Authors – U
- U2
- Uchiyama, Mahealani
- Udall, Linda
- Udall, Sharyn R.
- Udow, Michael
- Ugolini, Lina Maria
- Ugor, Paul
- Uhde, Katharina
- Uhlemann, Silvia
- Uimonen, Heikki
- Ulm, Renate
- Ulrich, Homer
- Ulrich, Peter
- Ulrichs, Wieland
- Ultan, Lloyd
- Um, Hae-Kyung
- Umpierre, Gustavo
- Underdahl, Robin
- Underwood, Randall S.
- Unger, Annette
- Unger, Melvin P.
- Unglaub, Erich
- Unsworth, Cathi
- Unterberger, Richie
- Upadhyay, Nitin
- Upitis, Rena
- Upper, Nancy
- Urbain, Olivier
- Urban, Hugh B.
- Urban, Michael
- Urban, Václav
- Urbano, Julian
- Ure, Midge
- Urish, Ben
- Urista, Diane J.
- Urkevich, Lisa
- Ursuleak, Viorica
- Usarek-Topper, Alicja
- Usher, Alex
- Usher, Carlton A.
- Usova, Olga
- Uszler, Marienne
- Utley, Ebony A.
- Uy, Michael
- Uytterhoeven, Lise