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Composers – M
Composers: Ma - Maconchy
- Ma, Yo-Yo (b.1955)
- Ma Sheng Long
- Ma Shui-long (1939–2015)
- Ma Si Cong (1912–87)
- Maasalo, Armas Toivo Valdemar (1885–1960)
- Maass, Torsten (b.1967)
- Maayani, Ami (1936-2019)
- Mabarak, Carlos Jiménez (1916–94)
- Mabry, Drake (b. 1950)
- Mabry, George (b.1945)
- Mac Davis, William (b. 1953)
- Mac Domhnaill, Adhamhnán
- Mac Low, Jackson
- Macaluso, Vincenzo
- Macaulay, Janice
- MacBride, David (1951–2018)
- Maccari, Giacomo (c.1700-44)
- Macchia, Grimoaldo (b. 1972)
- Macchia, Salvatore (b.1947)
- MacColl, Ewan (1915–89)
- MacCombie, Bruce (1943–2012)
- MacCunn, Hamish (1868–1916)
- MacDermot, Galt (1928–2018)
- MacDermott, Cormack (d.1618)
- MacDonald, Alistair (b.1962)
- MacDonald, Andrew Paul (b.1958)
- MacDonald, Colin
- Macdonald, Don (b. 1966)
- MacDonald, Malcolm (1916-92)
- MacDonald, Payton (b.1974)
- MacDonald, Sarah (b.1968)
- MacDowell, Edward Alexander (1860–1908)
- Mace, Thomas (1613–1706)
- Macedo, António de
- Maček, Ivo (1914–2002)
- Macfarlane, Will C (1870-1945)
- MacFarren, George Alexander (1813–87)
- Macfarren, Walter (1826–1905)
- MacGimsey, Robert (1898–1979)
- Macha, Otmar (1922–2006)
- Machada, Manuel (c.1590–1646)
- Machado, Celso (b.1953)
- Machado, Jean-Marie
- Machala, Kazimierz
- MacHale, Simon
- Machaut, Guillaume de (1300–77)
- Machavariani, Aleksi (1913-95)
- Mâche, François-Bernard (b.1935)
- Machover, Tod (b.1953)
- Machtenberg, Meyer (1884-1979)
- Machuel, Thierry (b.1962)
- Machy, sieur de (c.1685–c.1692)
- Macias, Ananda
- Macías, Gonzalo (b. 1958)
- Maciejewski, Roman (1910–98)
- Maciel, Juventino
- MacIntyre, David (b.1952)
- Macirone, Clara Angela (1821-1914)
- Mack, Dieter (b.1954)
- Mack, Evan
- Mackeben, Theo (1897–1953)
- Mackenzie, Alexander Campbell (1847–1935)
- Mackey, John (b.1973)
- Mackey, Steven (b.1956)
- Mackinnon, Hugh A (1891-1981)
- Mackintosh, Robert (1745–1807)
- Macklay, Skye (b.1988)
- Macklin, Cecil
- Maclagan, William Dalrymple (1826-1910)
- Maclean, Clare (b.1958)
- MacLean, Dougie (b.1954)
- Macleod, Annie
- MacLeod, Duncan
- Macleod, William
- MacMahon, Desmond (1898-1962)
- MacMillan, Ernest (1893–1973)
- MacMillan, James (b.1959)
- MacMillan, Kieren (b.1969)
- MacMurrough, Dermot
- Maconchy, Elizabeth (1907–94)
Composers: Macourek - Mahr
- Macourek, Michal (b.1972)
- Macpherson, Charles (1870-1927)
- Macpherson, Donald (b.1922)
- Macque, Giovanni de (1548–1614)
- MacRae, Stuart (b.1976)
- Macy, Carleton (b.1944)
- Madan, Martin (1725-90)
- Madarász, Iván (b.1949)
- Madden, Joanie (b.1965)
- Madden, John (b.1956)
- Madden, Richard (b.1953)
- Maddison, Adela (1866-1929)
- Maddox, Richard Peter (b.1936)
- Mader, Carl (1885-1952)
- Mader, Clarence Victor (1904-71)
- Maderna, Bruno (1920–73)
- Madetoja, Leevi Antti (1887–1947)
- Madin, Henry (1698–1748)
- Madina, Aita (1907–72)
- Madonis, Luigi Ludovico (c.1695–1777)
- Mądrawski, Jerzy
- Madre de Deus, Filipe da (1630–87)
- Madre de Deus, José da
- Madriguera, Paquita (1900-70)
- Madsen, Allan Gravgaard (b. 1984)
- Madsen, Jesper (1958-99)
- Madsen, Pamela
- Madsen, Trygve (b.1940)
- Maduli, Guido
- Madureira, João (b.1971)
- Maeda, Katsuji (b.1970)
- Maegaard, Jan (1926–2012)
- Maercker, Matthaus
- Maes, Jef (1905–96)
- Maessins, Pieter (1505–62)
- Maestri, Eric (b.1980)
- Maffei, Fabio (b.1968)
- Maffia, Pedro (1899-1967)
- Maffon, Franciszek
- Magalhães, Filipe de (1571–1652)
- Magalif, Eugene (b. 1957)
- Maganini, Quinto (1897-1974)
- Magarelli, Antonio
- Mageau, Mary (b.1934)
- Mager, Stephen
- Maggi, Dario (b.1944)
- Maggio, Robert (b.1964)
- Mägi, Ester (1922–2021)
- Magi, Fortunato (1839–82)
- Magill, Ronan (b.1954)
- Magin, Milosz (1929–99)
- Magini
- Magito, Alexis (1710-c.1772)
- Magle, Frederik (b.1977)
- Maglione, Anthony
- Maglioni, Gioacchino (1814-88)
- Magnani, Aurelio (1856–1921)
- Magnard, Albéric (1865–1914)
- Magne, Michel (1930-84)
- Magni, Paolo (fl.1700)
- Magnien, Victor (1804-85)
- Magnuson, Roy David (b.1983)
- Magnussen, Jon
- Magnússon, Þórður (b.1973)
- Magri, Pietro (1873-1937)
- Maguire, Janet (b.1927)
- Maguire, M. C.
- Maguire, Ryan
- Mahanthappa, Rudresh (b. 1971)
- Mahaut, Antoine (1729–85)
- Maher, William J (1823-77)
- Mahin, Bruce P (b.1949)
- Mahle, Ernst (b.1929)
- Mahler, Alma (1879–1964)
- Mahler, David (b.1944)
- Mahler, Gustav (1860–1911)
- Mahnkopf, Claus-Steffen (b.1962)
- Mahon, John (b.1749)
- Mahoney, Shafer (b.1968)
- Mahr, Timothy (b.1956)
Composers: Maia - Malmborg Ward
- Maia, Igor (b. 1988)
- Maiani, Yardani Torres
- Maiboroda, Platon Ilarionovych (1918-89)
- Maichelbeck, Franz Anton (1702–50)
- Maïda, Clara (b.1963)
- Maier, Amanda (1853–94)
- Maier, Florian Magnus (b.1973)
- Maier, Julius (1821-89)
- Maier, Michael (1568–1622)
- Maierhof, Michael (b.1956)
- Maierhofer, Lorenz (b.1956)
- Maierkopf, Michael
- Maillard, Jean (c.1515–1570)
- Maillard, René (1931–2012)
- Maillard, Thierry (b. 1966)
- Maillart, Aimé (1817–71)
- Mailly, Alphonse Jean Ernest (1833–1918)
- Mailman, Martin (1932–2000)
- Mainardi, Enrico (1897–1976)
- Mainerio, Giorgio (b.c.1535)
- Mainka, Jörg
- Maintz, Philipp (b.1977)
- Maio, Giovan Tomaso di (c.1500–1553)
- Maistorovici, Vlad (b.1985)
- Majd, Fozié (b.1938)
- Majerski, Tadeusz (1888–1963)
- Majkusiak, Mikołaj (b.1983)
- Majo, Gian Francesco de (1732–70)
- Majo, Giuseppe de (1697–1771)
- Major, Douglas (b.1953)
- Makan, Keeril (b.1972)
- Makeba, Miriam (1932-2008)
- Mākens, Edgars (b. 1977)
- Makholm, Joseph (b. 1954)
- Maki, David (b.1966)
- Mäkinen, Rikhard (1876-1953)
- Makinson, Jeffrey
- Makkonen, Petri (b.1967)
- Maklakiewicz, Jan Adam (1899-1954)
- Maklakiewicz, Tadeusz (1922-96)
- Makor, Andrej (b. 1987)
- Makris, Andreas (1930–2005)
- Malacarne, Domenico (1749-1801)
- Malaise, Jeroen (b. 1971)
- Malan, César (1787-1864)
- Malando, Arie (1908-80)
- Malashkin, Leonid Dimitrievitch (1842-1902)
- Malats, Juaquín (1872–1912)
- Malavsky, Samuel (1894-1985)
- Malawski, Artur (1904–57)
- Malbecque, Guillaume (c.1400-65)
- Malcolm, George (1917–97)
- Malcys, Arvydas (b.1957)
- Maldere, Pieter van (1729–68)
- Malderen, Eduard van (1889-1980)
- Maldonado, Jimena (b. 1988)
- Malec, Ivo (1925–2019)
- Malec, Michał (b.1995)
- Malecki, Maciej (b.1940)
- Maleingreau, Paul de (1887–1956)
- Malek, Miklós (b.1945)
- Malengreau, Paul (1887–1956)
- Malerbi, Giuseppe (1771-1849)
- Malfatti, Radu (b.1943)
- Malibran, Maria (1808–36)
- Malich, Clemens
- Malikov, Arif (1933-2019)
- Malipiero, Gian Francesco (1882–1973)
- Malipiero, Riccardo (1914–2003)
- Maliszewski, Witold (1873–1939)
- Mallavibarrena, Raúl (b.1970)
- Mallié, Loïc (b.1947)
- Malling, Otto (1848–1915)
- Mallinson, Albert (1870-1946)
- Mallon, Allardyce (b.1965)
- Mallonée, Caroline (b.1975)
- Mallory, Benjamin David
- Mallory, Margaret (1915–2014)
- Malmberg, Robert
- Malmborg Ward, Paula af (b.1962)
Composers: Malmfors - Mansell
- Malmfors, Åke (1918–51)
