| U Schnellu | | |
| U. Wamsiedler | Germany | Male |
| U.E.D.L. and Spiel 77 | | Male |
| U.H.P. (Unios Hermanos Proletarios!) | | Male |
| U.P.M. | | Male |
| U.S. Steel Cello Ensemble, | | |
| Ubaldo Giacomucci | Italy | Male |
| UFUK und Freunde | | Male |
| Ugly Bluz | Switzerland | Male |
| Ugly People (Klaus Kuhn / Adolf) | | Male |
| UGM | Japan | |
| Ugo Locatelli | Italy | Male |
| UI | | Male |
| Ui-26 | Germany | Male |
| UK Subs | United States | Male |
| UKW | Germany | Male |
| Ulf Knudsen | Norway | Male |
| Uli Becker | Germany | Male |
| Uli Kutschera | | Male |
| Uli Trepte | United Kingdom | Male |
| Ulises Carrion | Netherlands | Male |
| Ulli Kattenstroth | Germany | Male |
| Ulli McCarthy | | Male |
| Ulrich Blume | Italy | Male |
| Ulrich Bogislav | Germany | Male |
| Ulrich Eller | Germany | Male |
| Ulrich Hopf | Germany | Male |
| Ulrike am Nagel / Sperma Combo | | Male |
| Ulrike Rosenbach | Germany | Female |
| Ulterior Lux | | Male |
| Ultima Rota Carri | Italy | |
| Ultimate Sabotage | | Male |
| Ultime Possibilite | | Male |
| Ultra | Germany | Male |
| Ultra Milkmaid | | |
| Ultras Curvos / The Linquents | Italy | Male |
| Ultras Curvos Linquents | | Male |
| Umbra Kadaver | Norway | Male |
| Un Département | France | Male |
| Un Drame Musical Instantané | France | Male |
| Un Nom A Coucher Dehors | France | Male |
| Un-Called Fore | | Male |
| Un-Film | United States | Male |
| Unanimous Anonymous | Germany | Male |
| Unatoba | United States | Male |
| Unbekannt | Germany | Male |
| Uncle Don Milliken | United States | Male |
| Uncle Ian | United Kingdom | Male |
| Uncle Ian And The Tooth Decay | United Kingdom | Male |
| Uncommunity | United Kingdom | Male |
| Uncommunity and Controlled Bleeding | United Kingdom | Male |
| Under Two Flags | United Kingdom | |
| Undercurrent | United States | Male |
| Underdogs | Germany | Male |
| Une Le Wuerg Production | Netherlands | Male |
| Unendorsable Substitute | United States | Male |
| Unforgettable Nail | | Male |
| Unheimliche Jungfrauen | Netherlands | Male |
| Unit 6 & SMTV | Netherlands | Male |
| Univers Zero | Belgium | |
| Unknown Artist | United States | Male |
| Unknown Artist Samà | | Male |
| Unknown Artist Shams | | Male |
| Unknownmix | Switzerland | Male |
| Unlimbo | | |
| Unlimited Systems | Germany | |
| Uno x Uno | Argentina | Male |
| Unovidual | Belgium | Male |
| Unpleasant Surprise | Germany | Male |
| Unsere Norm | | Male |
| Unwillings | Germany | Male |
| Unzipp Me | Netherlands | Male |
| Upper Astral | United States | Male |
| Upright Citizens | | Male |
| Ur Kaos | | Male |
| Ur Sync | Sweden | Male |
| Urbain Autopsy | France | Male |
| Urbain Autopsy & K... | France | Male |
| Urbain Autopsy & Reversal Act | Belgium | Male |
| Urban Ambience | United States | Male |
| Urban Ambience Orchestra | United States | |
| Urban Force Organisation | | Male |
| Urban Refuse Group | Canada | Male |
| Ure Thrall | | Male |
| Ure Thrall and friends | | |
| Ure Thrall and The Fruitless Hand | | |
| Urge Within | | |
| Urgent Future | | Male |
| Urin | Germany | Male |
| US Steel Cello Ensemble | | |
| Use your Pain | | |
| Use your Pain / ATRAX MORGUE | | |
| Use your Pain / Industria Masoquista | | |
| Use your Pain / Ran | | |
| Use your Pain / Tem PPH ab | | |
| Ustad | | Male |
| Ustad Oni | United States | |
| Usward | Germany | Male |
| Uterus 28 | United Kingdom | Male |
| Utilisation Du Vieux Port | France | |
| Utilisation Du Vieux Port & La Fondation | France | Male |
| Utterance Tongue | United States | Male |
| UV Pop | United Kingdom | Male |
| Uvegraf | Spain | Male |
| Uwe Gronau | | Male |
| Uwe Warnke | Germany | Male |
| Uwe Warnke / Valeri Scherstjanoi | Germany | |
| Uzeb | | Male |
| Uzima | | Male |
| Uzima (Peter Gullerud / Bruce Woodside) | | Male |