nom de Fauré (47)
- Ravel: Daphnis et Chloé - Suite No. 2 (for 2 pianos) (5)
- Ravel: Duo for violin and cello, Op. 7 (3)
- Ravel: Entre cloches (6)
- Ravel: Fanfare (2)
- Ravel: Feria (5)
- Ravel: Frontispice for poème du Vardar (8)
- Ravel: Habanera (24)
- Ravel: Introduction & Allegro for 2 harps (3)
- Ravel: Introduction et Allegro (version for piano duo) (6)
- Ravel: La Valse (for 2 pianos) (27)
- Ravel: Le Jardin féerique (8)
- Ravel: Ma Mère L'oye: Cinq Pièces Enfantines (9)
- Ravel: Ma Mère L'Oye: Laideronnette, Imperatrice des Pagodes (13)
- Ravel: Ma Mère L'Oye: Les entretiens de la belle et de la bête (2)
- Ravel: Ma mere l'oye: Pavane of the Sleeping Beauty; Hop o' my Thumb; The Conversations of Beauty and the Beast (1)
- Ravel: Pavane de la Belle au bois dormant (10)
- Ravel: Petit poucet (1)
- Ravel: Rapsodie Espagnole (for 2 pianos) (15)
- Ravel: Sites auriculaires (10)
- Ravel: Sonata for Violin & Cello (49)
- Ravel: Tzigane (257)
- Ravel: Tzigane for Violin and Luthéal Piano (original version) (5)
- Ravel: Valses - Danse des Rainettes et Danse des Libellules et des Sphinx (Valse Américaine) (1)
- Rawsthorne, A: Concertante for Violin and Piano (1)
- Rawsthorne, A: Theme and Variations for Two Violins (5)
- Raykhelson: Sonnet for violin and piano (1)
- Rebay: Sonata in C minor for violin and guitar (2)
- Rebay: Sonata in E minor for violin and guitar (2)
- Reed, W H: Rhapsody for Viola & Piano (1)
- Reed, W H: Rhapsody in E minor for Violin & Piano (1)
- Reed, W H: Toccata for Violin & Piano (1)
- Reger: 3 Duos, Op. 131b (2)
- Reger: Albumblatt in E flat major (11)
- Reger: Complete Works for Clarinet & Piano (1)
- Reger: Pieces (2) for cello and piano, Op. 79e (2)
- Reger: Romance for Viola and Piano (1)
- Reger: Romanze in E minor Op. 87 for violin & piano (2)
- Reger: Suite for violin & piano, Op. 79d (3)
- Reger: Suite for Violin and Piano, Op. 103a (8)
- Reger: Tarantella in G minor (11)
- Reger: Variationen und Fuge über ein Thema von Beethoven Op. 86 (19)
- Reich: Clapping Music (16)
- Reich: Nagoya Marimbas (11)
- Reich: Piano Phase (12)
- Reicha, A: Duo for bassoon and piano (1)
- Reicha, A: Grand duo concertant for 2 Clarinets in B-Flat Major (1)
- Reimann, A: Aria for cello & piano (1)
- Reimann, A: Nocturnos for cello & harp (1)
- Reinecke: Fantasiestücke for viola and piano, Op. 43 (6)
- Reinecke: Pieces (3) for Cello & Piano, Op. 146 (2)
- Reissiger, C: Duo Brillant for clarinet & piano, Op. 130 (3)
- Reizenstein: Prologue, Variations and Finale for Violin & Piano, Op. 12 (1)
- Reizenstein: Three Pieces for Violin & Piano, Op. 7, No. 1 (arr. Reizenstein, from Piano Suite, Op. 6) (1)
- Rekhin: Pieces (6) for cello and piano (1)
- Rendano: Dai Sei Religious Pieces for Violin and Organ (1)
- Respighi: 6 Pezzi, P. 31 (9)
- Respighi: Adagio con variazioni (cello and piano) (5)
- Respighi: Ciacona for Solo Violin and Organ (3)
- Respighi: Cinque Pezzi for Violin and Piano (7)
- Respighi: Six pieces for violin & piano (5)
- Reudenbach: duo pianism for two pianos (1)
- Revel: Fantaisie for Clarinet & Piano (3)
- Revueltas: Three Pieces for Violin & Piano (3)
- Reynaud: Nocturne for Flute & Piano (1)
- Reynolds, A: Hornpipe for Double Bass and Piano (3)
- Rheinberger: Duo for two pianos in A minor, Op. 15 (2)
- Rheinberger: Pieces (3) for cello and organ (1)
- Rheinberger: Pieces (6) for violin and organ, Op. 150 (18)
- Rheinberger: Suite for violin and organ, Op. 166 (10)
- Rheinberger: Tarantella für Klavier zu vier Händen, Op. 13 (1)
- Rheinberger: Three pieces from Six Pieces for violin and organ, Op. 150 (5)
- Rhené-Baton: Passacaille for flute & piano, Op. 35 (3)
- Rhodes: Duo for violin and cello (1)
- Richardson-Schulte: Crossings for Cello and Piano (2)
- Richardson, A: Rhapsody for viola and piano (1)
- Richter, N: Twee stukken for violin and piano (1)
- Ries, Ferdinand: Sonata for piano 4 hands in A major, Op. 160 (1)
- Ries, Ferdinand: Sonata for piano 4 hands in B flat major, Op. 47 (1)
- Ries, Ferdinand: Sonata for piano 4 hands in C major, op. 6 'Sonatina' (2)
- Rihm: Dyade für Violine und Kontrabass (1)
- Riisager: Minuet for violin and piano (1)
- Rimsky Korsakov: Serenade, Op. 37 (9)
- Rise: Nocturne of the Wind for violin, piano and electronics (1)
- Rise: On the Other Side of the Threshold for cello and piano (1)
- Rise: Spring Episodes (3) for saxophone and accordion (1)
- Risley: Duo Capriccio for Violin and Viola (1)
- Ritchie, A: Polish dances (3) for flute & piano, Op. 155 (1)
- Rivier: Ballade for Flute and Piano (1)
- Rivier: Duo for Flute and Clarinet (2)
- Robbins, S: Three Blues for Cello & Trumpet (1)
- Roberts, J D: Tristia (Six lyric pieces for violin and piano) (1)
- Rochberg: Circles of Fire for Two Pianos (1)
- Rode: Duos for 2 Violins: Book 1, No. 1 in E flat major (1)
- Rode: Duos for 2 Violins: Book 1, No. 2 in G major (1)
- Rode: Duos for 2 Violins: Book 2, No. 2 in C major (1)
- Rodrigo: Tonadilla for two guitars (15)
- Roeser: Sonata for two mandolins, Op. 3 (1)
- Rofelt: Charybdis for 2 accordions (1)
- Rofelt: La canción que nunca diré for accordion and violin (1)
- Rofelt: Light Falling for accordion and cello (1)
- Rofelt: Nightsong 1 for accordion and cello (1)
- Rofelt: Nightsong 2 for accordion and violin (1)
- Roger-Ducasse: Etudes a quatre mains (1)
- Rogg: Face à face for two pianos (1)
- Rohozinsky: Pieces (4) for Flute & Harp (1)
- Rolla: 3 Duetti Concertanti for flute and violin (2)
- Rolla: 3 Duetti for flute and violin (2)
- Rolla: Duet No. 1 in B flat major BI 256 for flute & violin (1)
- Rolla: Duet No. 1 in B flat major for two violas (1)
- Rolla: Duet No. 2 in E flat major for two violas (1)
- Rolla: Duet No. 2 in G major BI 254 for flute & violin (1)