- Malmlöf-Forssling, Carin (1916–2005)
- Malmstén, Georg (1902-81)
- Malneck, Matty (1903–81)
- Malone, Kevin (b.1958)
- Malotte, Albert Hay (1895–1964)
- Malsky, Matthew (b.1961)
- Maltby, Richard Eldrige (1914-91)
- Malvezzi, Cristofano (1543–99)
- Mamangakis, Nikos (1929–2013)
- Mamatui, Louis
- Mamiya, Michio (b.1929)
- Mamlok, Ursula (1928–2016)
- Man, Fang (b.1977)
- Man, Jamie (b. 1987)
- Man, Roderik de (b.1941)
- Man-jiang, Wu Si
- Mana-Zucca (1885–1981)
- Manahan, W A
- Manari, Raffaelle (1887-1933)
- Mañas, Adriana Figueroa (b. 1966)
- Manav, Özkan (b.1967)
- Manca, Gabriele (b. 1957)
- Manca, Roberto (b.1963)
- Manchicourt, Pierre de (c.1510–1564)
- Mancia, Luigi (c.1660–aft.1708)
- Mancinelli, Luigi (1848–1921)
- Mancini, Francesco (1672–1737)
- Mancini, Henry (1924–94)
- Mancinus, Thomas (1550-1612)
- Mancusi, Guido (b.1966)
- Mandat, Eric Paul (b.1957)
- Mandel, Johnny (b.1925)
- Mandel, Julie
- Mandina, Vito
- Mando, Patrick
- Mandolini, Ricardo (b.1950)
- Manduell, John (1928–2017)
- Mandyczewski, Eusebius (1857–1929)
- Manen, Joan (1883–1971)
- Maneval, Philip (b.1956)
- Manfredini, Francesco Onofrio (1684–1762)
- Manfredini, Vincenzo (1737–99)
- Manfroce, Nicola Antonio (1791–1813)
- Mangani, Michele (b.1966)
- Mangean, Etienne (1710-56)
- Mangeant, Jacques (1571-1639)
- Mangels, Jeff
- Mangione, Chuck (b.1940)
- Mangold, Carl Amand (1813-89)
- Mangon, Johannes (c.1525–1578)
- Maniaci, Alberto (b. 1987)
- Maniano, Ily Matthew (b.1988)
- Manilow, Barry (b.1943)
- Manjon, Antonio Jimenez (1866–1919)
- Mankell, Henning (1868–1930)
- Mann, Adrian (b.1949)
- Mann, Arthur Henry (1850-1929)
- Mann, David (1916-2002)
- Mann, Johan Gottfried Hendrik (1858–1904)
- Mann, Leslie (1923-77)
- Mann, Natalie (b.1975)
- Mann, Robert (1920-2018)
- Mann, Thomas
- Manna, Gaetano (1751-1804)
- Manna, Gennaro (1715–79)
- Manna, Ruggero (1808-64)
- Manneke, Daniel (Daan) (b.1939)
- Mannelli, Carlo (1640-97)
- Manning, John
- Manning, Kathleen Lockhart (1890-1951)
- Manning, Sasha Johnson (b.1963)
- Mannino, Franco (1924–2005)
- Manno, Robert (b.1944)
- Mannucci, Andrea
- Manolios, Pascal (b.1956)
- Manone, Wingy (1900-82)
- Manoury, Philippe (b.1952)
- Mansell, Clint (b.1963)
- Mansell, Robert
Composers: Mansfield - Marenco
- Mansfield, Purcell James (1889-1968)
- Mansurian, Tigran Yeghiayi (b.1939)
- Mantas, Santiago (b.1949)
- Mantoue, Jachet de (1483-1559)
- Mantova, Alberto da (c.1500-51)
- Mantova, Giachetto de (1483-1559)
- Mantovani, Annunzio Paolo (1905-80)
- Mantovani, Bruno (b.1974)
- Mantovano, Rossino (early 16th century)
- Mantua, Jacquet de (1483–1559)
- Mäntyjärvi, Jaakko (b.1963)
- Mantzaros, Nikolaos (1795–1872)
- Mantzirakis, Dimitrios
- Manz, Paul Otto (1919–2009)
- Manzanero Canché, Armando (b.1935)
- Manzano, Miguel (b.1934)
- Manzi, Homero (1907-51)
- Manziarly, Marcelle de (1899–1989)
- Manzino, Giuseppe (1929-92)
- Manzoli, Andrea
- Manzoni, Giacomo (b.1932)
- Manzotti, G. Battista (fl. 1860)
- Maquaire, Lazare-Auguste (1872-1906)
- Mara, Ignác František (1709-83)
- Maragno, Virtú (1928-2004)
- Maraire, Dumisani (1944–99)
- Marais, Marin (1656–1728)
- Marais, Roland (1686–1750)
- Marani, Gaetano (fl. 1800)
- Maratka, Krystof (b.1972)
- Maravilla, Luis (1914-200)
- Marazzoli, Marco (c.1602–1662)
- Marbe, Myriam Lucia (1931–97)
- Marbecke, John (c.1505–1585)
- Marburg, Friedrich Wilhelm (1718–95)
- Marc, Thomas (fl. 1720-35)
- Marcabru (fl.1128, d.1130)
- Marcailhou, Gatien (1807–55)
- Marcangelo, John (b.1950)
- Marcel, Linda
- Marcel, Marie-Martin (1769-1861)
- Marcellino, Raffaele (b.1964)
- Marcello, Alessandro (1684–1750)
- Marcello, Benedetto (1686–1739)
- March, Andrew (b.1973)
- March, Kevin
- Marchand, Christophe (b.1972)
- Marchand, Chrystel (b.1958)
- Marchand, Jean-Baptiste (b. 1978)
- Marchand, Jean-Noel (1666-1710)
- Marchand, Louis (1669–1732)
- Marchant, Arthur W. (1850-1921)
- Marchant, John (fl.1588, d.1611)
- Marchelie, Erik (b.1957)
- Marchesi, Luigi (1754-1829)
- Marchesi, Salvatore (1822-1908)
- Marchetti, Dante 'Fermo' (1876-1940)
- Marchetti, Filippo (1831–1902)
- Marchetti, Tomasio (fl.1660)
- Marchetti, Walter (1931-2015)
- Marchianò, Sergio
- Marching, Soe Tjen (b.1971)
- Marchitelli, Pietro (1643–1729)
- Marciana, Giovanni (c.1605-63)
- Marco, Tomás (b.1942)
- Marcolini, Juan (c1730-fl.1760/70)
- Marcoll, Maximilian (b. 1981)
- Marconi, Andrea (b. 1978)
- Marcorelli, Giovanni Francesco (1615-75)
- Marcoux, Francis (b.1974)
- Marcucci, Carlos (1903–57)
- Marcuse, Albrecht (1906-74)
- Marcussen, Kjell (b.1952)
- Marczewski, Piotr (b.1938)
- Marder, Marc (b.1955)
- Maréchal, Hughes (b.1963)
- Mareczek, Fritz (1910-84)
- Marek, Czeslaw (1891–1985)
- Marella, Giovanni Battista (fl.c.1800)
- Marenco, Romualdo (1841–1907)
Composers: Marenzio - Marsalis
- Marenzio, Luca (1553–99)
- Marescotti, André-François (1902–95)
- Maresz, Yan (b.1966)
- Marez Oyens, Tera de (1932-96)
- Margaritis, Loris (1895–1953)
- Margetić, Karlo (b.1987)
- Margetson, Edward J.
- Margola, Franco (1908–92)
- Margolis, Bob (b.1949)
- Margot, François
- Margutti, Corrado
- Margutti, Leonardo
- Marhulets, Damian (b.1980)
- Marhulets, Wlad (b. 1986)
- Marianelli, Dario (b.1963)
- Mariani, Angelo (1821–73)
- Mariani, Giovanni Battista (d. 1697)
- Mariani, Maria Gabriella
- Mariano, Cesar Camargo (b.1943)
- Mariano, Luis (1914–70)
- Maric, Dave (b.1970)
- Maric, Ljubica (1909–2003)
- Marie, Jean-Etienne (1917-89)
- Marie-Antoinette, Queen (1755-93)
- Marin, Carl Mikael
- Marín, José (1618–99)
- Marina, Christian (b.1965)
- Mariña, Pablo
- Mariné, Sebastián (b.1957)
- Mariner, Francesc (1720-89)
- Marinescu, Dumitru (1913-96)
- Marinescu, Liviu (b.1970)
- Marinescu, Ovidiu
- Marini, Biagio (1594–1663)
- Marini, Marino (1924-97)
- Marini, Stephen
- Marino, Carlo Antonio (1670–1717)
- Marino, Francesco
- Marino, Leonardo
- Marino, Roberto Di (b.1956)
- Marinuzzi, Gino (1882–1945)
- Mario, Ermes Alessandro (1884–1961)
- Mariotte, Antoine (1875–1944)
- Markeas, Alexandros (b.1965)
- Markevitch, Igor (1912–83)
- Markiewiczówna, Władysława (1900-82)
- Markopoulos, Yannis (b.1939)
- Markoulaki, Efi (b.1960)
- Markovich, Judith
- Markovitch, Ivan (1929-2017)
- Markowicz, Marcin (b.1979)
- Markowski, Michael (b.1986)
- Marks, Gerald (1900-97)
- Marks, Johnny (1909–85)
- Marks, Matt (1980–2018)
- Markull, Friedrich Wilhelm (1816–87)
- Markusson, Peer
- Markuszewski, Michal (b.1980)
- Marland, James Albert (Bert) (1904-76)
- Marle, Nicolas de (fl.1544-68)
- Marley, Bob (1945-81)
- Marliani, Marco Aurelio (1805-49)
- Marlow, Charlotte
- Marly, Anna (1917-2006)
- Marmén, Johannes (b.1990)
- Marocchini, Enrico
- Maroney, Denman (b.1949)
- Maros, Miklós (b.1943)
- Maros, Rudolf (1917–82)
- Marot, Clement
- Maroulis, Iason (b. 1999)
- Marpurg, Friedrich Wilhelm (1718-95)
- Marqués, Miguel (1843-1918)
- Márquez, Arturo (b.1950)
- Marquina, Pascual (1873-1948)
- Marra, Hettorre della (15??-16??)
