- United States Air Force Singing Sergeants, The
- United States Army Band, The
- United States Army Field Band Jazz Ambassadors, The
- United States Marine Band
- United States Marine Band, "The President's Own"
- United States Marine Corps
- United States Navy Band
- United States of America, The (American psychedelic rock band)
- United Studio Orchestra
- United Vibrations
- United Voice Worship
- United, Puffballs (videogame developer aka PuffballsUnited)
- United, Summerfield & Kreisligalegende
- United, Summerfield und Kreisligalegende
- UniteUp
- UNITEX (Luso-Angolan Hip Hop and R&B Group)
- Uniting Nations
- Uniting Nations feat. More, Laura
- Unitopia
- Units (San Francisco synthpunk band, 1978-1984)
- Unity (USA - hardcore punk band)
- Unity (UK house duo Paul Witts & Robert Manley)
- Unity (UK downtempo on Buzzin' Fly)
- Unity (Dutch girl group, Junior Eurovision Song Contest)
- Unity 2
- Unity Klan
- Unity One (futurepop/synthpop)
- Unity Pacific
- Unity, The (metal)
- UnityTX (Unity-TX)
- Universal (Aussie pop-rap artist, track "Rock Me Good")
- Universal Gospel Choir
- Universal Hall Pass
- Universal Honey
- Universal Mind Project
- Universal Order of Armageddon (US post-hardcore band)
- Universal Poplab
- Universal Robot Band, The
- Universal Sigh
- Universal Togetherness Band
- Universal Totem Orchestra
- Universal Trilogy (powerpop)
- Universals, The (70s Florida funk band)
- Universe (Polish 90s pop)
- Universe (Swedish metal band)
- Universe (Swedish Heavy Metal band)
- Universe (German metal band)
- Universe Collectors
- Universe Mongae (Korean electronic artist)
- Universe Peoples
- UNIVERSE TICKET
- Universe, Alpine
- Universe, Ka Lia (Hmong St. Paul-based artist)
- Universe, Shaé
- Universe, Steven (animated character)
- Universe, Steven feat. Callison, Zach
- Universe, Steven feat. Callison, Zach & Sugar, Rebecca
- Universe, Steven feat. Callison, Zach, Hall, Deedee Magno, Estelle, Dietz, Michaela, Rabara, Shelby, Sugar, Rebecca & aivi & surasshu
- Universe, Steven feat. Callison, Zach, Sugar, Rebecca & aivi & surasshu
- Universe, Steven feat. Estelle & Callison, Zach
- Universe, Steven feat. Hannigan, Lisa, Sugar, Rebecca & aivi & surasshu
- Universe, Steven feat. James, Alastair, Kumar, Amish & aivi & surasshu
- Universe, Steven feat. Micucci, Kate, Sugar, Rebecca & aivi & surasshu
- Universe, Steven feat. Paz, Jennifer, Liu, Jeff & aivi & surasshu
- Universe, Steven feat. Sugar, Rebecca
- Universe, The
- University of Illinois Marching Illini
- University of Michigan Marching Band
- University of North Carolina Clef Hangers
- University of Rochester YellowJackets
- University of Utah Singers, The
- University of Virginia Hullabahoos
- University of Wisconsin Madhatters
- University of Wisconsin Marching Band
- Universo, El
- Universum
- Universum25
- Universumpje, het
- Univerzals, The
- Univore
- univs (Australian metalcore band)
- Univz
- Unjust (alternative rock band from San Francisco)
- Unk, DJ (US rapper Anthony Platt, also known as DJ Unk)
- Unk, DJ feat. T‐Pain, Jones, Jim & E‐40
- Unkindness, an
- UNKLE
- UNKLE & Astbury, Ian
- Unkle Adams (hip hop)
- Unkle Bob
