- Underwood, Carrie feat. Travis, Randy
- Underwood, Carrie feat. Winans, CeCe
- Underwood, Carrie featuring Fisher, Isaiah
- Underwood, Carrie with Gill, Vince
- Underwood, Carrie with Legend, John
- Underwood, John (multi-instrumentalist and one man band)
- Underwood, Scott (Christian singer)
- Underworld (UK electronic music group)
- Underworld (Italian DJ/producer Carlo Prevale)
- Underworld & Yared, Gabriel
- Undeserving, The
- Undisputed Truth, The
- Undivine, The (Finnish death metal & hardcore punk band)
- Undo (Scottish rock band)
- Undo K From Hot
- Undoer
- Undrask
- Undrop
- Undurskin (UK hardcore band)
- Undying (American metalcore band)
- Undying Inc (Metal band from New Delhi, India)
- Une Misère
- Une touche d'optimisme
- Unearth (metalcore band from Boston, MA)
- Unearthly (Brazillian Blackened Death Metal Band)
- Unearthly Trance
- Uneducated Kid (Korean rapper)
- Uneducated Kid feat. Changmo
- Uneducated Kid feat. Jay Park & Paul Blanco
- Uneducated Kid feat. Paul Blanco & Jay Park
- Uneducated Kid feat. The Quiett
- Unending Thread, The
- Unendlich (USA black metal)
- Uner (DJ & producer)
- Üner, Ersay
- Unessential Oils
- Uneven Structure
- Uneven, The
- Unexist (Italian hardcore DJ and producer Francesco Iapicca)
- Unexist feat. Satronica
- Unextraordinary Gentlemen
- UnFaced
- Unfactory
- Unfaithful Ways, The
- unfamouslouie (french beatmaker)
- Unfathomable Ruination
- unfavorite
- Unfinished Sympathy, The
- Unfinished Thought
- Unflesh
- Unflirt
- Unfoonk
- Unfoonk ft. 24Heavy & Slimelife Shawty
- Unforeseen
- Unforged
- Unforscene (British band, Ben Bower, Benji Muscat, Will Bower)
- Unfortunate Sons
- Unfound Reliance (Swedish Melodic Death Metal and Metalcore Band)
- Unfun (punk rock band)
- Unfyros (Black Metal from Finland)
- Unga, Jordis
- Ungar, Jay & Mason, Molly
- Ungar, Melanie
- Ungar, Ruth
- Ungar, Shmueli (An American Hasidic singer, songwriter and entertainer)
- Ungdomskulen
- Unge Ferrari (Norwegian hip hop)
- Ungemach
- Unger, Flo
- Unger, Justin
- Unger, Remy (Dutch Progressive-House DJ & Producer)
- Unglued (drum & bass artist; Joshua Brown)
- Unglued feat. Durin, Esther
- Unglued feat. Warren, Collette
- Ungods
- Ungu
- Unguided, The
- Unguided, The feat. Kürsch, Hansi
- Unguided, The feat. Zardonic
- Unhappily Ever Now
- Unheilig
- Unheilig & Fischer, Helene
- Unheilig feat. Bourani, Andreas
- Unheilig feat. Fischer, Helene
- Unheilig feat. Licky
- Unheilig feat. Naidoo, Xavier
- Unherz
- Unhindered
- Unhinge
- Unhinged (German Deathcore Band)
