UK Parliamentarians
- Jack AbbottLabourMP for IpswichMP since 2024
- Ms Diane AbbottIndependentMP for Hackney North and Stoke NewingtonMP since 1987
- Lord AberconwayConservativeMember of the House of LordsPeer since 1953
- The Duke of AbercornConservativeMember of the House of LordsPeer since 1979
- Lord AberdareCrossbenchMember of the House of LordsPeer since 2009
- Lord AberdareConservativeMember of the House of LordsPeer since 1957
- Marquess of Aberdeen and TemairCrossbenchMember of the House of LordsPeer since 1984
- Marquess of AbergavennyCrossbenchMember of the House of LordsPeer since 1954
- Lord AbingerConservativeMember of the House of LordsPeer since 1943
- Debbie AbrahamsLabourMP for Oldham East and SaddleworthMP since 2011
- Leo AbseLabourMP for TorfaenMP since 1958
- Lord AcknerCrossbenchMember of the House of LordsPeer since 1986
- Lord ActonLabourMember of the House of LordsPeer since 2000
- Shockat AdamIndependentMP for Leicester SouthMP since 2024
- Baroness Adams of CraigieleaLabourMember of the House of LordsPeer since 2005
- Allen AdamsLabourMP for Paisley NorthMP since 1979
- Mr Gerry AdamsSinn FéinMP for Belfast WestMP since 1997
- Nigel AdamsConservativeMP for Selby and AinstyMP since 2010
- Lord AddingtonLiberal DemocratMember of the House of LordsPeer since 1986
- Viscount AddisonConservativeMember of the House of LordsPeer since 1992
- Lord AdebowaleCrossbenchMember of the House of LordsPeer since 2001
- Robert AdleyConservativeMP for ChristchurchMP since 1970
- Lord AdonisLabourMember of the House of LordsPeer since 2005
- Lord AdrianCrossbenchMember of the House of LordsPeer since 1977
- Bim AfolamiConservativeMP for Hitchin and HarpendenMP since 2017
- Adam AfriyieConservativeMP for WindsorMP since 2005
- Baroness AfsharCrossbenchMember of the House of LordsPeer since 2007
- Lord Agnew of OultonConservativeMember of the House of LordsPeer since 2017
- Imran Ahmad KhanIndependentMP for WakefieldMP since 2019
- Lord Ahmad of WimbledonConservativeMember of the House of LordsPeer since 2011
- Dr Zubir AhmedLabourMP for Glasgow South WestMP since 2024
- Lord AhmedNon-affiliatedMember of the House of LordsPeer since 1998
Source: parliament.uk · 1,424 currently sitting · Open Government Licence v3.0