- Rolla: Duet No. 3 in C major BI 246 for flute & violin (1)
- Rolla: Duet No. 3 in D major for two violas (1)
- Rolla: Duet No. 4 in D major BI 248 for flute & violin (1)
- Rolla: Duet No. 4 in G major for two violas (1)
- Rolla: Duet No. 5 in E flat major for two violas (1)
- Rolla: Duet No. 5 in E minor BI 250 for flute & violin (1)
- Rolla: Duet No. 6 in C major BI 245 for flute & violin (1)
- Rolla: Duet No. 6 in F major for two violas (1)
- Rolla: Duets (3) for violin and cello (1)
- Rolla: Duetto for viola and cello (1)
- Rolla: Duetto in A major for violin and viola, Op. 18, No. 1 (1)
- Rolla: Three Duets for Violin and viola, Op. 15 (3)
- Roman: Sonata X in E minor for flute and basso continuo, BeRI 210 (3)
- Romberg, A: Concertant duet for violin and cello in E minor, No. 1 (1)
- Romberg, A: Duo for violin & cello No. 1 (1)
- Romberg, A: Duo for violin & cello No. 2 (1)
- Romberg, B: Duos (3) for violin & cello (1)
- Röntgen: Adagio in D for violin and organ (1)
- Röntgen: Waltz for piano 4 hands (1)
- Ropartz: Pièce in E flat minor for trombone and piano (5)
- Rose, M A: An Arch Never Sleeps: Duo for Violin and Double-Bass (1)
- Roseman: Fantasy for Bassoon & Piano (1)
- Rosenblum, J: 5 X 4 = 20 for piano four-hands (1)
- Rosenmüller: Sonata No. 12 for violin and bassoon (1)
- Rosing-Schow: Erigidis for violin and piano (1)
- Rossini: Allegro for Bassoon and Piano (attr.) (1)
- Rossini: Duet for cello & double-bass (4)
- Rossini: Duo for cello and double bass (2)
- Rossini: Fantaisie pour pianoforte et clarinette (3)
- Rossini: Fantasia for Bassoon and Piano (1)
- Rossini: Péchés de vieillesse: Vol. 9, Album pour piano, violon, violoncelle, harmonium et cor: No. 12 Petite fanfare a quatre mains (2)
- Rossini: Three duets for two horns (1)
- Rossum: Catharsis for two pianos, Op. 42 (1)
- Rota, N: Cinque pezzi facili per flauto e pianoforte (4)
- Rota, N: Improvviso for Violin and Piano "Amanti senza amore" (4)
- Rota, N: Improvviso for Violin and Piano "Un diavolo sentimentale" (3)
- Rota, N: Intermezzo per Viola e Pianoforte (5)
- Roussel: Andante and Scherzo for flute & piano, Op. 51 (6)
- Roussel: Aria No. 2 for oboe & piano (3)
- Roussel: Duo for bassoon & double bass (2)
- Roussel: Joueurs de Flûte, Op. 27 (35)
- Roussel: Pipe for piccolo and piano (1)
- Rowles: The Peacocks (2)
- Roxburgh: Antares [oboe and piano] (2)
- Roxburgh: Aulodie (Paean, Hermes, Ariadne’s Thread) [oboe/oboe d’amore and piano] (2)
- Roxburgh: Images [oboe and piano] (2)
- Rozsa: Duo for Cello and Piano, Op. 8 (3)
- Rozsa: Duo for Violin and Piano, Op. 7 (1931) (2)
- Rozsa: Sonata for two violins (2)
- Rózycki, L: Transcriptions for violin and piano form ballet 'Pan Twardowski', Op. 45 (1)
- Rønnes: Reflexion for bassoon and piano (1)
- Rubbra: Discourse for Cello and Harp, Op. 127 (2)
- Rubbra: Duo for Cor Anglais & Piano op.156 (3)
- Rubbra: Four Pieces for Violin & Piano op.29 (1)
- Rubin, J: A Little Infinite Canon for 2 Violins (1)
- Rubinstein, A: Sonata for Piano 4 Hands in D major, Op. 89 (2)
- Rubinstein, A: Three Pieces for Cello and Piano, Op. 11 No. 2 (1)
- Ruders: Suite for Guitar & Percussion 'New Rochelle' (2)
- Rudolph: Thema mit Variationen für Klarinette und Klavier (1)
- Rudolph: Variations in F major for violin and piano (1)
- Rudorff: Romance For Violin And Piano, Op. 41 (1)
- Ruehr: Adrienne and Amy for violin and piano (1)
- Ruge: Duet in D for two tranverse flutes (1)
- Rugeles: Tanguitis for Flute & Guitar (1)
- Ruggles: Mood for violin and piano (2)
- Ryelandt: Nocturne for cello and piano, Op. 6 (1)
- Ryelandt: Romance for violin and piano, Op. 59 (1)
- Ryterband: Sonata Breve for Violin and Harp (1)
- Ryterband: Trois Ballades Hébraïques for Violin and Harp (1)
- Saariaho: Calices for violin and piano (1)
- Saariaho: Tocar (5)
- Saeverud: Small Duets for two violins (20), Op. 32 (1)
- Saint-Saëns: 6 Duos for harmonium & piano Op. 8 (2)
- Saint-Saëns: Allegro Appassionato in B minor Op. 43 (56)
- Saint-Saëns: Caprice heroique for 2 Pianos, Op. 106 (1)
- Saint-Saëns: Cavatine, for trombone & piano, Op. 144 (7)
- Saint-Saëns: Duettino for Piano 4 hands in G major, Op. 11 (5)
- Saint-Saëns: Fantaisie for violin & harp, Op. 124 (31)
- Saint-Saëns: Fantaisie for violin and piano after Weber's Oberon (1)
- Saint-Saëns: Feuillet d'album in B-Flat Major, Op. 81 (7)
- Saint-Saëns: Polonaise for 2 Pianos in F minor, Op. 77 (3)
- Saint-Saëns: Prière for cello & piano, Op. 158 (24)
- Saint-Saëns: Romance, Op. 51 (11)
- Saint-Saëns: Scherzo for 2 Pianos, Op. 87 (6)
- Saint-Saëns: Suite for Cello & Piano, Op. 16 (8)
- Saint-Saëns: Suite for Cello & Piano, Op. 16: II. Sérénade (3)
- Saint-Saëns: Variations on a theme by Beethoven, Op. 35 (16)
- Saint-Saëns: Wedding Cake for piano duet (1)
- Salmenhaara: Sonatine for two violins (1972) (1)
- Samkopf: Aqua for tape and two percussion players (1)
- Sammartini, G: 12 Sonatas For Two German Flutes,Or Violins With Basso Continuo (1)
- Sances: Chi sa amare e tacer mercede aspetti - Canzonetta a doi voci (1)
- Sandvold: Adagio for Violin and Organ (1)
- Sarasate: Adios montañas mias, Op. 37 (6)
- Sarasate: Airs espagnols, Op. 18 (3)
- Sarasate: Caprice Basque, Op. 24 (39)
- Sarasate: Danza Española No. 1: Malagueña, Op. 21, No. 1 (24)
- Sarasate: Danza Española No. 2: Habanera, Op. 21, No. 2 (23)
- Sarasate: Danza Española No. 3: Romanza Andaluza, Op. 22, No. 1 (47)
- Sarasate: Danza Española No. 4: Jota Navarra, Op. 22, No. 2 (7)
- Sarasate: Danza Española No. 5: Playera Op. 23 No. 1 (23)
- Sarasate: Danza Española No. 6: Zapateado, Op. 23, No. 2 (59)
- Sarasate: Danza Española No. 7: Vito, Op. 26, No. 1 (4)
- Sarasate: Danza Española No. 8: Habanera, Op. 26, No. 2 (4)
- Sarasate: Danzas Española, Op. 21 (37)
