- Pam CoxConstituency: ColchesterParty: Labour
- Pamela NashConstituency: Motherwell, Wishaw and CarlukeParty: Labour
- Pat CullenConstituency: Fermanagh and South TyroneParty: Sinn Féin
- Pat McFaddenConstituency: Wolverhampton South EastParty: Labour
- Patricia FergusonConstituency: Glasgow WestParty: Labour
- Patrick HurleyConstituency: SouthportParty: Labour
- Patrick SpencerConstituency: Central Suffolk and North IpswichParty: Conservative
- Paul DaviesConstituency: Colne ValleyParty: Labour
- Paul HolmesConstituency: Hamble ValleyParty: Conservative
- Paul MaskeyConstituency: Belfast WestParty: Sinn Féin
- Paul WaughConstituency: RochdaleParty: Labour (Co-op)
- Paula BarkerConstituency: Liverpool WavertreeParty: Labour
- Paulette HamiltonConstituency: Birmingham ErdingtonParty: Labour
- Perran MoonConstituency: Camborne and RedruthParty: Independent
- Pete WishartConstituency: Perth and Kinross-shireParty: Scottish National Party
- Peter DowdConstituency: BootleParty: Labour
- Peter FortuneConstituency: Bromley and Biggin HillParty: Conservative
- Peter KyleConstituency: Hove and PortsladeParty: Labour
- Peter LambConstituency: CrawleyParty: Labour
- Peter SwallowConstituency: BracknellParty: Labour
- Phil BrickellConstituency: Bolton WestParty: Labour
- Pippa HeylingsConstituency: South CambridgeshireParty: Liberal Democrat
- Preet Kaur GillConstituency: Birmingham EdgbastonParty: Labour (Co-op)
- Priti PatelConstituency: WithamParty: Conservative