- Uncle Bard & The Dirty Bastards
- Uncle Bard and The Dirty Bastards
- Uncle Black (UK band Les King / Mike Aldridge / Paul Ashworth)
- Uncle Bonsai
- Uncle Brian
- Uncle Charlie (Uncle Charlie Family Ministries – Kids Worship Music)
- Uncle Chris
- Uncle Deadly (The solo project of Kaizers Orcestra's Geir Zahl.)
- Uncle Devil Show, The
- Uncle Earl
- Uncle Ezra Ray
- Uncle Green
- Uncle Ho
- Uncle Jake & the 18 Wheel Gang (UJ18 is banjo-clangin' folk music from Pennsylvanian Appalachia.)
- Uncle Jed
- Uncle Jumbo
- Uncle Kracker
- Uncle Kracker feat. Kid Rock & Paradime
- Uncle Kracker feat. Lee, Jesse
- Uncle Kracker featuring Kid Rock
- Uncle Kracker featuring Kid Rock & Paradime
- Uncle Lucius
- Uncle Luke
- Uncle Mega (French rapper)
- Uncle Mingo
- Uncle Moishy
- Uncle Murda
- Uncle Murda & Dusty Locane
- Uncle Murda & Giggs
- Uncle Murda & Jadakiss
- Uncle Murda & Yayo, Tony
- Uncle Murda feat. Jadakiss, Benny the Butcher & Que Banz
- Uncle Murda feat. Que Banz
- Uncle Nef
- Uncle Outrage
- Uncle Outrage feat. Gonna Get Got
- uncle pecos (Russian alternative rock band)
- Uncle Sam (dubstep artist, key track "Round the World Girls")
- Uncle Sam (US R&B singer, key track "I Don't Ever Want To See You Again")
- Uncle Sinner
- Uncle Slam
- Uncle Tupelo
- Uncle Vic
- Uncle Waffles
- Uncle Waffles × Justin99 × EeQue feat. EeQue, Pcee & Chley
- Uncle Walt's Band
- Uncle Weevil (Swedish prog group)
- Uncle Wire
- Unclean (Metalcore)
- UncleFlexxx & 044 ROSE
- Unclekamo
- Unclekamo & PLAYROOM
- Unclenathannn
- unclepat
- Unclubbed
- Unclubbed feat. Bailey, Abigail
- Unclubbed feat. Campbell, Rita
- Unclubbed feat. Durrant, Zoe
- Unclubbed feat. Lewis Cutler
- Unclubbed with Bailey, Abigail
- Unclubbed with Cavendish, Bess
- Unclubbed with Durrant, Zoe
- Uncluded, The (Aesop Rock & Kimya Dawson)
- Unco (Venezuela rock band)
- uncodedmusic (Musician/band)
- Uncommon Nasa (US rapper Paul Loverro, a.k.a. Nasa)
- Uncommonmenfrommars
- Unconditional (Italian project)
- uncoolclub
- Uncore United
- Uncrowned
- Uncured
- Uncut (Canadian indie rock band)
- Und Bodevan
- Und wieder Oktober (Melancholic pop group from Cologne, Germany)
- Unda Surveillance
- Undacava (German Rapper)
- UNDADASEA
- UNDADASEA feat. Kuba Knap
- UNDADASEA feat. Miły Atz
- UNDADOGZ
- Undagawds
- Undawn
- Undead (UK punk band)
- Undead (Ensemble Stars characters)
- Undead (US Thrash/Death Metal)
- Undead (Spain, Death Metal)
- UNDEAD CORPORATION
- Undead Generation (Punk Fusion Band, South Africa)
- Undead Prophecies (death metal)