- Sarasate: Danzas Española, Op. 22 (32)
- Sarasate: Danzas Española, Op. 23 (33)
- Sarasate: Danzas Española, Op. 26 (13)
- Sarasate: El canto del ruiseñor, Op. 29 (6)
- Sarasate: Fantasy on Gounod's Roméo et Juliette, Op. 5 (4)
- Sarasate: Introduction and Tarantella, Op. 43 (65)
- Sarasate: Jota Aragonesa, Op. 27 (14)
- Sarasate: Jota de San Fermin, Op. 36 (6)
- Sarasate: Sérénade andalouse, Op. 28 (16)
- Sáry, L: Versetti for organ and percussion (1)
- Satie: Apercus Desagreables (22)
- Satie: En habit de cheval (29)
- Satie: Trois Morceaux En Forme De Poire (49)
- Saunders, R: Neither Duo for double-bell trumpets (1)
- Say: Sonata for two pianos, Op. 80 (1)
- Scarlatti, A: Sonata for 2 flutes in F major (2)
- Scelsi: Duo for Violin & Cello (1)
- Scelsi: Elegia per Ty for viola & cello (1)
- Schaeuble: Los Caprichos Op. 36 - suite choréographique for two pianos (1)
- Schaffrath: Duet in A minor for two harpsichords (1)
- Schaffrath: Duet in B (1)
- Schaffrath: Duetto in B flat major for Oboe & obbligato Harpsichord (1)
- Schaffrath: Duetto in B flat minor for Violin & obbligato Harpsichord (1)
- Schaffrath: Duetto in C major for 2 Harpsichords (1)
- Schaffrath: Duetto in C major for Violoncello & Harpsichord (2)
- Schaffrath: Duetto in D minor for 2 Viole da gamba (3)
- Schaffrath: Duetto in F minor for Bassoon & obbligato Harpsichord (1)
- Schaffrath: Duetto in G minor for Bassoon & obbligato Harpsichord (4)
- Schaffrath: Duetto IV for transverse flute and harpsichord (1)
- Scharwenka, P: Duo for Violin & Viola with Piano accompaniment, Op. 105 (1)
- Scharwenka, P: Konzertstucke (4), for Vioin & Piano, Op. 104 (1)
- Scharwenka, P: Suite for Violin and Piano, Op. 99 (1)
- Scharwenka, X: Serenade for violin & piano Op. 70 (1)
- Schickele: New Goldberg Variations for Cello & Piano (1)
- Schiff, H: Drei Duos für Violine und Violoncello, Op. 63 (1)
- Schiffelholz: Duet No. 3 for Cello and Colascione (1)
- Schiffman: Duo Concertante for violin & clarinet (1)
- Schillinger: Melody, for theremin & piano (1)
- Schillinger: Mouvement électrique et pathétique, for theremin & piano (1)
- Schleiermacher: Three pieces for Viola and Bass Clarinet (1)
- Schmid, H: Allegretto for Clarinet & Piano, Op. 34, No. 2 (1)
- Schmid, H: Capriccio for Flute & Piano, Op. 34, No. 5 (1)
- Schmitt, F: Suite for trumpet and piano (1)
- Schmitz, A: Duo for Trumpet and Guitar (1)
- Schneider, G A: Duo for violin and viola, Op. 44, No. 1 (1)
- Schneider, G A: Ten duos for two double basses (1)
- Schnittke: Epilogue from the ballet Peer Gynt, for cello, piano and tape (8)
- Schnittke: Hymn II for cello and double bass (2)
- Schnittke: Musica nostalgica (12)
- Schnittke: Prelude in memoriam Dmitri Shostakovich (8)
- Schnittke: Sonatina for piano four hands (2)
- Schnittke: Stille Musik for violin and cello (7)
- Schnittke: Stille Nacht for Violin & Piano (10)
- Schnittke: Suite in the Old Style (25)
- Schnyder: Schuhmacher-Marsch for soprano saxophone and bass trombone (1)
- Schnyder: The Island for bass trombone and piano (1)
- Schoeck: Albumblatt for Violin and Piano WoO70 (2)
- Schoeck: Six Song transcriptions (for cello and piano) (1)
- Schoenberg: Fantasy for Violin & Piano (1)
- Schoenberg: Fragment for Violin and Piano (1)
- Schoenberg: Phantasy for Violin with Piano Accompaniment, Op. 47 (35)
- Schoenberg: Piece for Violin and Piano in D minor (7)
- Schoenberg: Pieces (6) for piano duet (1)
- Schoenberg, Adam: Bounce for two pianos (1)
- Schoenfield: Four Souvenirs for violin and piano (1989) (2)
- Schröder, Hanning: Music for Flute and Bassoon (1)
- Schubert: 3 Marches héroïques D602 (10)
- Schubert: 4 Polonaises, Op. 75, D. 599 (9)
- Schubert: 8 Variations on a Theme from Herold's "Marie", Op. 82, D. 908 (7)
- Schubert: Allegro in A minor 'Lebensstürme', D947 (35)
- Schubert: Divertissement à la Hongroise D818 (31)
- Schubert: Eight Variations on a French song, in E minor D624 (7)
- Schubert: Fantasie in C major for violin and piano, D934 (99)
- Schubert: Fantasie in C minor for piano duet, D48 'Grande Sonate' (6)
- Schubert: Fantasie in F minor for piano duet, D940 (103)
- Schubert: Fantasie in G major for piano duet, D1 (6)
- Schubert: Fantasie in G minor for piano duet, D9 (8)
- Schubert: Four Ländler D814 (14)
- Schubert: Fugue in E minor D 952 (9)
- Schubert: German Dance (with two trios and two ländler) D618 (11)
- Schubert: German Dance D365 No. 2 'Trauerwalzer' (for violin and guitar) (1)
- Schubert: Grand Duo for Violin and Piano in A Major, D574 (109)
- Schubert: Grand Duo for Violin and Piano in A Major, D574: Allegro vivace (1)
- Schubert: Grand Duo Sonata in C major, D812 (33)
- Schubert: Grande Marche Funèbre in C minor, D859 (7)
- Schubert: Introduction and Variations on 'Trockne Blumen' from Die Schöne Müllerin D802 (73)
- Schubert: Lebensstärme - Allegro for piano 4 hands, in A minor, D968 (1)
- Schubert: Marches caractéristiques (2), D886 (11)
- Schubert: Overture D 668 in G minor for piano duo (6)
- Schubert: Overture D 675 in F major for piano duo (5)
- Schubert: Rondo brillant in B minor, D895 (Op. 70) (60)
- Schubert: Rondo for piano duet in A major, D951 (37)
- Schubert: Rondo for piano duet in D major, D608 (20)
- Schubert: Six Grand Marches D819 (6)
- Schubert: Six Polonaises, D824 (9)
- Schubert: Variations in A flat major on a original theme, D813 (30)
- Schubert: Variations in B flat major, D968A (D603) (18)
- Schubert: Variations pour piano et flûte, Op. 160: Variazione V bis (1)
- Schubert of Dresden Jr.: Duos de concert (2) for violin and cello, Op. 52 Book 3 (with Frederic Kummer) (1)
- Schulhoff: Duo for violin & cello (28)
- Schulhoff: Hot Sonata for alto saxophone & piano (15)
- Schulhoff: Suite for violin and piano, WV18 (3)
