UK Parliamentarians
- Lord MonksLabourMember of the House of LordsPeer since 2010
- Perran MoonLabourMP for Camborne and RedruthMP since 2024
- Lord Moore of EtchinghamNon-affiliatedMember of the House of LordsPeer since 2020
- Robbie MooreConservativeMP for Keighley and IlkleyMP since 2019
- Lord MoraesLabourMember of the House of LordsPeer since 2025
- Layla MoranLiberal DemocratMP for Oxford West and AbingdonMP since 2017
- Jessica MordenLabourMP for Newport EastMP since 2005
- Edward MorelloLiberal DemocratMP for West DorsetMP since 2024
- Baroness Morgan of CotesNon-affiliatedMember of the House of LordsPeer since 2020
- Baroness Morgan of DrefelinLabourMember of the House of LordsPeer since 2004
- Baroness Morgan of ElyLabourMember of the House of LordsPeer since 2011
- Baroness Morgan of HuytonLabourMember of the House of LordsPeer since 2001
- Helen MorganLiberal DemocratMP for North ShropshireMP since 2021
- Lord MorganLabourMember of the House of LordsPeer since 2000
- Stephen MorganLabourMP for Portsmouth SouthMP since 2017
- Baroness Morris of BoltonConservativeMember of the House of LordsPeer since 2004
- Baroness Morris of YardleyLabourMember of the House of LordsPeer since 2005
- Grahame MorrisLabourMP for EasingtonMP since 2010
- Joe MorrisLabourMP for HexhamMP since 2024
- Tom MorrisonLiberal DemocratMP for CheadleMP since 2024
- Baroness MorrisseyConservativeMember of the House of LordsPeer since 2020
- Joy MorrisseyConservativeMP for BeaconsfieldMP since 2019
- Lord MorrowDemocratic Unionist PartyMember of the House of LordsPeer since 2006
- Lord MorseCrossbenchMember of the House of LordsPeer since 2021
- Wendy MortonConservativeMP for Aldridge-BrownhillsMP since 2015
- Lord MottConservativeMember of the House of LordsPeer since 2023
- Lord MoylanConservativeMember of the House of LordsPeer since 2020
- Lord Moynihan of ChelseaConservativeMember of the House of LordsPeer since 2024
- Baroness MoyoNon-affiliatedMember of the House of LordsPeer since 2022
- Dr Kieran MullanConservativeMP for Bexhill and BattleMP since 2019
- Margaret MullaneLabourMP for Dagenham and RainhamMP since 2024
- David MundellConservativeMP for Dumfriesshire, Clydesdale and TweeddaleMP since 2005
Source: parliament.uk · 1,424 currently sitting · Open Government Licence v3.0