- Marrale, Carlo (b.1952)
- Marrone, Patrizio
- Marroquin, Jose Sabre (1909–95)
- Marsalis, Branford (b.1960)
Composers: Marsalis - Martinez
- Marsalis, Wynton Learson (b.1961)
- Marschner, Adolf Eduard (1819–53)
- Marschner, Heinrich August (1795–1861)
- Marschner, Wolfgang (b.1926)
- Marseilla, Folquet de (1155–1231)
- Marseille, Gaultier de (1642–96)
- Marset, Josep
- Marsey, William (b.1989)
- Marsh, Edward (b.1966)
- Marsh, Joanna (b.1970)
- Marsh, John (1752–1828)
- Marsh, Roger (b.1949)
- Marsh, Simon Butler (1798-1875)
- Marsh (of Canterbury), William (early 19th Century)
- Marshall, Charles (1857–1927)
- Marshall, Christopher John (b.1956)
- Marshall, Ingram (b.1942)
- Marshall, Jack
- Marshall, Julian (b.1953)
- Marshall, Nicholas (b.1942)
- Marshall, Pamela J (b.1954)
- Marshall, Philip (1921–2005)
- Marshall, Steve (b.1952)
- Marshall, Wayne (b.1961)
- Marshall, William (b.1992)
- Marshall-Hall, G W L (1862–1915)
- Marsick, Armand Louis Joseph (1877-1959)
- Marson, George (c.1573-1632)
- Marson, John (1932-2007)
- Marta, Istvan (b.1954)
- Marteau, Henri (1874–1934)
- Martelli, Carlo (b.1935)
- Martén, Henrik (b.1970)
- Mårtenson, Lasse (1934–2016)
- Mårtensson, Per (b.1967)
- Marth, Matthew
- Marthinsen, Niels (b.1963)
- Marti, Heinz (b.1934)
- Martijn van, Agt (b.1967)
- Martin, Anne
- Martin, Charly
- Martin, Easthope (1882–1925)
- Martin, Ed (b.1976)
- Martin, Eduardo (b.1956)
- Martin, Elena
- Martin, François (1727-57)
- Martin, Frank (1890–1974)
- Martin, Frédérick (1958-2016)
- Martin, George Clement (1844–1916)
- Martin, George Henry (1926–2016)
- Martin, Gilbert (b.1941)
- Martin, Gustavo
- Martin, Henry (b.1950)
- Martin, Hugh (1914–2011)
- Martin, Jonathan (c.1705-1737)
- Martín, Jorge (b.1959)
- Martin, Manu
- Martin, Matthew (b.1976)
- Martin, Neil
- Martin, Peter (b. 1970)
- Martin, Philip (b.1947)
- Martin, Phillip Neil (b.1979)
- Martin, Richard (fl. 1610)
- Martin, Robert (b.1952)
- Martin, Tim
- Martin, Vincent (b.1940)
- Martin (aka Marshall Ross), Ray (1918-88)
- Martin y Coll, Antonio (c.1660–c.1734)
- Martinaitis, Algirdas (b.1950)
- Martinaitytė, Žibuoklė (b. 1973)
- Martindale, John (1927-96)
- Martine, Thomas
- Martinelli, Antonio (1702–82)
- Martinengo, Giulio Cesare (c.1564-1613)
- Martines, Marianne (1744–1812)
- Martinet, Henri (1909-85)
- Martinez, Anna Maria (1744–1812)
- Martinez, Cliff (b.1954)
- Martínez, José 'Pepe' (1941–2016)
- Martinez, Odaline de la (b.1949)
Composers: Martínez - Massenet
- Martínez, Patricia Elizabeth
- Martinez, Simon
- Martinez, Valentina Montoya
- Martínez Gallego, Francisco José (b.1969)
- Martínez-Espuig, José Jesús
- Martínez-Sobral, Manuel (1879–1946)
- Martini, Christiane
- Martini, Giovanni Battista (1706–84)
- Martini, Giuseppe (1695-1750)
- Martini, Johann Paul Aegidius (1741–1816)
- Martini, Johannes (c.1440–1498)
- Martino, Donald (1931–2005)
- Martino, Filippo
- Martinon, Jean (1910–76)
- Martinov, Vladimir Ivanovich (b.1946)
- Martinson, Joel (b.1960)
- Martinsson, Håkan
- Martinsson, Rolf (b.1956)
- Martinů, Bohuslav (1890–1959)
- Martirano, Salvatore (1927–95)
- Martĺ i Cristia, Josep (1884–1918)
- Martland, Steve (1954–2013)
- Martlew, Zoë
- Martorell, Antoni (1913–2009)
- Marttinen, Tauno Olavi (1912–2008)
- Martucci, Giuseppe (1856–1909)
- Marty, Georges (1860–1908)
- Martynov, Vladimir (b.1946)
- Marucelli, Enrico (1873–1901)
- Marvia, Einari (1915-97)
- Marvuglio, Matt
- Marx, Adolf Bernhard (1795-1866)
- Marx, Joseph (1882–1964)
- Marx, Karl (1897–1985)
- Marxsen, Eduard (1806–87)
- Mary, Mario (b. 1961)
- März, Willi
- Marzian, F A
- Marzocchi, Paolo (b.1971)
- Más Devesa, Manuel (b.1972)
- Masanto, Louis Arnold (b.1938)
- Masaoka, Miya (b.1958)
- Masarnau Fernández, Santiago (1805-82)
- Mascagni, Pietro (1863–1945)
- Mascall, Richard
- Maschat, Antonín (1692-1747)
- Maschera, Florentino (1540–84)
- Mascheroni, Angelo (1855-1905)
- Masciangelo, Francesco (1823–1906)
- Mascitti, Michele (1664–1760)
- Maseda, Eduardo Pérez (b.1953)
- Mašek, Kamilo (1831-59)
- Masek, Vincence (1755–1831)
- Mashak, Jacob
- Mashayekhi, Nader (b.1958)
- Mashima, Toshio (1949–2016)
- Mashtots, Mesrop (c.361-440)
- Maskats, Arturs (b.1957)
- Maslanka, David (1943–2017)
- Masllobet, Josep
- Masó, Jordi (b.1967)
- Mason, Alexander (b.1974)
- Mason, Benedict (b.1954)
- Mason, Charles Norman (b.1955)
- Mason, Christian (b.1984)
- Mason, Daniel Gregory (1873–1953)
- Mason, George Ronald (1910-78)
- Mason, John (c.1485–c.1548)
- Mason, Lowell (1792–1872)
- Mason, Molly
- Mason, Terrance John (b.1953)
- Mason, William (1829–1908)
- Massa, Omar
- Massaino, Tiburtio (c.1550–aft.1608)
- Massak, Franz (1804–75)
- Massana, Antoni (1890–1966)
- Massé, Jean Baptiste (1700–57)
- Massé, Victor (1822–84)
- Massella, Thomas (b.1952)
- Massenet, Jules Emile Frederic (1842–1912)
Composers: Massenzio - Mattioli
- Massenzio, Domenico (1586–1650)
- Massey, Frederick James (1883-1953)
- Massey, Roy (b. 1934)
- Massià, Joan (1890–1969)
- Massiccio, Giovanni (fl. 1620s)
- Massini, Ian de (b.1959)
- Massis, Amable (1893-1980)
- Masson, Askell (b.1953)
- Masson, Louis (1878-1957)
- Massonneau, Louis (1766–1848)
- Massotti Littel, Manuel (1915-99)
- Mastalir, Jaroslav (1906-88)
- Mastrangelo, Alexandre (b.1989)
- Masumoto, Kikuko (b.1937)
- Mata Bonilla, Félix (1930-80)
- Matacic, Janez (b.1926)
- Matallana, Leopoldo Novoa (b.1958)
- Matalon, Martin (b.1958)
- Matamoros, Miguel (1894–1971)
- Matějů, Zbynek (b.1958)
- Mateos, Daniel (b.1977)
- Matešic, Massimiliano (b.1969)
- Mather, Bruce (b.1939)
- Matheson, James (b.1970)
- Mathews, Peter (b.1944)
- Mathias, William (1934–92)
- Mathieson, Muir (1911–75)
- Mathieu, André (1929–68)
- Mathieu, Emile (1844–1932)
- Mathieu, Julien Amable (1734-1811)
- Mathieu, Rodolphe (1890-1962)
- Mati, Andrea
- Maticic, Janez (b.1926)
- Matiegka, Wenzeslaus (1773–1830)
- Matitia, Jean (b.1952)
- Matos, Gregorio de (1636-96)
- Matos Rodriguez, Gerardo Hernan (1897-1948)
- Matre, Ørjan (b.1979)
- Matson, Sasha
- Matsudaira, Yoritsune (1907–2001)
- Matsumura, Teizo (1929–2007)
- Matsunaga, Michiharu (b.1927)
- Matsushita, Isao (1951–2018)
- Matsushita, Ko (b.1962)
- Matsuzawa, Hirofumi (b. 1973)
- Matt, Albert Edward (1864-1941)
- Mattaliano, Giovanni (b. 1969)
- Mattar, N F (b. 1971)
- Mattei, Stanislao (1750-1825)
- Matteis, Nicola (c.1675–1760)
- Matteis, Nicola (c.1650–c.1714)
- Matteo, Luis Di (b. 1934)
- Matter, Bert (b. 1937)
- Mattern, James (b.1936)
- Mattes, Willy (1916-2002)
- Matthay, Tobias Augustus (1858-1945)
- Mattheis, Nicola (1650–aft.1713)
- Matthes, Carl Ludewig (b.1751)
- Mattheson, Johann (1681–1764)
- Matthew-Walker, Robert (b.1939)
- Matthews, Artie (1888-1958)
- Matthews, Colin (b.1946)
- Matthews, David (b.1943)
- Matthews, Emma-Kate
- Matthews, Kaffe (b.1961)
- Matthews, Michael (b.1950)
- Matthews, Peter (b. 1944)
- Matthews, Rachel
- Matthews, Stephen Ralph (b.1960)
- Matthews, William