- Schuller, Gunther: Duo Sonata for clarinet and Bass Clarinet (2)
- Schuller, Gunther: Duologue for violin and piano (1)
- Schultz, A: Collide for Bass Clarinet and Percussion (1)
- Schumann: Adagio and Allegro in A flat major, Op. 70 (205)
- Schumann: Andante and Variation for two pianos Op. 46 (22)
- Schumann: Bilder aus Osten, Op. 66 (19)
- Schumann: Clavier-Stücke, Op. 85 (23)
- Schumann: Kinderball, Op. 130 (8)
- Schumann: Klavierstück zu vier Händen in C major, Op. 85 Anh. (1)
- Schumann: Märchenbilder (4), Op. 113 (81)
- Schumann: Polonaises (8) for piano 4 hands (3)
- Schumann: Romance in A major, Op. 94 No. 2 (19)
- Schumann: Romances (3), Op. 94 (160)
- Schumann: Stücke im Volkston (5), Op. 102 (117)
- Schumann, Clara: Romances (3), Op. 22 (64)
- Schumann, Clara: Romances (3), Op. 22: No. 1 - Andante Molto (9)
- Schuncke, Hugo: Concertante for Violin and Cello (1)
- Schurmann, G: Autumn Leaves for Violin and Piano (1)
- Schurmann, G: Duo for Violin and Piano (1)
- Schurmann, G: Fantasia for Cello and Piano (1)
- Schweinitz: Raga in just intonation for violin and double bass (1)
- Schwindl: Duo for violin & cello in B flat major, Op. 6 (1)
- Sciortino: Diario di un poeta for cello and piano (1)
- Scodanibbio: Da una certa nebbia for two double basses (1)
- Scott, C: Symphonic Dance No. 1 for two pianos (1)
- Scriabin: Romance in A minor (11)
- Sculthorpe: Djilile, for cello and piano (2)
- Sculthorpe: Four Little Pieces for piano duet (1)
- Sculthorpe: From Saibai, for cello and piano (4)
- Sculthorpe: Parting, for cello and piano (2)
- Sculthorpe: Simori for Bass Clarinet and Percussion (1)
- Sculthorpe: Tailitnama Song, for cello and piano (1)
- Segal: Dialogue for Harp and Clarinet (1)
- Segerstam: A "on m...på..m-poème"-now... for cello and piano (1)
- Segerstam: At the Border for cello and piano (1)
- Segerstam: Noem No. 1 for cello and piano (1)
- Segerstam: Poem for violin and piano (2)
- Segerstam: Rituals in La for two pianos (1)
- Segerstam: Zweixly con ped...- adagissimo con nostalgia! for two pianos (1)
- Seiber: Andante Pastorale for Clarinet and Piano (1)
- Seiber: Concert Piece for violin & piano (2)
- Seiber: Introduction and Allegro for cello & accordion (1)
- Seiber: Selection from Easy Dances for piano duet (1)
- Seither: Playing Both Ends Towards the Middle for violin and violoncello (1)
- Senderovas: 4 Pieces for cello & piano (1)
- Senderovas: Sonata for cello & percussion (2)
- Sessions: Duo for violin and piano (1)
- Sestak: Concertino No. 2 in F major for French Horn and Piano (1)
- Seung-Ah Oh: Berceuse for violin and piano (1)
- Sgambati: Gondoliera for violin & piano, Op. 29 (2)
- Sgambati: Noël, for piano four hands (1)
- Sgambati: Romanza for cello & piano, Op. 23 (1)
- Sgambati: Sinfonia festosa (1)
- Sgambati: Trois morceaux for piano 4 hands (1)
- Sgambati: Two Pieces for violin & piano, Op. 24 (2)
- Shankar: Works for Sitar and Violin/Flute (1)
- Shapero: Sonata for Piano Four Hands (5)
- Shapey: Fantasy for Violin and Piano (1)
- Shaporin: Five Pieces for Cello and Piano, Op. 25 (3)
- Shaposhnikov: Sonata in D for Violin and Harp (1)
- Shawn: Pieces (3) for Cello and Piano (1)
- Shchedrin: Im Stile von Albeniz for violin & piano (24)
- Shelashnikov: Train, galop for piano 4 hands (1)
- Shewan: Suite for Trumpet and Piano (2)
- Shostakovich: 3 Violin Duets (3)
- Shostakovich: Eight pieces for cello and piano (1)
- Shostakovich: Impromptu for viola and piano (1931) (2)
- Shostakovich: Merry March for two pianos (2)
- Shostakovich: Moderato in A minor for cello & piano (10)
- Shostakovich: Suite for two pianos in F sharp major, Op. 6 (10)
- Shostakovich: Tarantella (8)
- Shostakovich: Waltz for piano four hands, Op. 95 (2)
- Sibelius: Adagio, JS 161 ‘Rakkaalle Ainolle’ (‘To My Beloved Aino’) for piano four hands (2)
- Sibelius: Andante cantabile in E flat major, JS30B for piano and harmonium (4)
- Sibelius: Duo for Violin and Viola in C major (3)
- Sibelius: Five Pieces, Op. 81 (11)
- Sibelius: Four Pieces, Op. 78 (16)
- Sibelius: Ljunga Wirginia ‘Opera' for violin, cello and piano four hands (2)
- Sibelius: Malinconia, Op. 20 (17)
- Sibelius: Mazurka, Op. 81/1 (8)
- Sibelius: Romance in F major, from Four Pieces, Op. 78, for cello and piano (1)
- Sibelius: Romance, Op. 78 No. 2 (19)
- Sibelius: Rondino, Op. 81/2 (5)
- Sibelius: Scherzo in E minor, JS165 for violin, cello and piano four hands (2)
- Sibelius: Six Pieces, Op. 79: No. 6 Berceuse (9)
- Sibelius: Sonatina in E major, Op. 80 (11)
- Sibelius: Suite for Violin and Piano in E major (1)
- Sibelius: Water Drops for Violin and Cello (5)
- Sibinga: Trois Images for flute and harp (4)
- Siegel, W: Jericho 2.0 for two trombones and computer (1)
- Siegrist: Romance for cor anglais and piano (1)
- Signorelli, C: Sonata in G major for mandolin and lute (1)
- Silva, Pattapio: Margarida, mazurka for flute & piano (2)
- Silva, Pattapio: Zinha, polka for flute & piano (2)
- Simpson, C: Divisions for two bass viols (1)
- Singer, P: Notturno for violin and piano, dedicated to Elena Denisova (1)
- Sinigaglia: Cavatina for violin and piano, Op. 1, No. 1 (1)
- Sinigaglia: Romanze for cello and piano, Op. 16, No. 1 (1)
- Sirmen, M: Duetto No. 6 in C for two violins (1)
- Sisask: Sonata for Piano 4 Hands, Op. 24 'The Milky Way' (1)
- Sitt: Albumblätter for viola and piano, Op.39 (5)
- Sivori: Andante amoroso for violin and piano (1)
- Skalkottas: Bolero for Cello & Piano (1)
- Skalkottas: Duo for Violin and Cello (3)
- Skalkottas: Duo for Violin and Viola (2)
- Skalkottas: Largo for Cello & Piano (1)
- Skalkottas: Petite Suites Nos. 1 & 2 for Violin and Piano (2)
- Skalkottas: Serenata for Cello & Piano (1)
- Skalkottas: Suite for Two Pianos (1)
