Sitting MPs whose membership began in 2001
9 MPs
- Andrew RosindellConstituency: RomfordParty: Reform UK
- Chris BryantConstituency: Rhondda and OgmoreParty: Labour
- Dr Andrew MurrisonConstituency: South West WiltshireParty: Conservative
- Mr Alistair CarmichaelConstituency: Orkney and ShetlandParty: Liberal Democrat
- Mr Gregory CampbellConstituency: East LondonderryParty: Democratic Unionist Party
- Mr Mark FrancoisConstituency: Rayleigh and WickfordParty: Conservative
- Pete WishartConstituency: Perth and Kinross-shireParty: Scottish National Party
- Sir Andrew MitchellConstituency: Sutton ColdfieldParty: Conservative
- Sir Mark TamiConstituency: Alyn and DeesideParty: Labour