- Matthews (of Nottingham), William (1759–1830)
- Matthey, Ulisse (1876–1947)
- Matthias, John
- Matthison Hansen, G, Gottfred (1832–1909)
- Matthison-Hansen, Hans (1807–90)
- Matthison-Hansen, F, Frederik (1868–1933)
- Matthus, Siegfried (b.1934)
- Matthusen, Paula
- Matthys, Marc (b.1956)
- Mattioli, Andrea (1620-79)
Composers: Mattioli - Mazis
- Mattioli, Guglielmo (1857–1924)
- Matton, Roger (1929-2004)
- Mattsson, Jack (1954-2007)
- Matuszewski, Mariusz (b.1948)
- Matuz, István (b.1947)
- Matveinen, Liisa (b.1961)
- Matvejeff, Ville (b.1986)
- Matys, Jiří (1927–2016)
- Matz, Rudolf (1901–88)
- Mauduit, Jacques (1557-1627)
- Mauersberger, Erhard (1903–82)
- Mauersberger, Rudolph (1889–1971)
- Mauldin, Michael (b.1947)
- MaultsBy, Carl (b.1949)
- Maunder, John Henry (1858–1920)
- Maunders, Florence Anna
- Maurer
- Maurer, Ludwig (1789–1878)
- Maurice, Paule (1910-67)
- Maurice, Pierre (1868–1936)
- Maurício, José (1752–1815)
- Maurus, Rabanus (776-856)
- Maury, Lowndes (1911-75)
- Maute, Matthias (b.1963)
- Maves, David W (b.1937)
- Maviel, Anaïs
- Mavroedes, George (b.1967)
- Maw, Nicholas (1935–2009)
- Mawby, Colin (1936–2019)
- Mawhinney, Simon (b.1976)
- Max, Noah (b. 1998)
- Maxfield, Richard (1927–69)
- Maxim, Abraham (1773-1829)
- Maxim, Christopher (b.1971)
- Maxwell, Devin (b.1971)
- Maxwell, James Beckwith (b. 1968)
- Maxwell, Melinda (b.1953)
- Maxwell, Robert (1921-2012)
- May, Andrew
- May, Billy (1916–2004)
- May, Brian (b.1947)
- May, Frederick (1911–85)
- May, Hans (1886–1958)
- May, Karl (1842-1912)
- May, Ryan
- Mayer, Charles (1799–1862)
- Mayer, Emilie (1812–83)
- Mayer, Johann (19th century)
- Mayer, John (1929–2004)
- Mayer, Jonathan
- Mayer, Veronika (b. 1977)
- Mayer, William (1925-2017)
- Mayerl, Billy (1902–59)
- Mayes, Alexander
- Mayeur, Louis (1837-94)
- Mayevsky, Yuri
- Mayfield, Percy (1920–84)
- Mayheut de Joan
- Maykapar, Samuel (1876-1938)
- Mayke, Nas (b.1972)
- Maymón, Luys
- Maynard, James (b.1977)
- Maynard, John (1577–c.1633)
- Mayo, Christopher (b.1980)
- Mayone, Ascanio (1565–1627)
- Mayor, Simon (b. 1967)
- Mayorga, Lincoln (b.1937)
- Mayr, Johann Simon (1763–1845)
- Mayr, Rupert Ignaz (1646–1712)
- Mayrose, John
- Mays, Lyle (b.1953)
- Mays, Walter (b.1941)
- Mayseder, Joseph (1789–1863)
- Maysheut (1365-89)
- Mayuzumi, Toshiro (1929–97)
- Mazas, Jacques Féréol (1782-1849)
- Mazeau, Micheline
- Mazellier, Jules (1879-1959)
- Mazhara, Nicolai (b.1977)
- Mazis, Spiros (b.1957)
Composers: Mazuel - McGrail
- Mazuel, Michel (1603-76)
- Mazulis, Rytis (b.1961)
- Mazurek, Ron (b.1943)
- Mazzaferrata, Giovanni Battista (d.1691)
- Mazzini, Marco Antonio
- Mazziotti
- Mazzocchi, Domenico (1592–1665)
- Mazzocchi, Virgilio (1597–1647)
- Mazzoli, Missy (b.1980)
- Mazzone, Marco Antonio (1556-1626)
- Mazzoni, Antonio (1717–1875)
- Mazzoni, Nino
- Mazzou, Missy (b.1980)
- Mazzuoli, Giovanni (1360-1426)
- Mazzuoli, Piero (1360–1426)
- Mæland, Øyvind (b.1985)
- McAlister, Clark (b.1946)
- McAllister, Margaret
- McAllister, Scott (b.1969)
- McAmis, Hugh (1899-1942)
- McArthur, Edwin (1907-87)
- McAuliffe, Mary (b.1947)
- McBeth, William Francis (1933-2012)
- McBirnie, Andrew (b.1971)
- McBride, Robert (1911–2007)
- McBroom, Amanda (b.1947)
- McCabe, John (1939–2015)
- McCabe, Michael (b.1941)
- McCall, J P (1882–1961)
- McCallum, Clinton
- McCallum, Sarah (b.1983)
- McCandless, Paul (b.1947)
- McCarter, Kevin (b.1956)
- McCarthy, Daniel (b.1955)
- McCarthy, Dennis (b.1945)
- McCarthy, James (b.1979)
- McCarthy, Robbie (b. 1989)
- McCartney, Paul (b.1942)
- McCarty, Patrick
- McCauley, William (1917-99)
- McClure, Robert
- McComas, Inez S (b.1977)
- McCombe, Christine (b.1967)
- McConnaughey, Jefferson C (b.1952)
- McConville, Brendan (b. 1965)
- McCormack, Andrew (b.1978)
- McCormack, Chris
- McCormack, Timothy
- McCormick, Peter Dodds (1834?-1916)
- McCormick, Robert
- McCoy, Earl E (1884-1934)
- McCoy, Kansas Joe (1905-50)
- McCreary, Bear (b.1979)
- McCullom, Lee V
- McCullough, Donald (b.1957)
- McCurdy, Iain
- McDaniel, Buck
- McDermott, Lyall
- McDonald, David
- McDonald, Harl (1899-1955)
- McDonald, John (b.1959)
- McDonald, Susann
- McDonnell, Anselm
- McDowall, Cecilia (b.1951)
- McEncroe, Mark John (b.1947)
- McEwen, John Blackwood (1866–1948)
- McFarlane, Ronn (b.1953)
- McFerrin, Bobby (b.1950)
- McFerron, Mike (b. 1970)
- McGarr, Peter (b.1953)
- McGarvey, Geoff
- McGhee, Joshua
- McGhee, Paul
- McGibbon, William (d.1756)
- McGill, Josephine (1877-1919)
- McGinty, Anne (b.1945)
- McGlade, Becky
- McGlashan, Don (b.1959)
- McGlynn, Michael (b.1964)
- McGrail, Joe
Composers: McGrath - Medtner
- McGrath, Jim
- McGrath, Peter
- McGregor, Gemma
- McGuire, Edward (b.1948)
- McGuire, John (b.1942)
- Mchedelov, Mikhail (1903-74)
- McHugh, Jimmy (1894–1969)
- McIntosh, Andrew
- McIntosh, Diana (b. 1937)
- McIntyre, Eric L
- McIvor, Caractacus Ginger (1899-1981)
- McKay, Catriona (b.1976)
- McKay, Deirdre (b.1972)
- McKay, George Frederick (1899–1970)
- McKay, Neil (b.1924)
- McKee, Kevin (b.1980)
- McKenna, Edward Joseph (1940-2019)
- McKenney, W. Thomas
- McKie, William (1901–84)
- McKinley, Elliott Miles (b.1969)
- McKinley, Maxine (b. 1979)
- McKinley, William Thomas (1938–2015)
- McKinnon, Dugal (b.1972)
- McKiver, Melody
- McLachlan, Grant (b. 1956)
- McLachlan, Sarah (b.1968)
- McLaughlin, John (b.1942)
- McLaughlin, Scott
- McLean, Barton (b.1938)
- McLean, Don (b.1945)
- McLean, Michael (b.1952)
- McLean, Priscilla (b.1942)
- McLennan, John Stewart (1903-96)
- McLeod, Jenny (b.1941)
- McLeod, John (b.1934)
- McLeod Hall, Gwen
- McLin, Lena (b. 1929)
- McLoskey, Lansing D (b.1964)
- McMichael, Catherine (b. 1954)
- McMoon, Cosme (1901–80)
- McMullin, David
- McNabb, Michael (b.1952)
- McNair, Jonathan
- McNeff, Stephen (b.1951)
- McPeek, Benjamin Dewey (1934-1981)
- McPhail, Lindsay (1895-1965)
- McPhee, Colin (1900–66)
- McPhee, George (b.1937)
- McPherson, Andrew (b.1982)
- McPherson, Gordon (b.1965)
- McQueen, Ian (b.1954)
- McQuillan, Lee T (b.1950)
- McReynolds, Richard (b.1987)
- McTee, Cindy (b.1953)
- McTell, Ralph (b.1944)
- Meacham, Frank W (1856-1909)
- Meadowcroft, Thomas (b. 1972)
- Meakins, Vaughan
- Meale, John Arthur (1880–1932)
- Meale, Richard (1932-2009)
- Meale, Richard Graham (1932–2009)
- Mealli, Giovanni Antonio Pandolfi (c.1630–c.1669)
- Mealor, Paul (b.1975)
- Meaux, Etienne de (13th century)
- Mechem, Kirke (b.1925)
- Mechler, Thierry (b.1962)
- Mecum, Dudley
- Meda, Bianca Maria (1661–1733)
- Medaglia, Julio (b.1938)
- Medaglia-Miller, Reeves
- Médard, Rémy (fl.17th century)
- Medek, Tilo (1940–2006)
- Meder, Johann Valentin (b.1649)
- Medici 'Il magnifico', Lorenzo de (1449–92)
- Medina, Juan A (b.1971)
- Medina, Juan Pablo
- Medins, Janis (1890–1966)
- Medins, Jazeps (1877–1947)
- Medins, Jekabs (1885–1971)
- Medtner, Nikolai (1880–1952)
Composers: Medvedieff - Mendelssohn
- Medvedieff, Jakov
- Medyulyanova, Polina (b.1974)
- Meek, William Rhys (b.1963)