- Skalkottas: Tender Melody for Cello & Piano (1)
- Skalkottas: Three Greek Folk-Song Arrangements for violin and piano (1)
- Sköld, Y: Poem for cello and piano (1)
- Slavicky: Capricci per corno e pianoforte (1)
- Slavicky: Suite for Oboe and Piano (3)
- Slettholm: Blå skygge (Blue Shadow) for alto saxophone and harp (1)
- Slettholm: Introduksjon & Toccata for alto saxophone and percussion (1)
- Smetana: Fantasy on a Bohemian Song for Violin and Piano (1)
- Smetana: From the Homeland - two duos for violin and piano (21)
- Smetana: From the Homeland: No. 2 Andantino (6)
- Smetanin: Chromium Yellow for oboe d’amore, harp and tape (1)
- Smetanin: Tube Makers (in three bits) for Bass Clarinet and Percussion (1)
- Solal: Ballade for 2 Pianos (1)
- Solbiati: Like as the waves for piano four hands (1)
- Somers: Rhapsody for Violin and Piano (1)
- Sommerfeldt: Dialogues (3) for clarinet and bassoon (1)
- Soproni: 3 Pieces for flute and cimbalom (1976) (1)
- Soproni: Episodi ritornanti per due cimbalom (1)
- Sor: 3 Duos, Op. 55 (1)
- Sor: Duets (3), Op. 34 (2)
- Sor: L'Encouragement, Op. 34 (19)
- Sor: Souvenir de Russie, Op. 63 (11)
- Sønstevold, G: Duet for flute and oboe (1)
- Sønstevold, G: Sonatine for bassoon and piano (1)
- Sørensen, B: Sieben Sehnsüchte for violin and piano (1)
- Sperger: 12 Horn Duets (1)
- Sperger: Sonata for contrabasso and viola d'amore (1)
- Sperger: Sonata in D Major for viola & double-bass (1)
- Spinner: Zwei Kleine Stücke (Two Small Pieces) for violin and piano (1)
- Spohr: 6 Duets 'Elegisch und humoristisch', Op. 127 (1)
- Spohr: Adagio in F major for cello and piano, op. 151 (2)
- Spohr: Concertante in G Major for Violin and Harp, WoO 13 (2)
- Spohr: Duet for two violins, Op. 9 No. 1, in C major (1)
- Spohr: Duet for two violins, Op. 9 No. 2, in A major (1)
- Spohr: Duet for two violins, Op. 67 No. 1 (1)
- Spohr: Duet for two violins, Op. 67 No. 2 (6)
- Spohr: Duet for two violins, Op. 67 No. 3 (3)
- Spohr: Duet for two violins, Op. 148, in F major 'Grand Duo' (1)
- Spohr: Duet for two violins, Op. 150, in D major (1)
- Spohr: Duet for two violins, Op. 153, in C major (1)
- Spohr: Duet in F major, Op. 3 No. 2 (1)
- Spohr: Duo for 2 Violins in E flat major, WoO 21 No. 3 (1)
- Spohr: Duo for violin and viola (1)
- Spohr: Duos (3) for 2 Violins, Op. 67 (2)
- Spohr: Fantasy in C minor, Op. 35 (19)
- Spohr: Grand Duo for 2 Violins in D Minor, Op. 39 No. 1 (2)
- Spohr: Grand Duo for 2 Violins in E Major, Op. 39 No. 3 (1)
- Spohr: Grand Duo for 2 Violins in E-Flat Major, Op. 39 No. 2 (1)
- Spohr: Grand Duo for violin and viola, Op. 13 (2)
- Spohr: Rondo brillant for violin and piano, Op. 51 (1)
- Spohr: Sonata concertante in D major for harp & flute, Op. 114 (2)
- Spohr: Sonata concertante in D major, Op. 114 (5)
- Spohr: Sonata concertante in E flat major for harp & violin, Op. 113 (2)
- Spohr: Sonata concertante in E flat major, Op. 113 (6)
- Spohr: Sonata concertante in G major for harp & flute, Op. 115 (1)
- Spohr: Sonata concertante in G major, Op. 115 (5)
- Spohr: Sonata in G Major for Cello and Harp (1)
- Spohr: Violin Duet in G major, Op. 3, No. 3 (1)
- Stadler, Anton: Duets (4) for clarinets (2)
- Stadler, Anton: Duettino No. 4 in B flat for two clarinets (1)
- Staeps: Intermezzo for Treble Recorder and Harpsichord (1)
- Stamitz, C: Duo for Violin & Viola, Op. 1 No. 5 in C major (1)
- Stamitz, C: Duo for Violin & Viola, Op. 10 No. 1 in C major (1)
- Stamitz, C: Duo for Violin & Viola, Op. 10 No. 2 in A major (1)
- Stamitz, C: Duos (6) for Violin & Viola, Op. 19 (1)
- Stamitz, C: Duos (6) for Violin & Viola, Op. 34 (1)
- Stanford: Intermezzi (3), Op. 13 (7)
- Stanford: Irish Airs (3), arranged for violin and piano (1)
- Stanford: Irish Dances (6), arranged for violin and piano (1)
- Stanford: Irish Marches (6), arranged for violin and piano (1)
- Stanford: Pieces for Piano and Violin (3), Op. 155 , No.2: Scherzino (1)
- Stanford: Sketches for Piano and Violin Op 155: No 1 Minuet (1)
- Stanford: Sketches for Piano and Violin Op 155: No 5 Gavotte (1)
- Stanley, J: Solo III in G major from Op. 4, for flute and basso continuo (1)
- Steen-Andersen: Study for Alto Saxophone and Percussion (1)
- Stein, L: Introduction and Rondo for Flute and Percussion (1)
- Steinmetz, H: Liebesruf eines Faun for English horn & Piano (4)
- Steinmetz, U: Chaconne for Steve Lacy for soprano saxophone and violin (1)
- Stephenson, James: Fantasie for Trumpet and Piano (1)
- Stevens, B: Fantasia on a Theme of Dowland for Violin and Piano, Op. 23 (1)
- Stevens, H: Duos (5) for two celli (1)
- Still, W G: Kaintuck - Poem for Two Pianos (1)
- Still, W G: Suite for Violin and Piano (6)
- Stoll: Sonata for Two Pianos in D major (2)
- Strauss, F: Theme and Variations for horn & piano, Op. 13 (4)
- Strauss, J, II: Themes from Die Fledermaus for two pianos (1)
- Strauss, R: Andante for Horn and Piano in C major, AV86a (16)
- Strauss, R: Introduction, Theme and Variations for Horn and Piano, AV52 (4)
- Strauss, R: Romance for cello and piano in F Major, AV 75 (11)
- Stravinsky: 8 Easy Pieces for Piano Duet (1)
- Stravinsky: Cinq pièces faciles (15)
- Stravinsky: Danse Russe (from Pétrouchka) (24)
- Stravinsky: Divertimento (transcription for violin & piano by Stravinsky & Samuel Dushkin from Le Baiser de la Fée) (32)
- Stravinsky: Duet for bassoons (2)
- Stravinsky: Duo concertant (48)
- Stravinsky: Fanfare for a New Theatre (17)
- Stravinsky: Movements (arranged for piano duo by the composer) (1)
- Stravinsky: Petrushka (for four hands piano) (3)
- Stravinsky: Sonata for Two Pianos (15)
- Stravinsky: Suite for Violin and Piano (1)
- Stravinsky: Suite italienne (60)
- Stravinsky: Three Easy Pieces for Piano Duet (10)
- Stravinsky: Three Easy Pieces for Piano Duet: Waltz (2)
