All composers: U
- Ucarsu, Hasan
- Uebayashi, Yuko
- Uechi, Jason
- Uhl, Edmund
- Ulbrich, Jürgen
- Ulbrich, Siegfried
- Ulenberg, Kaspar
- Ullmann, Jakob
- Ulmann, Hellmuth von
- Ulvaeus, Björn
- Ulvo, Therese
- Umebayashi, Shigeru
- Umstatt, Joseph
- Ung, Chinary
- Upcraft, Margaret
- Urquhart, Craig
- Uspensky, Vladislav
- Ussachevsky, Vladimir
- Ustvolskaya, Galina