- Meeropol, Abel (1903-86)
- Meester, Louis de (1904–87)
- Méfano, Paul (b. 1937)
- Megerle, Abraham (1607–80)
- Megnier, Pierre
- Megyeri, Krisztina (b.1974)
- Meharezghi, Isaac Abraham
- Mehldau, Brad (b.1970)
- Mehler, Friedrich (1896-1981)
- Mehmari, André (b.1977)
- Mehocic, Beth
- Mehrkens, Adolf (1840-99)
- Méhul, Étienne Nicholas (1763–1817)
- Meidell, Jacob Gerhard (1778-1857)
- Meier, Hans-Jürg (b.1964)
- Meier, Hermann (1906-2002)
- Meier, Margaret Shelton (b.1936)
- Meierhans, Mela (b.1961)
- Meifred, Joseph (1791-1867)
- Meij, Johan de (b.1953)
- Meijering, Chiel (b.1954)
- Meijering, Cord (b.1955)
- Meiland, Jacob (1542–77)
- Meinardus, Ludwig (1827-96)
- Meinders, Frédéric (b.1946)
- Meine, Klaus (b.1948)
- Meisel, Edmund (1894-1930)
- Meisel, Will (1897–1967)
- Meissen, Heinrich von (c.1250–2018)
- Meister, Georges (1848-1902)
- Meister, Johann Friedrich (c.1640–1697)
- Mejía, Adolfo (1905-73)
- Mekeel, Joyce (1931–97)
- Melachrino, George (1909–65)
- Melander, Axel (1913-99)
- Melani, Alessandro (1639–1703)
- Melartin, Erkki (1875–1937)
- Melby, John (b.1941)
- Melcer, Henryk (1869–1928)
- Melchers, Henrik Melcher (1882–1961)
- Mele, Giovanni Battista (c.1694–aft.1752)
- Melgas, Diogo Dias (1638–1700)
- Melia, Josep Miquel Pons (1882-1960)
- Melichar, Alois (1896–1976)
- Melikian, Ramanos (1883-1935)
- Melillo, Stephen (b.1957)
- Melis, László (1953–2018)
- Mell, Davis (fl.1650)
- Mellano, Olivier (b.1971)
- Mellers, Wilfrid (1914–2008)
- Melli, Domenico Maria (1545–c.1610)
- Melli, Pietro Paolo (1579–aft.1623)
- Mellits, Marc (b.1966)
- Mellnäs, Arne (1933–2002)
- Mello, Gaudêncio Thiago de (1933-2013)
- Mello, Laura
- Mellor, Tom
- Mellos, Aristea
- Melngailis, Emilis Jūlijs (1874-1954)
- Melnotte, Claude (1840-1923)
- Melnyk, Lubomyr (b.1948)
- Melo, Rosita (1897-1981)
- Meloni, Sebastiano
- Meltzer, Harold (b.1966)
- Melusin, Rudolf (1826-87)
- Meluzzi, Salvatore (1813-97)
- Mena, Gabriel (1470–1528)
- Ménager, Laurent (1835-1902)
- Menasce, Jacques de (1905–60)
- Mence, Selga (b.1953)
- Mencken, Thomas
- Mendel, Traci (b.1964)
- Mendelsohn, Alfred (1910-66)
- Mendelson, Joachim (1892–1943)
- Mendelssohn, Albrecht (1874-1936)
- Mendelssohn, Arnold (1855–1933)
- Mendelssohn, Felix (1809–47)
Composers: Mendelssohn Hensel - Mertens
- Mendelssohn Hensel, Fanny Caecilie (1805–47)
- Menden, Willy
- Mendes, Henry Pereira (1852-1937)
- Mendes, Manuel (1547–1605)
- Mendes, Sergio (b.1941)
- Méndez, José Antonio
- Mendez, Rafael (1906–2001)
- Méndez, Tomás (1927-95)
- Mendizábal, Rosendo (1868-1913)
- Mendonça, Vasco (b. 1977)
- Mendoza, Elena (b.1973)
- Mendoza, Vince (b.1961)
- Mendoza de Leon, Bayani (b.1942)
- Mendoza y Cortés, Quirino (c.1859-1957)
- Mendygaliev, Nagim (1921-2006)
- Meneghetti, Gaetano (c.1730–1794)
- Meneghetti, Giovanni (1730–94)
- Meneghini, Giulio (1741-1824)
- Menéndez, Antonio
- Menéndez, Julián (1895–1975)
- Mengal, Martin-Joseph (1784–1851)
- Mengelberg, Misha (1935–2017)
- Mengelberg, Rudolf (1892-1959)
- Mengjiqi, Mendi (b.1958)
- Menichetti, Dino (1918-2016)
- Menken, Alan (b.1949)
- Mennin, Peter (1923–83)
- Menoche, Charles Paul
- Menotti, Gian Carlo (1911–2007)
- Menoud, John (b.1976)
- Mense, René (b.1969)
- Mensingh, Michiel (b.1975)
- Menter, Sophie (1846-1918)
- Menu, Pierre (1896-1919)
- Menuhin, Jeremy (b.1951)
- Menut, Benoît (b. 1977)
- Meola, Al Di (b.1954)
- Mercadante, Giuseppe Saverio Raffaele (1795–1870)
- Mercati, Giulio (b.1971)
- Mercer, Chris
- Mercer, Janis (b.1963)
- Mercer, Johnny (1909–76)
- Merchi, Giacomo (1730-89)
- Merci, Luigi (1695–1751)
- Merckx, Jowan
- Mercure, Daniel (b.1955)
- Mercure, Jean (c.1600-c.1660)
- Mercure, Pierre (1927–66)
- Mercury, Freddie (1946–91)
- Mercy, Luis (fl.1708-51)
- Meredith, Anna (b.1978)
- Merfel, Elias (c.1561-1626)
- Mergner, Friedrich (1818–91)
- Merighi, Giovan Battista (1774-1829)
- Merikanto, (Frans) Oskar (1868–1924)
- Merikanto, Aarre (1893–1958)
- Meriläinen, Usko Jan (1930–2004)
- Merk, Joseph (1795–1852)
- Merkel, Gustav Adolf (1827–85)
- Merkelys, Remigijus (b.1964)
- Merkowitz, Jennifer Bernard (b. 1981)
- Merlet, Michel (b.1939)
- Merlin, Jose Luis (b.1952)
- Merlin, Raphaël (b.1982)
- Mermet, Auguste (1810–89)
- Mernier, Benoît (b.1964)
- Merola, Domenico
- Merrick, Frank (1886-1981)
- Merrick, Mahlon (1900-69)
- Merrill, Bob (1921–98)
- Merrill, Mike (b.1988)
- Merriman, Lyle
- Merritt, Stephen Raymond (b.1965)
- Merryman, Marjorie (b.1951)
- Mersenne, Marin (1588–1648)
- Mersson, Boris (1921–2013)
- Merta, Zdeněk (b. 1951)
- Mertel, Elias (1561–1626)
- Mertelius, Elias (c.1561-1626)
- Mertens, Wim (b.1953)
Composers: Mertin - Michael
- Mertin, Ulrich (b.1977)
- Mertz, Johann Kaspar (1806–56)
- Merula, Tarquinio (1595–1665)
- Merulo, Claudio (1533–1604)
- Merz, Horst Maria (b.1958)
- Meschwitz, Frieder (b.1936)
- Meshibovsky, Alexander
- Meskó, Ilona (b.1981)
- Mesomedes (c.130)
- Messa, Paolo
- Messager, André (1853–1929)
- Messaus, Guilielmus (1589-1640)
- Messenheimer, Sam (1898-1969)
- Messerschmidt, Jørgen (b.1960)
- Messiaen, Olivier Eugène Prosper Charles (1908–92)
- Messieri, Massimiliano (b.1964)
- Messina, Gianfranco
- Messina, Ignazio
- Messina, Salvatore (1876-1930)
- Messner, Joseph (1893–1969)
- Messtorff, Jan
- Mestres, Antonio (fl.1758, d.1783)
- Meštrović, Matej (b. 1969)
- Metallidi, Shanna (b.1936)
- Metcalf, Joanne (b.1958)
- Metcalf, John (b.1946)
- Metcalf, John W (1856-1926)
- Metcalf, Thomas
- Metcalfe, John (b.1964)
- Metheny, Pat (b.1954)
- Metianu, Lucian (b.1937)
- Metra, Olivier (1830–89)
- Métral, Pierre (1936-96)
- Metru, Nicolas (c.1610-1663)
- Metselaar, Carlijn (b. 1989)
- Mettenleiter, Johann Michael (1791-1859)
- Mettens, David (b. 1990)
- Metzler, Michael
- Meude-Monpas, Chevalier J.J.O. de (1745–99)
- Meulemans, Arthur (1894–1966)
- Meulemans, Herman (1893-1965)
- Meunier, Gérard
- Meunier, Nicolas (b. 1991)
- Meunier, Robert
- Meusel, Gottfried (1688–1728)
- Mews, Douglas (1918–93)
- Mey, Thierry de (b.1956)
- Meyer, Carl Heinrich (1784-1837)
- Meyer, Chris
- Meyer, Edgar (b.1960)
- Meyer, Ernst Hermann (1905–88)
- Meyer, Franciscus Josef Leonti (1720-89)
- Meyer, Gregor (b.1979)
- Meyer, Hannes (1889–1954)
- Meyer, Jean (1920-93)
- Meyer, Krzysztof (b.1943)
- Meyer, Krzyzstof (b.1943)
- Meyer, Philippe-Jacques (1737–1819)
- Meyer-Helmund, Erik (1861–1932)
- Meyer-Olbersleben, Max (1850–1927)
- Meyerbeer, Giacomo (1791–1864)
- Meyerowitz, Jan (1913–98)
- Meyers, Ari Benjamin (b.1970)
- Meyers, Billy (b.1971)
- Meynaud, Michel (1950–2016)
- Meytus, Yuly Sergueievitch (1903-97)
- Meza, Alejandro (1888-1970)
- Meza, Vinicio (b.1968)
- Mezangeau, René (fl.1567, d.1638)
- Mezzacapo, Eduardo (1832-98)
- Miaille, Guy
- Miani, Renato
- Miari, Antonio (1778-1854)
- Miaskovsky, Nicolai Yakovlevich (1881–1950)
- Míča, František Adam (1746–1811)
- Micalizzi, Franco (b.1939)
- Michael, Christian (c.1593–1637)
- Michael, Daniel (c.1593-?)