- Stroppa: Le marteau fantôme (for piano four hands) (1)
- Stybr: ContraBassooNova (1)
- Subotnick: 'The Wild Beasts' for trombone, piano and ghost electronics (1)
- Suits: Fantasy for Cello and Piano (1)
- Suk: Ballad in D minor for cello & piano, Op. 3 No. 1 (5)
- Suk: Four Pieces for Violin and Piano, Op. 17 (28)
- Suk: Four Pieces for Violin and Piano, Op. 17: Nos. 3 & 4 (1)
- Suk: Four Pieces, Op. 17 for violin & piano : IV. Burleska (8)
- Suk: Serenade for Cello and Piano in A major, Op. 3, No. 2 (6)
- Sun: Pieces (3), for Violin & Piano (1)
- Suter, R: Duetti per flauto e oboe (1)
- Swanson: Nocturne for Violin and Piano (1)
- Swayne: Duo For Violin And Piano (1)
- Sweeney, E: Duo for clarinet and piano in D (1)
- Swider: Improvisation for clarinet and piano (1)
- Sykes, J: Polonaise (Version for Piano Duo) (1)
- Sylvestrov: Five Pieces for violin and piano (2)
- Sylvestrov: Postludium No. 3 for cello & piano (2)
- Szego: Concert Piece for Trumpet and Percussion (1)
- Szigeti: C. C. kurtre es cimbalomra (1)
- Szőllősy, A: Tre pezzi per flauto e pianoforte (1)
- Szymanowska: Grande Valse pour le pianoforte a quatre mains (1)
- Szymanowski: Kolysanka (Lullaby), Op. 52, "La berceuse d'Aitacho Enia" (16)
- Szymanowski: Nocturne & Tarantella, Op. 28 (51)
- Szymanowski: Paganini Caprices (3), Op. 40 (16)
- Szymanowski: Romance in D major, Op. 23 (19)
- Szymanowski: Roxana's Song from the opera 'King Roger', for violin & piano (18)
- Taffanel: Grande Fantaisie for flute and piano on themes from the opera ‘Mignon' by Ambroise Thomas (7)
- Tailleferre: Berceuse, Adagio & Pastorale for Violin & Piano (1)
- Taira: Pénombres VI for alto saxophone and piano (1)
- Takahashi: Like Swans leaving the Lake for viola and accordion (1)
- Takemitsu: Hika for violin and piano (3)
- Takemitsu: Rocking mirror daybreak for violin duo (1)
- Takemitsu: Toward the Sea I for alto flute & guitar (7)
- Takemitsu: Toward the Sea III for alto flute & harp (6)
- Tal, J: Duo for Viola and Piano (1)
- Talma: Lament for Cello and Piano (1)
- Talma: Three Duologues for clarinet & piano (2)
- Tamás: Poema (original version) for cello and piano (1)
- Tanguy: Sonata for two violins (2)
- Tanner, P: Diversions for Flute & Marimba (1)
- Tanner, P: Sonate für Marimba und Klavier (1)
- Tansman: 2 Pieces For Cello & Piano (4)
- Tansman: Fantaisie for violin and piano (2)
- Tansman: Fantaisie, for cello & piano (3)
- Tansman: Partita For Cello & Piano (3)
- Tansman: Suite for bassoon and piano (5)
- Tarnow: Intermezzo No. 1 for theremin and piano (1)
- Tarnow: Intermezzo No. 2 for theremin and piano (1)
- Tarnow: Sonata No. 1 for theremin and piano (1)
- Tarnow: Sonata No. 2 for theremin and piano (1)
- Taylor, Michael: Rhapsody for Vibraphone & Marimba (1)
- Taylor, Raynor: Sonata for the pianoforte with an accompaniment for violin (1)
- Tchaikovsky: 50 Russian Folk Songs, TH 176 (4)
- Tchaikovsky: Pezzo capriccioso, Op. 62 (51)
- Tchaikovsky: Sérénade Mélancolique for Violin & Piano in B minor, Op. 26 (8)
- Tchaikovsky: Souvenir d'un lieu cher, Op. 42 (102)
- Tchaikovsky: Souvenir d'un lieu cher, Op. 42: Méditation in D minor (36)
- Tchaikovsky: Souvenir d'un lieu cher, Op. 42: Mélodie in E flat major (87)
- Tchaikovsky: Souvenir d'un lieu cher, Op. 42: Scherzo in D minor (14)
- Tchaikovsky: Symphony No. 6 in B minor, Op. 74 'Pathétique' - arr. for piano duet (1)
- Tchaikovsky, B: Sonata for two pianos (1973) (1)
- Tcherepnin: Duo for Violin & Cello Op. 49 (2)
- Tedeschi: Elegia Op. 22 for harp & violin (1)
- Telemann: Capriccio for flute & bass continuo (1)
- Telemann: Carillon TWV 40:109 in F major for 2 chalumeaux (4)
- Telemann: Duett No.1 in B flat major TWV40:124 (1)
- Telemann: Duo TWV 40:101 in G major (Op. 2 No. 1) (7)
- Telemann: Duo TWV 40:105 in B minor (Op. 2 No. 5) (5)
- Telemann: Duo TWV 40:141 in B minor for 2 flutes (1)
- Telemann: Duo TWV 40:142 in E minor for 2 flutes (1)
- Telemann: Duo TWV 40:143 in G major for 2 flutes (1)
- Telemann: Duo TWV 40:144 in A major for 2 flutes (1)
- Telemann: Duo TWV 40:145 in G major for 2 flutes (1)
- Telemann: Duo TWV 40:146 in E minor for 2 flutes (1)
- Telemann: Sonata en Canon TWV 40:118 in G major (9)
- Telemann: Sonata in G minor for Oboe & Bassoon TWV41:g12 (1)
- Telemann: Sonata TWV 40:111 in G major for 2 bass viols (2)
- Teodorescu-Ciocanea: Nocturniana: Fantasy for Two Pianos on Chopin’s Nocturne, Op. 27, No. 2 (1)
- Teodorescu-Ciocanea: Sonatina buffa: Homage to Charlie Chaplin for piano duet (1)
- Termos: New Work for bass clarinet & piano (1)
- Thalben-Ball: Elegy in B flat for Cello & Organ (2)
- Thomas, Augusta: Double Helix for 2 violins (1)
- Thomas, Augusta: Rumi Settings for violin and cello (2)
- Thomas, Augusta: Silent Moon for violin and cello (1)
- Thomas, Augusta: Toft Serenade for violin and piano (1)
- Thommessen: A Lyrical Duet (1)
- Thommessen: Please Accept my Ears for violin and piano (3)
- Tian, Z: Duet (1)
- Tinoco: Archipelago for Vibraphone and Wah-Wah Tubes (1)
- Tippett: Inventions (4) for two recorders (1)
- Tishchenko: Capriccio for violin and piano, Op. 31 (1)
- Tishchenko: Deux Danses in an ancient style for violin and piano, Op. 6 bis (1)
- Tishchenko: Fantasy for violin and piano, Op. 118 (1)
- Tishchenko: Rondo for violin and piano, Op. 2 (1)
- Toch: Divertimento for violin and cello, Op. 37 No. 2 (5)
- Toch: Divertimento for violin and cello, Op. 37, No. 1 (4)
- Toch: Sonata for piano four-hands, Op. 87 (1)
- Togni, C: Allegretto gioviale for piano four hands (1)
- Tolbecque: Andante et Rondo pour violoncelle et piano, Op. 10 (1)
- Tolbecque: Fantaisie de Bravoure pour violoncelle et piano, Op. 13: Marziale - Thème et variation - Cantabile - Allegretto (1)
