UK Parliamentarians
- Lord Brooks of TremorfaLabourMember of the House of LordsPeer since 1979
- Edwin BrooksLabourMP for BebingtonMP since 1966
- Michael BrothertonConservativeMP for LouthMP since 1974
- Lord Brougham and VauxConservativeMember of the House of LordsPeer since 1968
- Lord BroughshaneCrossbenchMember of the House of LordsPeer since 1995
- Lord BroughshaneOtherMember of the House of LordsPeer since 1953
- Baroness Brown of CambridgeCrossbenchMember of the House of LordsPeer since 2015
- Lord Brown of Eaton-under-HeywoodCrossbenchMember of the House of LordsPeer since 2004
- Baroness Brown of SilvertownLabourMember of the House of LordsPeer since 2025
- Alan BrownScottish National PartyMP for Kilmarnock and LoudounMP since 2015
- Hugh BrownLabourMP for Glasgow, ProvanMP since 1964
- Michael BrownConservativeMP for Brigg and CleethorpesMP since 1979
- Mr Gordon BrownLabourMP for Kirkcaldy and CowdenbeathMP since 1983
- Mr Nicholas BrownIndependentMP for Newcastle upon Tyne EastMP since 1983
- Mr Russell BrownLabourMP for Dumfries and GallowayMP since 1997
- Robert BrownLabourMP for Newcastle upon Tyne NorthMP since 1966
- Ron BrownIndependent LabourMP for Edinburgh, LeithMP since 1979
- Ronald W. BrownSocial Democratic PartyMP for Hackney South and ShoreditchMP since 1964
- Jess Brown-FullerLiberal DemocratMP for ChichesterMP since 2024
- Lord Browne of BelmontDemocratic Unionist PartyMember of the House of LordsPeer since 2006
- Lord Browne of LadytonLabourMember of the House of LordsPeer since 2010
- Lord Browne of MadingleyCrossbenchMember of the House of LordsPeer since 2001
- Anthony BrowneConservativeMP for South CambridgeshireMP since 2019
- Mr Jeremy BrowneLiberal DemocratMP for Taunton DeaneMP since 2005
- Mr John BrowneIndependent ConservativeMP for WinchesterMP since 1979
- Lord Browne-WilkinsonCrossbenchMember of the House of LordsPeer since 1991
- Baroness BrowningConservativeMember of the House of LordsPeer since 2010
- Lord Brownlow of Shurlock RowConservativeMember of the House of LordsPeer since 2019
- The Lord BrownlowOtherMember of the House of LordsPeer since 1978
- Lord BroxbourneConservativeMember of the House of LordsPeer since 1983
- Lord Bruce of BennachieLiberal DemocratMember of the House of LordsPeer since 2015
- Lord Bruce of DoningtonLabourMember of the House of LordsPeer since 1975
Source: parliament.uk · 1,424 currently sitting · Open Government Licence v3.0