- Michael, David
- Michael, David Moritz (1751–1827)
Composers: Michael - Miller
- Michael, George (1963-2016)
- Michael, Rogier (c.1554–1623)
- Michael, Tobias (1592–1657)
- Michaels, Patrice
- Michalowski, Aleksander (1851-1938)
- Michalsky, Donal (1928-75)
- Michałowski, Aleksander (1851–1938)
- Micháns, Carlos (b.1950)
- Michat, Jean-Denis
- Micheelsen, Hans Friedrich (1902–73)
- Michel, Jean (1679–1736)
- Michel, Jean-François (b.1957)
- Michel, Johannes Matthias (b.1962)
- Michel, Josef (1928-2002)
- Michel, Joseph (1679-1736)
- Michel, Paul-Baudouin (b.1930)
- Micheli, Romano (c.1575-after 1659)
- Michelis, Vincenzo de (1825-91)
- Michell, Guy (1876-1959)
- Michi, Orazio (1594–1641)
- Michl, Joseph Christian Willibald (1745-1816)
- Michna z Otradovic, Adam Václav (1600–76)
- Mico, Richard (1590–1661)
- Middelschulte, Wilhelm (1863–1943)
- Middleton, Hubert Stanley (1890-1959)
- Middleton, W H
- Midkiff, Jeffrey (b.1963)
- Mieg, Peter (1906–90)
- Mielck, Ernst (1877–99)
- Mielczewski, Marcin (c.1590–1651)
- Mier, Shirley
- Miereanu, Costin (b.1943)
- Miettinen, Juho (b. 1978)
- Mieze, Anita (b. 1980)
- Mignan, Édouard (1884–1969)
- Mignone, Francisco (1897–1986)
- Migó, Marc (b. 1993)
- Migot, Georges (1891–1976)
- Miguel, Manuel López-Quiroga y (1899–1988)
- Miguez, Leopoldo (1850–1902)
- Mihailovska, Irīna
- Mihajlović, Milan (b.1945)
- Mihalovich, Ödön (1842–1929)
- Mihalovici, Marcel (1898–1985)
- Mihály, András (1917–93)
- Mihaylov, Nikolay (b.1975)
- Mika (né Michael Holbrook Penniman, Jr) (b.1983)
- Mikalsen, Jan Erik (b.1979)
- Mikhailiuk
- Mikhailov, Avenir (1914–83)
- Mikhailov-Shalayev
- Mikhashoff, Yvar Emilian (1941-93)
- Mikheev, Boris (b. 1937)
- Miki, Minoru (1930–2011)
- Mikkelborg, Palle (b.1941)
- Mikroutsikos, Thanos (1947–2019)
- Miksch, Bonnie Tremaine
- Mikuli, Karol (1819–97)
- Mikulka, Michael
- Milán, Luys (c.1500–1561)
- Milandre, Louis-Toussaint (18th century)
- Milani, Cinzia (b.1975)
- Milano, Francesco Da (1497–1543)
- Milano, Giuseppe
- Milanollo, Teresa (1827-1904)
- Milanuzzi, Carlo (c.1590–c.1647)
- Milburn, Dwayne S (b.1963)
- Milch-Sheriff, Ella
- Milde, Ludwig (1849–1913)
- Miles, Alfred Hart (1883–1956)
- Miles, Charles Austin (1868-1946)
- Miles, Percy Hilder (1878-1922)
- Miles, Timothy
- Miletić, Miroslav (1925–2018)
- Milford, Robin (1903–59)
- Milhaud, Darius (1892–1974)
- Millard, Harrison (1830–95)
- Millares, Agustín (1826-96)
- Mille, Karl (1878-1964)
- Miller, Aaron (1911-2000)
Composers: Miller - Mison
- Miller, Brett
- Miller, Cassandra (b.1976)
- Miller, Dominic (b.1960)
- Miller, Edward (1735–1807)
- Miller, Edward (b.1930)
- Miller, Elma (b.1954)
- Miller, Glenn (1904-44)
- Miller, Michael
- Miller, Read
- Miller, Scott L.
- Millet, Lluis Maria (1906–90)
- Millico, Giuseppe (1737–1802)
- Milligan, Spike (1918-2002)
- Millikan, Ann (b.1963)
- Milliken, Cathy (b.1956)
- Milliken, Sandra (b.1961)
- Milling, Anton
- Millington, Andrew (b.1952)
- Millington, Robert (b.1957)
- Millöcker, Carl (1842–99)
- Milloway, Shawn
- Mills, Alan (b.1964)
- Mills, Barry (b.1949)
- Mills, Charles (1914-82)
- Mills, Kerry (1869–1948)
- Mills, Mike (b.1958)
- Mills, Richard (b.1949)
- Millward, Frank
- Milner, Anthony (1925–2002)
- Milner, Arthur (1894–1972)
- Milner, Moses (1886–1953)
- Milo, Leon (1956–2014)
- Milojević, Miloje (1884-1946)
- Milone, Julian (b.1958)
- Milstein, Nathan (1903-92)
- Milstein, Silvina (b.1956)
- Milton, John (1562–1647)
- Milton, Simon (b.1977)
- Miluccio, Giacomo (1928-99)
- Milveden, Ingmar (1920–2007)
- Milwid, Antoni (1755-1837)
- Mimaroglu, Ilhan (1926–2012)
- Mimiya
- Minakakis, Stratis (b. 1979)
- Minami, Satoshi (b.1955)
- Minami, Yojiro (b. 1952)
- Minard, Robin (b. 1953)
- Mincek, Alex (b.1975)
- Minchev, Georgi (b.1939)
- Minciacchi, Diego (b.1955)
- Mindreau, Ernesto López (1892-1972)
- Ming-Hsiu Yen (b.1980)
- Mingardo, Raffaele (1923-78)
- Mingas, Rui Alberto Vieira Dias (b.1939)
- Mingus, Charles (1922–79)
- Miniscalchi, Giulielmo (fl.1616–30)
- Minkus, Leon (Ludwig) Fyodorovich (1826–1917)
- Minten, Heidi (b. 1963)
- Mintzer, Bob (b.1953)
- Miolin, Anders (b.1961)
- Mion, Charles-Louis (1699-1775)
- Mira Fornés, Rafael Angel (b.1951)
- Miramontes Romo, Arnulfo (1882–1960)
- Miranda, Ronaldo (b.1948)
- Miras, Marco Smaili (b.1967)
- Miraval, Raimon de (c.1160–c.1220)
- Mirco, Domenico
- Mircovich, Elisabetta de (b.1966)
- Mirkovic, Zarko (b.1952)
- Miroglio, Francis (b.1924)
- Mirolybov, Peter (1918-2004)
- Miron, Issachar (1920–2015)
- Mirto, Giorgio (b.1972)
- Miry, Karel (1823-1889)
- Mirzoyan, Edvard Mik'Aeli (1921–2012)
- Misek, Adolf (1875–1955)
- Mishell, Kathryn (b.1940)
- Mishory, Gilead (b.1960)
- Miškinis, Vytautas (b.1954)
- Mison, Luis (1727-76)
Composers: Miszk - Möller
- Miszk, Emil
- Mitchell, Chris
- Mitchell, Joni (b.1943)
- Mitchell, Lyndol (1923-63)
- Mitchell, Robert (b. 1971)
- Mitchell-Davidson, Paul (b.1946)
- Mitéran, Alain (b.1941)
- Mitiku, Solomon Lulu
- Mitropoulous, Dimitri (1896–1960)
- Mitsukuri, Shukichi (1895-1971)
- Mittantier (fl.1536-47)
- Mitterer, Wolfgang (b.1958)
- Mittergradnegger, Günther (1923-92)
- Mittermayer, Georg (1783-?)
- Mittler, Franz (1893–1970)
- Mittmann, Jörg-Peter (b.1962)
- Mitushin, Alexander (1850-1920)
- Miura, Hideaki
- Mix, Silvio (1900-27)
- Miyachi, Fumiko (b.1979)
- Miyagi, Michio (1894–1956)
- Miyara, Choho (1883-1939)
- Miyata, Kohachiro (b.1938)
- Miyazaki, Kazuaki
- Miyoshi, Akira (1933–2013)
- Mizler, Lorenz Christoph (1711-78)
- Mlynarski, Emil Szymon (1870–1935)
- Mobberley, James (b.1954)
- Moberg, Ida (1859-1947)
- Mobley, Mel
- Moc, Michal (b.1977)
- Mochizuki, Misato (b.1969)
- Mocnik, Damijan (b.1967)
- Mocoroa, Eduardo (1867-1959)
- Moderne, Jacques (c.1494–aft.1561)
- Modney, Joshua
- Modonesi, Giovanni Francesco (18th century)
- Modugno, Domenico (1928–94)
- Moe, Benna (1897–1983)
- Moe, Eric (b.1954)
- Moe, Ole Henrik (b.1966)
- Moebius, Mark Anton (b.1973)
- Moeran, Ernest John (1894–1950)
- Moerane, Michael Mosoeu (1909-81)
- Moeschinger, Albert (1897–1985)
- Moevs, Robert Walter (1920–2007)
- Moeyaert, Jan (b. 1955)
- Moffat, Alfred (1866-1950)
- Moguillansky, Eduardo (b.1977)
- Mohajer, Kamyar (b.1976)
- Mohaupt, Richard (1904-57)
- Mohay, Miklós (b.1960)
- Mohr, Christopher (b.1953)
- Mohrheim, Friedrich Christian (1719–80)
- Moineau, Georges (1914-2008)
- Moir, Frank L (1852-1904)
- Mojzis, Vojtech (b.1949)
- Mokranjac, Vasilije (1923–84)
- Mokrousov, Boris (1909-1968)
- Molbe, H (1835-1915)
- Molchanov, Kirill Vladimirovich (1922–82)
- Mold, Simon (b.1957)
- Moldobasanov, Kalyi
- Moleiro, Moisés (1904–79)
- Molina, Antonio (1894-1980)
- Molina, Francisco (b.1968)
- Molina, Hector (b.1980)
- Molinaro, Simone (c.1570–1636)
- Molinelli, Roberto (b.1963)
- Moliner, David
- Molineux, Allen (b. 1950)
- Molino, Andrea (b. 1964)
- Molino, Francesco (1768–1847)
- Molins, Pierre des (fl.1190-1220)
- Molique, Bernard (1802–69)
- Molitor, Claudia (b.1974)
- Molitor, Simon (1766–1848)
- Molitor, Valentin (1637–1713)
- Mollá Albero, Ricardo
- Möller, Ale (b.1955)
Composers: Möller - Montero
- Möller, Arnold
- Möller, Henrik
- Möller, Johannes (b.1981)
- Moller, John Christopher (1755–1803)
- Mollicone, Henry (b.1946)
- Molloy, James Lynam (1837–1909)
- Molloy, Ryan
- Molteni, Marco
- Molter, Johann Melchior (1696–1765)
- Moltkau, Hans
- Moltke, Count Cuno von (1847-1923)
- Molvær, Nils Petter (b.1960)
- Mombekov, Tolegen (1918-97)
- Momi, Marco (b. 1978)
- Mompou, Federico (1893–1987)
- Monaco, James Vincent (1885–1945)
- Monahan. G, Gordon (b. 1956)
- Monari, Bartolomeo (1663–97)
- Monasterio, Jesús de (1836–1903)
- Moncada, Eduardo Hernández (1899-1995)
- Moncayo, Jose Pablo (1912–58)
- Mönch von Salzburg (fl.c.1390)
- Monckton, Lionel (1861–1924)
- Mondéjar, Alfonso de (fl.1502-05)
- Mondonville, Jean-Joseph Cassanea de (1711–72)
- Monds, Shane (b.1985)
- Moneta, Giuseppe (1754-1806)
- Monferrato, Natale (1603–85)
- Monfort, Joseph-Achille (1886-1934)
- Monick, Julien (b. 1994)
- Moniuszko, Stanislaw (1819–72)
- Monk, Edwin George (1819–1900)
- Monk, Meredith (b.1942)
- Monk, Thelonious Sphere (1917–82)
- Monk, William H (1823–89)
- Monk of Stratford, William (fl.15th-16th century)
- Monn, Matthias Georg (1717–50)
- Monnakgotla, Tebogo (b.1972)
- Monnet, Marc (b.1947)
- Monnikendam, Marius (1896–1977)
- Monnot, Marguerite (1903–61)
- Monnoye, Bernard de la (1641-1728)
- Mononen, Sakari (1928–97)
- Mononen, Unto (1930–68)
- Monoscalco, Giovanni (b. 1955)
- Monrad, Anders (b.1981)
- Monroe, William
- Monsigny, Pierre-Alexandre (1729–1817)
- Mont, Henry du (1610–84)
- Montag, Lajos (1906-97)
- Montag, Vilmos (1908-91)
- Montagu, Damian
- Montague, Stephen (b.1943)
- Montaine, John La (1920–2013)
- Montalbano, Bartolomeo (b.c.1598)
- Montalbetti, Eric (b.1968)
- Montalbetti, Mauro (b.1969)
- Montalti, Vittorio
- Montaña, Gentil (1942–2011)
- Montanari, Antonio Maria (1676–1737)
- Montanaro, Patrizia (b.1956)
- Montancy, Brossard de
- Montañés, José Manuel (b.1958)
- Montano, Damian (b.1976)
- Montaudon, Lo Monge de (fl.1193, d.1210)
- Monte, Cristoforus de (c.1383-1437)
- Monte, Joachimus de (fl.1550-55)
- Monte, Lambertus de (1430-99)
- Monte, Marisa de Azevedo (b.1967)
- Monte, Philippe de (1521–1603)
- Monteclair, Michel Pignolet de (1667–1737)
- Monteforte, Felipe
- Montella, Giovan Domenico (1570-1607)
- Montelli, Mico (1570-1607)
- Montemayor, Cristoforo (fl.1500)
- Montemezzi, Italo (1875–1952)
- Monterde, Bernardino Bautista (18??-19??)