- Tolbecque: Musette pastorale pour violoncelle et piano, Op. 6 No. 2: Allegretto (1)
- Tolbecque: Romance et Polonaise pour violoncelle et piano, Op. 5 (1)
- Tolbecque: Sérénade et Saltarelle pour violoncelle et piano, Op. 7 (1)
- Toldrà: Six Sonnets for violin & piano (10)
- Tombelle: Andante Espressivo for cello & piano (2)
- Tonitz: La romanesca for Cello and Piano (1)
- Toselli: Serenata Op. 6 (26)
- Tournier: Nocturne for cello and harp (2)
- Toussaint, E: Duo Para Flauta y Piano (1)
- Tovey, D: Sonata for Two Cellos in G Major (1)
- Trimble: Sonatina for two pianos (1)
- Trotignon: Trois pièces for two pianos (3)
- Truhlář: 2 Compositions for Violin and Guitar, Op. 71a (1)
- Trümpy: Duette (4) (1)
- Tsintsadze: Five Pieces on Folk Themes for cello and piano (5)
- Tsubonoh: Fantom Fire (1980) for two marimbas (1)
- Tubin: Ballade for violin and piano (1)
- Tubin: Capriccio No. 2 for violin & piano (1)
- Tubin: Capriccios Nos. 1 & 2 for violin and piano (1)
- Tubin: Meditation for violin and piano (2)
- Tubin: Prelude for violin and piano (2)
- Tubin: Sonata for alto saxophone and piano (version for viola and piano) (1)
- Tubin: Suite on Estonian Dances for violin and piano (1)
- Tubin: The Cock's Dance for violin and piano (2)
- Tubin: Three Pieces for violin and piano (1933) (2)
- Turina: Homage to Navarra, op.102 (1945) (8)
- Tüür: Dedication for cello & piano (2)
- Twardowski: 3 Esquises for cello & piano (1)
- Twardowski: Meditation for cello & piano (1)
- Twardowski: Spanish Fantasy for cello & piano (1)
- Twardowski: Tango for cello & piano (1)
- Uber: Double Portraits for Trombone and Tuba. 'The City' (1)
- Usmanbas: Aleatoric for Cello and Piano No. 1 (1)
- Usmanbas: Aleatoric for Cello and Piano No. 2 (1)
- Usmanbas: Music for Cello and Piano No. 1 (1)
- Usmanbas: Music for Cello and Piano No. 2 (1)
- Ustvolskaya: Duet for violin and piano (4)
- Ustvolskaya: Grand Duet for Cello & Piano (4)
- Vajda: Duet for Violin and Cello (1)
- Valeri: Suonata a quattro mani (1)
- Valls, P: Colección de cuatro juguetes para contrabajo y piano (1)
- Vardapet: Seven Pieces for violin and piano (1)
- Vasks: Little Summer Music (2)
- Vasks: Music for two pianos (1)
- Vasks: Partita for Cello and Piano (1)
- Vaughan Williams: Itroduction and Fugue for two pianos (1)
- Vaughan Williams: Romance & Pastorale for violin & piano (4)
- Vaughan Williams: Romance for viola & piano (16)
- Vaughan Williams: Six Studies in English Folksong (46)
- Vaughan Williams: Suite de Ballet (4)
- Vaughan Williams: Suite For Viola And Pianoforte (2)
- Veen: Incanto No. 3 for Two Pianos (1)
- Veen: Incanto No. 4 for Two Pianos (1)
- Veen: Repeating History for Piano Duo (1)
- Venables, I: Elegy for cello and piano, Op. 2 (2)
- Venables, I: Pieces (3) for violin and piano, Op. 11 (1)
- Venables, I: Poem for cello and piano, Op. 29 (1)
- Vercoe: Kleemation, for flute & piano (1)
- Veress: Cukaszôke csárdás for Violin and Piano (1)
- Veress: Verbunkos from Nógrád for Violin and Piano (1)
- Viardot-Garcia: Morceaux (6) for Violin and Piano (2)
- Vierdanck: Capriccio (for 2 violins solo) (1)
- Vieuxtemps: Andante espressivo for violin and piano (1)
- Vieuxtemps: Complete Works for Viola & Piano (1)
- Vieuxtemps: Elegie for viola and piano, Op. 30 (16)
- Vieuxtemps: Etude for Viola and Piano (2)
- Vieuxtemps: Souvenir d'Amérique on 'Yankee Doodle', Op. 17 (21)
- Villa-Lobos: Bachianas Brasileiras No. 6 for flute and bassoon (17)
- Villa-Lobos: Chôros bis for violin & cello, A. 227 (4)
- Villa-Lobos: Chôros No. 2 for flute & clarinet (12)
- Villa-Lobos: Distribuição de Flores (20)
- Villa-Lobos: Duo for Oboe & Bassoon (2)
- Villa-Lobos: Duo for Violin and Viola (4)
- Villa-Lobos: Duo for Violin and Viola; Five Songs (trans. Flute and Harp) (1)
- Villa-Lobos: Fantasía Concertante para Piano y Fagot (3)
- Villa-Lobos: Preludes And Fugues From Bach's '48' For Cello And Piano (1)
- Villa-Lobos: Two Choros (bis) (1928) for violin and cello (6)
- Vine, C: Sonata For Piano Four Hands (1)
- Viotti: Duetti Concertante (1)
- Viotti: Duo for 2 violins in G major (2)
- Visconti, D: Lawless Airs for violin and harp (1)
- Visconti, D: Remembrances for cello and piano (1)
- Visée: Suite for recorder & guitar in C minor (2)
- Vitali, T: Chaconne in G minor (52)
- Vivaldi: Concerto in C major for violin and organ, RV Anh. 76 (1)
- Vivaldi: Sonata for 2 violins in A minor, RV107a (1)
- Vivaldi: Sonata for Two Flutes in A major, RV 800 (1)
- Vivaldi: Sonata for Two Recorders in G major, RV 80 (1)
- Vivaldi: Sonata for Two Violins and optional Continuo in B flat major RV 77 (5)
- Vivaldi: Sonata for Two Violins and optional Continuo in F major RV 68 (5)
- Vivaldi: Sonata for Two Violins and optional Continuo in F major RV 70 (7)
- Vivaldi: Sonata for Two Violins and optional Continuo in G major RV 71 (6)
- Vivier: Pièce for cello and piano (1)
- Vladigerov: Four pieces for violin and piano, Op 12 (1)
- Vladigerov: Racenista, for violin & piano, Op. 18/2 (1)
- Volkmann: Sonatina for 2 Pianos, Op. 57 (2)
- Voormolen: Pastorale for oboe and piano (3)
- Waghalter: Idyll for violin & piano, Op. 19b (1)
- Wagner: Henri Herz: Grande Fantaisie sur La Romanesca fameux air de danse du XVI siècle, Op. 111. Arrangement for piano four hands, WWV62c (1)
- Wagner: Polonaise for piano four hands in D WWV23b, Op. 2 (3)
- Walden, S: Maquettes for Two Pianos (1)
- Walden, S: Sh’mah: Duo for Violin and Cello (1)
- Walker, Don: Schubertiad for two pianos (1)
- Wallen: Dervish, for cello & piano (1)
- Wallner, L: Elegy for cor anglais and piano (1)
- Walther, H: Neun Stücke für Klarinette und Klavier (1)
- Walther, Ja: Scherzi da violino solo con il basso continuo (1)
- Walton: Duets for Children (5)
