- Raphael RavenscroftFormed / started: 4 June 1954Split up / ended: 19 October 2014
- Ray CooperFormed / started: 19 September 1947Note: percussionist
- Ray DaviesFormed / started: 21 June 1944Note: UK singer/songwriter, member of The Kinks
- Ray FenwickBorn in: RomfordDecade started: 1960s
- Ray PhillipsBorn in: CardiffDecade started: 1960s
- Ray WestonBorn in: GlasgowDecade started: 1950s
- Ray WilsonFormed / started: 8 September 1968Note: Genesis vocalist for a short time
- RazzleFormed / started: 2 December 1960Split up / ended: 8 December 1984
- Reg KingDecade started: 1960sGenres: rock music
- Richard BensonBorn in: WokingDecade started: 1970s
- Richard ColburnBorn in: PerthDecade started: 1990s
- Richard DoddBorn in: BristolDecade started: 1980s
- Richard HawleyFormed / started: 17 January 1967Note: English guitarist, singer-songwriter and producer from Sheffield
- Richard JonesBorn in: EnglandDecade started: 1990s
- Richard KerrFormed / started: 14 December 1944Split up / ended: 8 December 2023
- Richard ThompsonFormed / started: 3 April 1949Note: UK folk rock singer/songwriter/guitarist
- Richard WrightFormed / started: 28 July 1943Split up / ended: 15 September 2008
- Richey James EdwardsFormed / started: 22 December 1967Split up / ended: 1 February 1995
- Richie FaulknerBorn in: LondonDecade started: 2000s
- Rick AstleyFormed / started: 6 February 1966Note: English singer, songwriter and radio personality
- Rick DaviesFormed / started: 22 July 1944Split up / ended: 5 September 2025
- Rick KempDecade started: 1960sGenres: rock music
- Rick PriceBorn in: BirminghamDecade started: 1960s
- Ricky FensonBorn in: ChopwellDecade started: 1940s
- Ricky GardinerBorn in: EdinburghDecade started: 1940s
- Ringo StarrFormed / started: 7 July 1940Note: The Beatles
- Rob ChapmanBorn in: WiltshireDecade started: 1990s
- Rob HalfordBorn in: Sutton ColdfieldDecade started: 1960s
- Rob TownsendBorn in: LeicesterDecade started: 1960s
- Robb HuxleyBorn in: GloucesterDecade started: 1960s
- Robbie McIntoshBorn in: London Borough of SuttonDecade started: 1950s
- Robert CalvertFormed / started: 9 March 1945Note: South African-British writer, poet, and musician, lead vocals for Hawkwind
- Robert PalmerFormed / started: 19 January 1949Note: English singer‐songwriter
- Robert PlantFormed / started: 20 August 1948Note: of Led Zeppelin
- Robert PlantBorn in: West BromwichDecade started: 1960s
- Robert RentalFormed / started: 1952Split up / ended: February 2000
- Robert WyattFormed / started: 28 January 1945Note: Canterbury scene
- Robin GibbFormed / started: 22 December 1949Split up / ended: 20 May 2012
- Robin GoodridgeBorn in: CrawleyDecade started: 1990s
- Rod CoombesBorn in: Notting HillDecade started: 1940s
- Roddy WoombleBorn in: IrvineDecade started: 1990s
- Roger ChristianDecade started: 1950sGenres: rock music
- Roger TaylorFormed / started: 26 July 1949Note: Queen drummer
- Romeo ChallengerDecade started: 1970sGenres: rock music
- Ron GriffithsBorn in: SwanseaDecade started: 1940s
- Roni SizeFormed / started: 29 October 1969Note: drum n bass DJ/producer from UK
- Ronnie LaneFormed / started: 1 April 1946Split up / ended: 4 June 1997
- Ronnie WoodFormed / started: 1 June 1947Note: UK guitarist, member of The Rolling Stones, also goes by Ron Wood
- Rosie SmithBorn in: LondonDecade started: 2000s
- Rowan RobertsonBorn in: CambridgeDecade started: 1980s
- Roy YoungBorn in: LondonDecade started: 1950s
- Royston LangdonBorn in: LeedsDecade started: 1990s
- Russ ConwayFormed / started: 2 September 1925Note: pianist, composer
- Russ NorthBorn in: BenchillDecade started: 1960s