UK Parliamentarians
- Alan ClarkConservativeMP for Kensington and ChelseaMP since 1997
- Colin ClarkConservativeMP for GordonMP since 2017
- Dr Michael ClarkConservativeMP for RayleighMP since 1983
- Feryal ClarkLabourMP for Enfield NorthMP since 2019
- Greg ClarkConservativeMP for Tunbridge WellsMP since 2005
- Henry ClarkUlster Unionist PartyMP for North AntrimMP since 1959
- Mrs Helen ClarkLabourMP for PeterboroughMP since 1997
- Paul ClarkLabourMP for GillinghamMP since 1997
- Sir William ClarkConservativeMP for Croydon SouthMP since 1970
- Lord Clarke of HampsteadLabourMember of the House of LordsPeer since 1998
- Lord Clarke of NottinghamConservativeMember of the House of LordsPeer since 2020
- Lord Clarke of Stone-cum-EbonyCrossbenchMember of the House of LordsPeer since 2009
- Mr Charles ClarkeLabourMP for Norwich SouthMP since 1997
- Mr Eric ClarkeLabourMP for MidlothianMP since 1992
- Mr Tom ClarkeLabourMP for Coatbridge, Chryston and BellshillMP since 1982
- Mr Tony ClarkeLabourMP for Northampton SouthMP since 1997
- Philip ClarkeSinn FéinMP for Fermanagh and South TyroneMP since 1955
- Sir Simon ClarkeConservativeMP for Middlesbrough South and East ClevelandMP since 2017
- Theo ClarkeConservativeMP for StaffordMP since 2019
- Brendan Clarke-SmithConservativeMP for BassetlawMP since 2019
- Chris ClarksonConservativeMP for Heywood and MiddletonMP since 2019
- Bob ClayLabourMP for Sunderland NorthMP since 1983
- Lord Cledwyn of PenrhosLabourMember of the House of LordsPeer since 1979
- Mr Nick CleggLiberal DemocratMP for Sheffield, HallamMP since 2005
- Sir Walter CleggConservativeMP for WyreMP since 1966
- Mr David ClellandLabourMP for Tyne BridgeMP since 1985
- Lord Clement-JonesLiberal DemocratMember of the House of LordsPeer since 1998
- Sir James CleverlyConservativeMP for BraintreeMP since 2015
- Lord Clifford of ChudleighCrossbenchMember of the House of LordsPeer since 1964
- Lord Clifford of ChudleighCrossbenchMember of the House of LordsPeer since 1988
- Sir Geoffrey Clifton-BrownConservativeMP for North CotswoldsMP since 1992
- Lord ClintonConservativeMember of the House of LordsPeer since 1965
Source: parliament.uk · 1,424 currently sitting · Open Government Licence v3.0