- Walton: Toccata for Violin and Piano (4)
- Walton: Two Pieces for Violin and Piano (5)
- Walton, J: A Deep Song for Double Bass and Piano (2)
- Ward, R: Arioso & Tarantelle for viola & piano (1)
- Weber: Grand Duo Concertant for clarinet and piano, Op. 48 (61)
- Weber: Pieces (6) for Piano Duet, Op. 10a (3)
- Weber: Pieces (8) for piano 4-hands, Op. 60 (4)
- Weber: Romance for piano four hands, J.10, Op. 3 No. 2 (1)
- Weber: Sonatina, J.9, Op. 3, No. 1 (1)
- Weber: Variations on a theme from 'Silvana' for clarinet & piano, Op. 33 (22)
- Webern: Four pieces for violin & piano, Op. 7 (1910) (42)
- Webern: Three Little Pieces for Cello and Piano, Op. 11 (1914) (36)
- Webern: Zwei Stücke (13)
- Weigl, K: Menuetto for Cello & Piano (1)
- Weigl, K: Two pieces for cello and piano, Op. 33 (2)
- Weigl, K: Two pieces for violin and piano (1)
- Weinberg: 12 Miniatures for Flute and Piano, Op. 29 (5)
- Weinberg: Pieces (3) for Violin & Piano (4)
- Weinberg: Songs Without Words (2) for Violin and Piano (3)
- Weiner, László: Duo for Violin and Viola (2)
- Weiner, Leó: Serenade for Small Orchestra Op. 3 - Version for Piano for four Hands (1)
- Weiner, Leó: String Quartet in E flat major ? 1 Op. 4 - Version for Piano for four Hands (1)
- Weir: Three Chorales for cello and piano (2)
- Weiss, S: Lute Duet in G major (1)
- Weiss, S: Sonata No. 14 in G minor for Lute and Mandolin (1)
- Weiss, S: Sonata No. 20 in D minor for Lute and Mandolin (3)
- Welin: Poème (1983) for horn & piano (1)
- Wellesz: Five miniatures for violin and piano, Op. 93 (1)
- Werner, F: Duo for trumpet and organ, Op. 53 (1)
- Wertheim: Trois Morceaux for flute and piano (2)
- Wesley, S: Organ Duet (2)
- Wesley, S S: Duet for the Organ (2)
- White, John: Duettino (1)
- Whitley: Duo for Violin and Viola (2)
- Whitley: How I Learned to Stop Worrying and Love (Olugbenga Adelekan Remix of Kate Whitley's 3 Pieces for Violin & Piano) (1)
- Whitley: Three Violin and Piano Pieces (2)
- Widmann, J: Duos (11) for violin and cello (Book Two from 24 Duos) (1)
- Widmann, J: Duos (24) for Violin & Cello (2)
- Widor: 3 pieces for Oboe & Piano (1)
- Widor: Introduction et Rondo (op. 72) (17)
- Widor: Romanze for violin and piano, Op. 46 (1)
- Widor: Suite for Cello and Piano in E Minor Op. 21 (2)
- Widor: Suite for flute and piano, Op. 34 (24)
- Wieniawski: Étude-caprice, Op. 18 No. 4 in A minor (21)
- Wieniawski: Études-caprices (8), Op. 18 (1)
- Wieniawski: Mazurka in A minor, Op. 3 No. 2 'Kujawiak' (15)
- Wieniawski: Mazurka in G major, Op. 19 No. 1 'Obertas' (13)
- Wieniawski: Reverie in F sharp minor for viola & piano (5)
- Wieniawski: Scherzo-Tarantelle in G minor, Op. 16 (76)
- Wieniawski: Variations on an Original Theme in A major, Op. 15 (24)
- Wieniawski, J: Fantaisie, Op. 42 for two pianos (1)
- Wieniawski, J: Valse de Concert, Op. 3 for 4 hands (2)
- Wijdeveld: Sonata for Two Violins (1)
- Wiklander: Meditation in Folk Style on B-A-C-H for violin and organ, Op. 18 (1)
- Wilckens: Dance in the Moon, for theremin & piano (1)
- Wilhelmj: Parafrasi per violino e pianoforte dal 'Siegfried' di Richard Wagner (2)
- Williams, W: Duet in F major for 2 recorders, Sonata in D minor for recorder and B.c. (1)
- Williamson: Sonata for Two Pianos (1)
- Wilm: Duo for violin and harp, Op. 156 (1)
- Wilson, Charles: Cantos (4) for Oboe & Piano (1)
- Wilson, R: Brash Attacks for Trumpet & Trombone (1)
- Wilson, T: Cartoon for cornet and piano (1)
- Winn: Variations on a Theme of Bartok for Cello and Piano (1)
- Wirén: Suite miniature, Op. 8b (Miniature Suite), for cello and piano (1)
- Wissmer: Sonatine-Croisière for Flute & Harp (1)
- Witte: Pieces (3) for Piano and Cello, Op. 14 (1)
- Witte: Walzer fur Klavier zu 4 Handen op.7 (1)
- Wolff, C: Duet II for horn and piano (1)
- Wolff, C: Duo for Pianists I (version I) (2)
- Wolff, C: Duo for Pianists I (version II) (2)
- Wolff, C: Duo for Violinist and Pianist (4)
- Wolff, C: Duo for Violins (1950) (1)
- Wolff, C: Pulse for trumpet player and percussionist (2)
- Wolff, P: Grand Duo Concertant for harp and clarinet (1)
- Wolpe: Duo for Two Violins, Op. 2 (1)
- Wolpe: March and Variations for two pianos (2)
- Wolters, M: Antartica Duet (Kathryn und Peter Durchqueren die Antarktis) (1)
- Wood, Hugh: Poem for Violin and Piano, Op. 35 (1)
- Wood, P: Partita for recorder and cello (1)
- Woś: Suite No. 2 for Flute & Piano (2)
- Wuorinen: Percussion Duo (2)
- Wuorinen: Six Pieces for Violin and Piano (1)
- Wyner: Concert Duo for violin and piano (1)
- Xenakis: Charisma (3)
- Xenakis: Dikhthas (5)
- Xenakis: Dmaathen (4)
- Xenakis: Roscobeck for cello & double bass (2)
- Ysaÿe: Amitie for 2 Violins (5)
- Ysaÿe: Légende norvégienne pour violon et piano (3)
- Ysaÿe: Rêve d'enfant, Op. 14 (31)
- Ysaÿe: Sonata in A minor for Two Violins, Op. posth. (9)
- Ysaÿe: Sonata in A minor for Two Violins, Op. posth.: I. Poco lento maestoso - Allegro fermo (1)
- Ysaÿe: Sonata No. 1 in C for 2 Violins (1)
- Yun: Duo for Cello and Harp (3)
- Yun: Duo for viola and accordion (2)
- Yun: Sonatina for two violins (1)
- Zanella: Poemetto for violin and piano, Op. 76 (1)
- Zeegant: Duo pour violon et piano (1)
- Zelenka: 6 Sonatas for Oboe & Bassoon (1)
- Zemlinsky: Suite in A major for violin and piano (1)
- Zemlinsky: Three Pieces for Cello and Piano (1891) (2)
- Zimmermann, B A: Intercommunicazione for cello & piano (6)
- Zorn: Palimpsest for Clarinet and Marimba (1)
- Zucker: Ambata (The Marketplace), for flute & bassoon (1)
- Zucker: Bicycling Uphill, for flute & double bass (1)
- Zucker: December Duo, for flute & piano (1)
- Zucker: The Tennessee Duo, for flute & piano (1)
- Zyman: Fantasia for cello & piano (1)
- Zyman: Suite for 2 Cellos (2)
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