| Vulgar Dissection | 2017 | — | — |
| Wah! | 1979 | — | — |
| Waking the Witch | 2003 | — | — |
| Walk on Fire | 1987 | — | — |
| Walkway | 2012 | — | — |
| Wan•abs | 2020 | — | — |
| War Charge | 2011 | — | — |
| Ward Thomas | 8 June 2012 | — | — |
| Warlord | 1995 | — | — |
| Warlord U.K. | 1993 | — | — |
| Warning | 1994 | — | — |
| Warped Freqs | 1 May 2016 | — | — |
| WEAK13 | 13 October 1999 | — | — |
| Weekend | 1981 | — | — |
| Westside Cowboy | 2023 | — | — |
| Wet Leg | 2019 | — | — |
| Wet Wet Wet | 1982 | — | — |
| When Woods Make Graves | 2011 | — | — |
| Where Deprivation Lies | June 2015 | — | — |
| Whetstone | 2010 | — | — |
| White Lies | February 2008 | — | — |
| White Medal | 2007 | — | — |
| WhoCares | 2011 | — | — |
| Wild Angels | 1967 | — | — |
| Wild Palms | 2009 | — | — |
| Wild Turkey | 1971 | — | British rock band |
| Winnebago Deal | 1999 | — | punk rock/stoner rock duo |
| Winter Gardens | 2018 | — | — |
| Winter Storm | 2008 | — | — |
| Winterfylleth | 2007 | — | — |
| Wire | October 1976 | — | UK rock band |
| Wishbone Ash | 1969 | — | — |
| Witching Hour | 1991 | — | — |
| Witchsorrow | 2005 | — | — |
| With the Dead | 2014 | — | — |
| Wits End | 2025 | — | — |
| Wobble Jaggle Jiggle | 1989 | — | — |
| Wode | 2010 | — | — |
| Wolf Alice | 2010 | — | British indie/rock band |
| Wolfsbane | 1984 | — | — |
| Wolfthorn | 2007 | — | — |
| Wolvencrown | 2015 | — | — |
| Wolventrix | 1999 | — | — |
| Woman’s Hour | 2011 | — | — |
| Wooden Dogs | 2014 | — | — |
| Working Week | 1983 | — | — |
| World Party | 1986 | — | — |
| Worm Infested | 2024 | — | — |
| Wrath | 1998 | — | — |
| Wren | 2013 | — | — |
| Wretched Soul | 2008 | — | — |
| WSTR | 2015 | — | — |
| WU LYF | 2008 | — | — |
| Wunderhorse | 2020 | — | — |
| Wyndsok | 19 July 2021 | — | — |
| Wytch Hazel | 2011 | — | UK heavy metal/hard rock |
| Wytchfynde | 1999 | — | — |
| Xenith | 1 November 2023 | — | — |
| Xentrix | 1987 | — | — |
| Xerath | 2007 | — | — |
| Yak | 2 December 1982 | — | — |
| Yeah Yeah Noh | 1984 | — | — |
| Years of Rice and Salt | 7 July 2008 | — | — |
| Yellow Cafe | 5 May 2018 | — | — |
| Yes | 1968 | — | British progressive rock band |
| Ynkleudherhenavogyon | 2018 | — | — |
| Yossarian | 2010 | — | — |
| You Slut! | 2004 | — | — |
| Young Astronaut | 1 January 2007 | — | — |
| Young Guns | 2005 | — | — |
| Young Knives | 1998 | — | — |
| Young Marble Giants | November 1979 | — | — |
| Younghusband | 2007 | — | — |
| Youth Club for Rich Kids | 8 April 2011 | — | — |
| You’re Smiling Now but We’ll All Turn Into Demons | 2002 | — | — |
| Yunioshi | 1 October 2007 | — | — |
| Zag and the Coloured Beads | 1982 | — | — |
| Zatopeks | 2001 | — | — |
| Zaz Carbolic | 5 June 2007 | — | — |
| Zola Blood | 1 October 2013 | — | — |
| Zombiehater | 2012 | — | — |
| Zombina and the Skeletones | 1999 | — | — |
| Zones | 1977 | — | — |
| Zoot Woman | 1996 | — | — |
| Zopp | 2010 | — | — |
| Zounds | 1977 | — | — |
| Äxe | 2025 | — | — |