- Montero, Claudio (1962-2021)
- Montero, Gabriela (b.1970)
- Montero, Jorge
Composers: Montes - Moratelli
- Montes, Alfonso (b.1955)
- Montes, Osvaldo (1934–2014)
- Montesardo, Girolamo (fl.1606-20)
- Monteverde, Ignacio Lusardi
- Monteverdi, Claudio Giovanni Antonio (1567–1643)
- Monteverdi, Giulio Cesare (1573-1630/31)
- Montgeroult, Hélène de (1764–1836)
- Montgomery, Bruce (1921–78)
- Montgomery, Christopher
- Montgomery, Jessie (b.1981)
- Montgomery, W H
- Monti, Davide
- Monti, Niccola (1767–1838)
- Monti, Vittorio (1868-1922)
- Montico, Mario (1885-1959)
- Montigny, Joseph Valette de (1665-1738)
- Montilla, Jorge
- Montsalvatge, Xavier (1912–2002)
- Monza, Carlo (1735–1801)
- Monza, Carlo Ignazio (1680–1739)
- Monzino, Giacomo (1770-1845)
- Moody, Howard
- Moody, Ivan (b.1964)
- Moody, James (1907–95)
- Moog, Joseph (b.1987)
- Moon, Beata (b.1969)
- Moon, Ji Eun
- Mooney, Hal (1911-95)
- Moonie, William Beaton (1883-1961)
- Moór, Emanuel (1863–1931)
- Moore, Adrian (b. 1969)
- Moore, Ben (b.1960)
- Moore, Carman (b.1936)
- Moore, Christopher Trebue (b.1976)
- Moore, Dorothy Rudd (b.1940)
- Moore, Douglas (1893–1969)
- Moore, Dudley (1935-2002)
- Moore, Gary
- Moore, Gerald (1899-1987)
- Moore, James
- Moore, Kate (b.1979)
- Moore, Lisa
- Moore, Lloyd
- Moore, Matt (b.1985)
- Moore, Philip (b.1943)
- Moore, Robert
- Moore, Roy
- Moore, Thomas (1779–1852)
- Moore, Undine Smith (1904–89)
- Moorefield, Virgil (b.1956)
- Moorman, Joyce Solomon (b. 1946)
- Mora, Eddie (b.1965)
- Mora, Enrique (1915-2003)
- Mora-Jimenez, José (b. 1977)
- Moraeus, Pereric (b.1950)
- Morago, Estêvão Lopes (c.1575–1630)
- Moraine, Lyle (1914-88)
- Morais, Fernando (b.1946)
- Moraito (1956–2011)
- Moral, Jorge del (1900-41)
- Moraleda, Joan Lluís (b.1943)
- Morales, Carlos
- Morales, Cristóbal de (1500–53)
- Morales, Erik (b.1966)
- Morales, José A. (1913–78)
- Morales, Juan Mostazo (1903–38)
- Morales, Melesio (1838-1908)
- Morales, Olallo (1874–1957)
- Morales, Rosa Mercedes Ayarza de (1881–1969)
- Morales-Caso, Eduardo (b.1969)
- Morali, Mert (b. 1992)
- Moran, Patrick
- Moran, Robert (b.1937)
- Morançon, Guy (b.1927)
- Morandi, Giovanni (1777–1856)
- Morandi, Pietro (1745-1813)
- Morante, Manuel Garcia (b.1937)
- Morante, Maurizio (b.1956)
- Morata, Gines de (15??-after 1576)
- Moratelli, Sebastiano (1640-1706)
Composers: Moravec - Morris
- Moravec, Paul (b.1957)
- Morawetz, Oskar (1917–2007)
- Morawski, Eugeniusz (1876–1948)
- Morawski-Dąbrowa, Eugeniusz (1876–1948)
- Morcheeba
- Moreau, Jean-Pierre (b.1960)
- Moreau, Leon (1870-1946)
- Morehead, Patricia
- Moreira, Antonio Leal (1758-1819)
- Moreira, Pedro (b.1969)
- Morel, François (1926–2018)
- Morel, Jacques (1700–40)
- Morel, Jorge (b.1931)
- Morel, Marcelo (1928-83)
- Moreland, Fred L
- Moren, Bertrand (b.1976)
- Morena, C
- Moreno, Aleyda (b.1982)
- Moreno, Carles Guisado (b.1978)
- Moreno, Costanzo
- Moreno, Emilio
- Moreno, Morgana (b.1990)
- Moreno, Salvador (1916–99)
- Moreno, Yuste (1870-1947)
- Morera, Enric (1865–1942)
- Mores, Mariano (1918–2016)
- Moret, Ernest (1871-1949)
- Moret, Neil (1878-1943)
- Moret, Norbert (1921–98)
- Moret, Patrice (b.1972)
- Moretti, Fedorico (1769–1839)
- Moretti, Luigi (1780-1850)
- Moretti, Niccolò (1763–1821)
- Moretti, Raoul (1893-1954)
- Morfín, Arturo
- Morgan, (Robert) Orlando (1865–1956)
- Morgan, Caleb (b. 1958)
- Morgan, David (1933-88)
- Morgan, David C (b.1946)
- Morgan, Huw (b.1967)
- Morgan, Justin (1747–98)
- Morgan, Léo
- Morgan, Reginald (1900-81)
- Morgan, Richard
- Morgan, Robert P. (b. 1934)
- Morgan, Thomas
- Morgan-Williams, Bethan (b. 1992)
- Morhard, Peter (d.1685)
- Mori, Ikue (b.1953)
- Moriarty, Christopher (b.1993)
- Moriarty, James
- Moriarty, Richard (b. 1946)
- Moricz, Michael
- Morigi, Angelo (1725–1801)
- Morimoto, Yuki
- Morin, Jean-Baptiste (1677–1745)
- Morin, Robert
- Morini, Guido (b.1959)
- Morishita, Chikako (b.1981)
- Morita, Tamezo
- Morittu, Francesco
- Morkov, Vladimir (1801–64)
- Morlacchi, Francesco (1784–1841)
- Morlaye, Guillaume (c.1510–c.1558)
- Morley, Angela (1924–2009)
- Morley, Thomas (1557–1602)
- Morley, William (1680–1731)
- Morlock, Jocelyn (b.1969)
- Mornable, Antoine de (fl. 1540s)
- Moro, Antonio (1517-77)
- Moro, Nicola
- Moro da Viadana, Giacomo (c.1560-a.1610)
- Moroi, Makoto (1930-2013)
- Moroi, Saburo (1903–77)
- Morosco, Victor (b. 1936)
- Moross, Jerome (1913–83)
- Morricone, Andrea (b.1964)
- Morricone, Ennio (b.1928)
- Morrill, Dexter (1938–2019)
- Morris, Alyssa
Composers: Morris - Movio
- Morris, Craig
- Morris, Craig Madden (b.1945)
- Morris, Jeff
- Morris, John Leonard (1926–2018)
- Morris, Lawrence D 'Butch' (1947–2013)
- Morris, Robert (b.1943)
- Morris, Samuel E (1867-1935)
- Morris, Trevor (b.1970)
- Morrison, James (b.1962)
- Morrow, Charlie (b.1942)
- Morrow, Nora
- Mortari, Virgilio (1902–93)
- Mortaro, Antonio (c.1587–1610)
- Mortelmans, Lodewijk (1868–1952)
- Mortensen, Carl (1832-93)
- Mortensen, Finn Einar (1922–83)
- Mortensen, Otto (1907–86)
- Morthenson, Jan Wilhelm (b.1940)
- Mortier, Willy (b.1947)
- Mortimer, Charles G (1880-1957)
- Mortimer, John Gelensk (b.1951)
- Morton, Jelly Roll (1890–1941)
- Morton, John (b.1954)
- Morton, Robert (b.c.1430)
- Moruja, Fernando (1960-2006)
- Morungen, Heinrich von (d.1222)
- Moryl, Richard (b.1929)
- Moryto, Stanislaw (1947–2018)
- Mosalini, Juan José (b.1943)
- Mosalini, Juanjo (b. 1972)
- Mosca, Giuseppe (1772-1839)
- Mosca, Luca (b.1957)
- Mosca, Luigi (1775–1824)
- Moscardini, Carlos (b.1959)
- Moscheles, Ignaz (1794–1870)
- Moschini, Baccio (d.1552)
- Moser, Daniel Oliver (b.1982)
- Moser, Michael (b.1959)
- Moser, Roland (b.1943)
- Moser, Rudolf (1892–1960)
- Mosko, Stephen L. (1947–2005)
- Mosolov, Alexander Vasilyevich (1900–73)
- Mosonyi, Mihaly (1815–70)
- Moss, Kate Emily Barkley 'Katie' (1881-1947)
- Moss, Lawrence Kenneth (b.1927)
- Moss, Piotr (b.1949)
- Mossenmark, Staffan (b.1961)
- Mossi, Giovanni (c.1680–1742)
- Mossman, Donald Wyndham Cremer (1913-2003)
- Mosso, Carlo (1931–95)
- Mostad, Erling (1913-66)
- Mostad, Jon (b.1942)
- Mostel, Raphael
- Moszkowski, Moritz (1854–1925)
- Mota, João Pedro de Almeida (1744-1817)
- Motalla, Flavio
- Moten, Bennie (1894-1935)
- Mothersole, Wilfred (1898-1992)
- Motroni Andreozzi Bottini, Marianna (1802-58)
- Motsch, Florent (b. 1980)
- Motschmann, Johannes (b.1978)
- Motsete, Kgalemang Tumedisco (1899-?)
