| Tidal Rave | 12 March 2012 | — | — |
| Tigercub | December 2011 | — | — |
| Tigers That Talked | 2006 | — | — |
| Tilt | 1985 | — | — |
| TIN PALACE | 1 November 2011 | — | — |
| Tindersticks | 1991 | — | — |
| Tinyfish | 2004 | — | — |
| To Kill a King | 1 September 2009 | — | — |
| Tokyo Blade | 1982 | — | — |
| Tooth & Dagger | 1 November 2020 | — | — |
| Toploader | 1997 | — | — |
| Tortured Demon | 2018 | — | — |
| Total Bloody Chaos | 2007 | — | — |
| Touch and Go | 1998 | — | — |
| TOY | 2010 | — | — |
| To‐Mera | 2005 | — | — |
| Track and Field | 2014 | — | — |
| Tractor | 1972 | — | — |
| Traitors Gate | 1982 | — | — |
| Transmitters | 1977 | — | — |
| Trash Boat | 2014 | — | — |
| Trashcan Sinatras | 1988 | — | — |
| Treason | 1988 | — | — |
| Treetop Flyers | 2009 | — | — |
| Trembling Bells | 2008 | — | — |
| Trifixion | 2009 | — | — |
| Trigger the Bloodshed | 2006 | — | — |
| Trilithon | 2005 | — | — |
| Trippy Wicked & the Cosmic Children of the Knight | January 2006 | — | — |
| Tripsun | February 2014 | — | — |
| TrveSovereign | 2017 | — | — |
| Tröjan | 1982 | — | — |
| TTNG | 2004 | — | — |
| Tubelord | 2006 | — | — |
| Tunng | 2003 | — | — |
| Turbowolf | 2008 | — | — |
| Turin Brakes | 1999 | — | — |
| Turtlehead | 1994 | — | — |
| Tuskar | 2017 | — | — |
| Twin Atlantic | March 2007 | — | — |
| Twisted Nerve | 1978 | — | — |
| Tygers of Pan Tang | 1978 | — | — |
| Tyneside Rain | 2012 | — | — |
| Tyrant | 1980 | — | — |
| Tytan | 1981 | — | — |
| UB40 | 1978 | — | — |
| UFO | 1969 | — | British space rock/hard rock band |
| UK Subs | 1977 | — | English punk band |
| Ulrika Spacek | 2014 | — | — |
| Ultramarine | 1989 | — | electronic duo Ian Cooper & Paul Hammond |
| Ultrasound | 1996 | — | — |
| Ultravox | 1976 | — | — |
| Ultraxine | 29 December 2003 | — | — |
| Ultraísta | 2008 | — | — |
| Umbrella Assassins | 30 September 2006 | — | — |
| Uncle Acid & The Deadbeats | 2009 | — | — |
| Uncoffined | 2011 | — | — |
| Under the Ashes | 2022 | — | — |
| Underdark | 2015 | — | — |
| Unfathomable Ruination | 2010 | — | — |
| Unicorn | 1971 | — | — |
| UNKLE | 1994 | — | — |
| Unpeople | 2023 | — | — |
| Urban Dogs | 1982 | — | — |
| Uriah Heep | 1970 | — | British prog/hard rock |
| Us3 | 1991 | — | — |
| V for Vagina | 24 December 2011 | — | — |
| Vacivus | June 2013 | — | — |
| Vacuous | 2020 | — | — |
| Vaginapocalypse | 1 April 2012 | — | — |
| Valaraukar | 2018 | — | — |
| Vandal of Hearts | 31 May 2021 | — | — |
| Vanity Fare | 1966 | — | — |
| Vanyar | 2008 | — | — |
| Vardis | 1973 | — | UK rock band |
| Various Production | 2002 | — | — |
| Vatican DC | 1982 | — | — |
| Vaticinal Rites | 2020 | — | — |
| Vega | 2009 | — | UK AOR band |
| Vendemmian | 1992 | — | — |
| Venom | 1979 | — | British metal band |
| Venom Inc. | 2015 | — | — |
| Venom Prison | 2015 | — | — |
| Venus | 9 February 2023 | — | — |
| Venusendeavor | 1 March 2019 | — | — |
| Verletzen | 2016 | — | — |
| Vessel of Iniquity | 2015 | — | — |
| Vex Red | 1999 | — | — |
| Vibracathedral Orchestra | 1998 | — | drone ensemble |
| Vice Squad | 1979 | — | English punk band |
| Viking Skull | 2002 | — | — |
| Violent Storm | 1986 | — | — |
| Vipera | 27 October 2024 | — | — |
| Virtue | 1981 | — | — |
| Virus | 1986 | — | — |
| Viscera | 2019 | — | — |
| Viva City | 2005 | — | — |
| VLMV | 1 December 2014 | — | — |
| Voices From the Fuselage | 4 March 2010 | — | — |
| Volition | 2005 | — | — |