| R.P.C | November 2021 | — | — |
| R.S.I | 2003 | — | — |
| Rachel Unthank & the Winterset | 2004 | August 2009 | — |
| Radio Stars | 1977 | 1979 | — |
| Radiohead | 1991 | — | — |
| Raging Speedhorn | 1999 | — | — |
| Ragnarok | 1988 | — | — |
| Rainbow | 1974 | — | UK hard rock/heavy metal band |
| Raining Forest | 2007 | — | — |
| Ramleh | 1982 | — | — |
| Rampage Brigade | 1992 | — | — |
| Rancid Hell Spawn | 1988 | — | — |
| Random Hand | 2002 | — | — |
| Rannoch | 2004 | — | — |
| Rare Bird | 1969 | 1975 | — |
| Rasta4Eyes | 2008 | — | — |
| Rat Hole | 5 June 2023 | — | — |
| Rattle | 2011 | — | — |
| Raven | 1975 | — | UK metal band |
| Ravenface | 2007 | — | — |
| Raving Fatties | 1979 | 1979 | — |
| Raw Noise | 1983 | — | — |
| Raygun | 2006 | 2010 | — |
| Razorcuts | 1985 | 1989 | — |
| Razorlight | 2002 | — | — |
| Razors Edge | July 1990 | — | — |
| Red Alert | 1979 | — | — |
| Red Dawn | 2002 | — | — |
| Red Flag 77 | 1990 | — | — |
| Red Guitars | October 1982 | — | — |
| Red Letter Day | 1983 | — | — |
| Red London | 1981 | — | — |
| Red Lorry Yellow Lorry | 1981 | — | — |
| Red Rum | 2011 | — | — |
| Red Sun Revival | 2011 | — | — |
| Redwood | 1989 | May 2004 | — |
| Reef | 1993 | 2013 | English rock band |
| Reign of Fury | 2006 | — | — |
| Reinforced | 1 September 2006 | — | — |
| Rema‐Rema | 1979 | 1980 | — |
| Renaissance | 1969 | 2002 | progressive rock band from England |
| Renaldo & The Loaf | 1979 | — | — |
| Reprobate | 1989 | — | — |
| Republica | 1994 | — | — |
| Repulsive Alien | 1979 | 1980 | — |
| Repulsive Dissection | 2005 | — | — |
| Resque | 1989 | 1992 | — |
| Revenge | 1989 | 1993 | — |
| Reverend and the Makers | 2005 | — | — |
| Revolver | 1990 | 1994 | — |
| Rhode Island Red | 1 September 2009 | 1 January 2010 | — |
| Richard & Linda Thompson | 1974 | 1982 | — |
| Ride | 1988 | — | English rock band |
| Ringo Starr & His All Starr Band | 1989 | — | — |
| Riot Squad | 1981 | — | — |
| Ripcord | 1984 | 1988 | — |
| Rise to Remain | 2006 | 2015 | — |
| Ritual | September 1973 | 1995 | — |
| Riversea | 2006 | — | — |
| ROAM | September 2012 | — | — |
| Robbarti | 2 February 2024 | — | — |
| Robert Plant and the Strange Sensation | 2001 | 2007 | — |
| Rock Goddess | 1977 | — | — |
| Rockpile | 1976 | 1981 | — |
| Rogue Male | 1983 | — | — |
| Rolo Tomassi | 2005 | — | — |
| Romeo’s Daughter | 1985 | — | — |
| Ronnie Lane’s Slim Chance | 1973 | — | — |
| Rosetta Stone | 1987 | 1998 | — |
| Rosie | 12 October 2009 | — | — |
| Rothko | 1997 | — | — |
| Roxy Music | 1971 | — | — |
| Royal Blood | January 2013 | — | Brighton UK two piece rock band |
| RT-ZED | 1998 | — | — |
| Ruby Riot | 2011 | 2011 | — |
| Rudimentary Peni | 1980 | — | — |
| Rue Royale | March 2006 | — | — |
| Rumahoy | 2011 | — | — |
| RUNAWAY CLUB | 12 May 2025 | — | — |
| Runnin' Riot | 1996 | 2014 | — |