- Mott, David (b.1945)
- Moulaert, Raymond Auguste Marie (1875-1962)
- Moulinié, Etienne (1599–1669)
- Moult, Daniel (b.1973)
- Moulu, Pierre (1484–1550)
- Mountain, James (1844-1933)
- Mouquet, Jules (1867–1946)
- Mourant, Walter (1910–95)
- Mourat, Jean-Maurice (b. 1945)
- Mouret, Jean-Joseph (1682–1738)
- Mourey, Colette (b. 1954)
- Moussa, Samy (b.1984)
- Moussault, Ken Hugo
- Moustaki, Georges (1934-2013)
- Mouton, Charles (1626–c.1699)
- Mouton, Jean (1459–1522)
- Mouzas, Alexandros (b.1962)
- Movio, Simone
Composers: Mower - Mumford
- Mower, Mike (b.1958)
- Mowere, Richard
- Moy, Louis de (1600-?)
- Moya, José Manuel (b.1939)
- Moya, Reinaldo
- Moylan, William David (b.1956)
- Moyreau, Christophe (1700–74)
- Moyse, Louis (1912-2007)
- Moyzes, Alexander (1906–84)
- Mozart, Franz Xaver (1791–1844)
- Mozart, Leopold (1719–87)
- Mozart, Wolfgang Amadeus (1756–91)
- Mozetich, Marjan (b.1948)
- Mozgala, Andrzej
- Mozzani, Luigi (1869–1943)
- Møller, Carl Christian (1823-93)
- Møller, Mathias Monrad
- Møller, Svend-Ove (1903–49)
- Mørch, Carsten Johannes (b.1952)
- Mraz, Jason (b.1977)
- Mucha, Geraldine (1917–2012)
- Muche, Matthias
- Muchmore, Patrick (b.1976)
- Muck, Daniel (b. 1990)
- Muczynski, Robert (1929–2010)
- Mudarra, Alonso (1510–80)
- Mudd, Thomas (c.1619-1667)
- Mudde, Willem Frederik Antonius (1909-84)
- Mudge, Anthony (b.1974)
- Mudge, Richard (b.1718)
- Muehleisen, John (b.1955)
- Muelen, Servaes van der
- Muenz, Harold (b.1965)
- Muffat, Georg (1653–1704)
- Muffat, Gottlieb (1690–1770)
- Muhammad, Abd al-Rahim al-Hajj
- Mühlbacher, Christian (b. 1960)
- Mühlberger, Karl (1857-1944)
- Mühling, Heinrich Leberecht August (1786–1847)
- Muhly, Nico (b.1981)
- Muilwijk, Marco (b. 1992)
- Mujika, Inazio (b.1963)
- Muldowney, Dominic John (b.1952)
- Mulè, Giuseppe (1885-1951)
- Mulet, Henri (1878–1969)
- Mulholland, James Quitman (b.1935)
- Mulleman, Tim (b. 1993)
- Mullen, Laura (b.1958)
- Müllenbach, Alexander (b.1949)
- Müller, Alexander (1808-63)
- Müller, Alexander F (b.1987)
- Müller, August Eberhart (1767–1817)
- Müller, Christian Gottlieb (1800-63)
- Müller, Donat (1804-?)
- Müller, Fabian (b.1964)
- Müller, Georg Gottfried (1762–1821)
- Müller, Iwan (1786–1854)
- Müller, Jacco (b.1983)
- Muller, Jean Michel (1683–1743)
- Muller, Jeremy
- Müller, Johann Immanuel (1774-1839)
- Müller, Knut (b.1963)
- Müller, Ladislau (b.1934)
- Müller, Matthias (b.1971)
- Müller, Nora-Louise (b. 1977)
- Muller, Pierre (1851–1901)
- Müller, Thomas (b.1939)
- Müller-Hermann, Johanna (1878-1941)
- Müller-Hornbach, Gerhard (b.1951)
- Müller-Roos, Anette (b.1958)
- Müller-Schott, Daniel (b. 1976)
- Müller-Wieland, Jan (b.1966)
- Müller-Zürich, Paul (1898–1993)
- Mullikin, David (b. 1950)
- Mullinar, Michael (1895-1973)
- Mullov-Abbado, Misha (b. 1990)
- Mulsant, Florentine (b.1962)
- Mulvey, Graínne (b.1966)
- Mumford, Jeffrey (b.1955)
- Mumford, Lawrence
Composers: Mumma - Mvula
- Mumma, Gordon (b.1935)
- Muncaster, Clive
- Münch, Gerhart (1907-88)
- Mundry, Isabel (b.1963)
- Mundy, John (1555–1630)
- Mundy, William (c.1529–1591)
- Munier, Carlo (1859–1911)
- Munktell, Helena (1852–1919)
- Munn, Douglas (1929-2008)
- Munn, Zae (b.1953)
- Muñoz, Enrique (b. 1957)
- Muñoz, Juan Carlos (b.1965)
- Muñoz Molleda, José (1905-88)
- Munro, Alexander (18th century)
- Munro, George (1680–1731)
- Munro, Ian (b.1963)
- Munro, Malcolm (b.1982)
- Munrow, David (1942-76)
- Munsey, Adrian
- Munson, Jordan
- Muntendorf, Brigitta (b.1982)
- Muntschick, Johannes (1921–2007)
- Muradian, Vazgen (1921-2018)
- Murai, Kunihiko (b. 1945)
- Murail, Tristan (b.1947)
- Muraji, Kaori (b.1978)
- Muramatsu, Takatsugu (b. 1978)
- Murashkin, Benjamin de (b.1981)
- Muratore, Elvira
- Muravalev, Alexei (b.1924)
- Murcia, Santiago de (1673–1739)
- Murcott, Dominic
- Murdorj, Luvsanjyamts (1915-96)
- Mure of Rowallan, William (1594–1657)
- Mureddu, Libero (b.1975)
- Muret, Marc-Antoine de (1526-85)
- Murgier, Jacques (1912–86)
- Murillo, Bernardo (fl.1642-56)
- Muro, G A de
- Muro, Juan A (b.1945)
- Murphy, Clarence Wainwright (1875–1913)
- Murphy, David (b. 1970)
- Murphy, Gerry (b.1947)
- Murphy, Kelly-Marie (b.1964)
- Murphy, Nicole (b. 1983)
- Murphy, Walter (b. 1952)
- Murray, Alan (1890–1952)
- Murray, Daniel (b.1981)
- Murray, Gregory (1905-92)
- Murray, James R (1841-1905)
- Murray, Ken
- Murray, Lyn (1909-89)
- Murray, Max
- Murray, Michael (b. 1943)
- Murray, Michael S
- Murray, Mitch (b. 1940)
- Murray, Victoria
- Murrill, Herbert Henry John (1909–52)
- Murschhauser, Franz Xaver (1663–1738)
- Murto, Matti Yrjö Juhani (b.1947)
- Muscio, Marco Lo (b.1971)
- Muset, Colin (fl.1210, d.c.1250)
- Musgrave, Thea (b.1928)
- Mushel, Georgi (1909–89)
- Musikantow, Joshua (b. 1981)
- Musilli, Antonio Maria (1792–1880)
- Musin, Ovide (1854–1929)
- Muskal, Tamar (b. 1965)
- Musser, Clair Omar (1901–98)
- Mussi da Lodi, Giulio (15??-c.1620)
- Mussinelli, Carlo Alfredo (1871–1955)
- Mussorgsky, Modest Petrovich (1839–81)
- Musto, John (b.1954)
- Mustonen, Olli (b.1967)
- Musumarra, Romano (b.1956)
- Muthel, Johann Gottfried (1728–88)
- Muthspiel, Wolfgang (b.1965)
- Mütter, Bertl (b.1965)
- Mutter, Susan (b. 1962)
- Mvula, Laura (b. 1986)
Composers: Myburgh - Myslivecek
- Myburgh, Josten
- Mycielski, Zygmunt (1907–87)
- Myddleton, W H
- Myderwyk, Matteo (b. 1990)
- Myers, Aaron Jay
- Myers, David Lee
- Myers, Gordon (1919-2006)
- Myers, Jeff
- Myers, Stanley (1930–93)
- Mykhailitenko, Yuri
- Mykietyn, Pawel (b.1971)
- Myrberg, August Melcher (1825-1917)
- Myrow, Josef (1910-87)
- Myserli, Yiota
- Myslivecek, Josef (1737–81)
