UK Parliamentarians
- Deirdre CostiganLabourMP for Ealing SouthallMP since 2024
- Earl of CottenhamOtherMember of the House of LordsPeer since 1968
- Brian CotterLiberal DemocratMP for Weston-Super-MareMP since 1997
- Lord CotterLiberal DemocratMember of the House of LordsPeer since 2006
- Lord CottesloeConservativeMember of the House of LordsPeer since 1956
- Lord CottesloeCrossbenchMember of the House of LordsPeer since 1994
- James CouchmanConservativeMP for GillinghamMP since 1983
- The Earl of CourtownConservativeMember of the House of LordsPeer since 1979
- Robert CourtsConservativeMP for WitneyMP since 2016
- Jim CousinsLabourMP for Newcastle upon Tyne CentralMP since 1987
- Baroness CoussinsCrossbenchMember of the House of LordsPeer since 2007
- Claire CoutinhoConservativeMP for East SurreyMP since 2019
- Baroness CouttieConservativeMember of the House of LordsPeer since 2016
- The Lord Bishop of CoventryBishopsMember of the House of LordsPeer since 2012
- The Lord Bishop of CoventryBishopsMember of the House of LordsPeer since 2025
- The Lord Bishop of CoventryBishopsMember of the House of LordsPeer since 2003
- The Lord Bishop of CoventryBishopsMember of the House of LordsPeer since 1991
- Earl of CoventryConservativeMember of the House of LordsPeer since 1940
- Ronnie CowanScottish National PartyMP for InverclydeMP since 2015
- Harry CowansLabourMP for Tyne BridgeMP since 1976
- Viscount CowdrayCrossbenchMember of the House of LordsPeer since 1933
- Viscount CowdrayCrossbenchMember of the House of LordsPeer since 1995
- Lord Cowdrey of TonbridgeConservativeMember of the House of LordsPeer since 1997
- Earl of CowleyConservativeMember of the House of LordsPeer since 1975
- Baroness CoxCrossbenchMember of the House of LordsPeer since 1983
- Jo CoxLabourMP for Batley and SpenMP since 2015
- Pam CoxLabourMP for ColchesterMP since 2024
- Sir Geoffrey CoxConservativeMP for Torridge and TavistockMP since 2005
- Tom CoxLabourMP for TootingMP since 1970
- Neil CoyleLabourMP for Bermondsey and Old SouthwarkMP since 2015
- Stephen CrabbConservativeMP for Preseli PembrokeshireMP since 2005
- Jen CraftLabourMP for ThurrockMP since 2024
Source: parliament.uk · 1,424 currently sitting · Open Government Licence v3.0