- PassengerFormed / started: 17 May 1984Note: British singer-songwriter Mike Rosenberg, formerly of the band Passenger
- Patrick BourkeBorn in: LimerickDecade started: 1990s
- Patrick WaldenFormed / started: 5 October 1978Split up / ended: June 2025
- Paul BurnleyDecade started: 1960sGenres: rock music
- Paul ChapmanBorn in: CardiffDecade started: 1960s
- Paul CunniffeBorn in: CambridgeDecade started: 1970s
- Paul Da VinciBorn in: ThurrockDecade started: 1960s
- Paul Di'AnnoBorn in: ChingfordDecade started: 1970s
- Paul DixonBorn in: LondonDecade started: 2010s
- Paul Di’AnnoFormed / started: 17 May 1958Split up / ended: 21 October 2024
- Paul EvoDecade started: 1960sBorn: 1 January 1962
- Paul IsolaBorn in: GibraltarDecade started: 1990s
- Paul KossoffFormed / started: 15 September 1950Split up / ended: 19 March 1976
- Paul ManziBorn in: LondonDecade started: 2010s
- Paul Mario DayBorn in: WhitechapelDecade started: 1970s
- Paul MatthewsBorn in: High WycombeDecade started: 1990s
- Paul McCartneyFormed / started: 18 June 1942Note: The Beatles
- Paul NewsomeBorn in: RoytonDecade started: 2000s
- Paul QuinnBorn in: BarnsleyDecade started: 1950s
- Paul RaymondFormed / started: 16 November 1945Split up / ended: 13 April 2019
- Paul RolandFormed / started: 6 September 1959Note: British singer/songwriter
- Paul SpencerFormed / started: 19 May 1971Split up / ended: 17 June 2024
- Paul StewartDecade started: 1990sGenres: rock music
- Paul WellerFormed / started: 25 May 1958Note: English singer‐songwriter and musician
- Paul WilliamsFormed / started: September 1940Note: British composer, producer and pianist
- Paul WilliamsDecade started: 1960sGenres: jazz fusion
- Paul WinterhartBorn in: HammersmithDecade started: 1980s
- Paul YoungFormed / started: 17 January 1956Note: English pop singer and musician
- Pete BarnacleBorn in: EnglandDecade started: 1970s
- Pete BrownFormed / started: 25 December 1940Split up / ended: 19 May 2023
- Pete GillBorn in: SheffieldDecade started: 1970s
- Pete HamFormed / started: 27 April 1947Split up / ended: 23 April 1975
- Pete KingFormed / started: 13 August 1958Split up / ended: 15 July 1987
- Pete KingDecade started: 1970sGenres: rock music
- Pete QuaifeFormed / started: 31 December 1943Split up / ended: 23 June 2010
- Pete SaundersDecade started: 1960sGenres: rock music
- Pete ShelleyFormed / started: 17 April 1955Note: Buzzcocks lead singer
- Pete TownshendFormed / started: 19 May 1945Note: of The Who
- Pete WayFormed / started: 7 August 1951Split up / ended: 14 August 2020
- Pete WillisBorn in: SheffieldDecade started: 1970s
- Peter BanksFormed / started: 15 July 1947Split up / ended: 7 March 2013
- Peter BardensFormed / started: 19 June 1944Split up / ended: 22 January 2002
- Peter CollinsBorn in: LondonDecade started: 1970s
- Peter DohertyFormed / started: 12 March 1979Note: Libertines
- Peter GabrielFormed / started: 13 February 1950Note: formerly of Genesis
- Peter GreenFormed / started: 29 October 1946Note: former member of Fleetwood Mac
- Peter HammillFormed / started: 5 November 1948Note: English singer‐songwriter
- Peter JonesBorn in: LiverpoolDecade started: 1980s
- Peter NiceDecade started: 2000sGenres: rock music
- Peter SarstedtFormed / started: 10 December 1941Split up / ended: 8 January 2017
- Peter SinfieldFormed / started: 27 December 1943Split up / ended: 14 November 2024
- Peter WoodBorn in: MiddlesexDecade started: 1970s
- Phil CampbellFormed / started: 7 May 1961Split up / ended: 13 March 2026
- Phil CampbellBorn in: PontypriddDecade started: 1970s
- Phil CollenFormed / started: 8 December 1957Note: of Def Leppard
- Phil CollinsFormed / started: 30 January 1951Note: of Genesis
- Phil SoussanBorn in: LondonDecade started: 1960s
- Phil TaylorBorn in: ChesterfieldDecade started: 1970s
- Phil ToddBorn in: BorehamwoodDecade started: 1950s
- Phil “Philthy Animal” TaylorFormed / started: 21 September 1954Note: former Motörhead drummer
- Philip SayceBorn in: AberystwythDecade started: 2000s
- Phillip Goodhand-TaitBorn in: Kingston upon HullDecade started: 1960s
- Poly StyreneFormed / started: 3 July 1957Split up / ended: 25 April 2011
- Pop LeviBorn in: SurreyDecade started: 1970s