- UNDEAD CORPORATION
- Uttara-Kuru
- Unknown Mortal Orchestra
- un:c
- UNIQ
- Umber
- UFO
- Usher
- UTAU
- USAO
- Uma Mohan
- Uwe Kröger
- Urban Space
- UP
- Untitle
- Urban Romantic City
- UTANOHA
- Umek
- Urbanstep
- Under The Big Bright Yellow Sun
- Ulf Wakenius
- UGK
- Unee
- UhBee
- U3
- Unknown
- ULTRA-PRISM
- U-Roy
- Undermood
- Urbs & Cutex
- U-Run
- U2
- Ugly Duckling
- Utter
- Una Mae Carlisle
- Ultraísta
- Ukulele Orchestra of Great Britain
- United Future Organization
- Uppermost
- Ugly Casanova
- Ulisses Rocha
- uz
- UI-70
- U;Nee
- Unstoppable Music
- Urban Rescue
- Uwe Reckzeh
- Urban Species
- Unfamiliar Friends Party
- Universal Hall Pass
- U.S. Girls
- Unlucky Morpheus
- Uli Jon Roth
- unknow
- Upon A Burning Body
- Uriah Heep
- uchu-jin
- Unit GrowSphere
- U-Recken
- Ute Lemper
- Ultraviolet Sound
- Unruly Child
- Unsun
- Urge Overkill
- Uh Huh Her
- USK
- Umpire
- Uncharted Shores
- Umbrellas Hide Life
- U-KISS
- U.K. Subs
- Upon This Dawning
- U-skeP
- Ulla van Daelen
- Until We Last
- Uri Caine
- U-Rythmix records
- Udo Lindenberg
- U.N.V.
- Underground Lovers
- UFO Project
- Ulita Knaus
- UnLimited Questions
- U-IE
- U.S. Bombs
- UVERworld
- Udo Jürgens
- Ultimatium
- Ulytau
- Unshine
