UK Parliamentarians
- Lord Rees of LudlowCrossbenchMember of the House of LordsPeer since 2005
- Ellie ReevesLabourMP for Lewisham West and East DulwichMP since 2017
- Rachel ReevesLabourMP for Leeds West and PudseyMP since 2010
- Lord Reid of CardowanLabourMember of the House of LordsPeer since 2010
- Joani ReidIndependentMP for East Kilbride and StrathavenMP since 2024
- Lord RennardNon-affiliatedMember of the House of LordsPeer since 1999
- Emma ReynoldsLabourMP for WycombeMP since 2024
- Jonathan ReynoldsLabourMP for Stalybridge and HydeMP since 2010
- Mr Joshua ReynoldsLiberal DemocratMP for MaidenheadMP since 2024
- Martin RhodesLabourMP for Glasgow NorthMP since 2024
- Bell Ribeiro-AddyLabourMP for Clapham and Brixton HillMP since 2019
- Lord Richards of HerstmonceuxCrossbenchMember of the House of LordsPeer since 2014
- Jake RichardsLabourMP for Rother ValleyMP since 2024
- Lord RickettsCrossbenchMember of the House of LordsPeer since 2016
- Jenny Riddell-CarpenterLabourMP for Suffolk CoastalMP since 2024
- Lucy RigbyLabourMP for Northampton NorthMP since 2024
- Ms Marie RimmerLabourMP for St Helens South and WhistonMP since 2015
- Lord RisbyConservativeMember of the House of LordsPeer since 2010
- Baroness Ritchie of DownpatrickLabourMember of the House of LordsPeer since 2019
- Lord RobathanConservativeMember of the House of LordsPeer since 2015
- Lord Roberts of BelgraviaConservativeMember of the House of LordsPeer since 2022
- Lord Roberts of LlandudnoLiberal DemocratMember of the House of LordsPeer since 2004
- Lord Robertson of Port EllenLabourMember of the House of LordsPeer since 1999
- Dave RobertsonLabourMP for LichfieldMP since 2024
- Joe RobertsonConservativeMP for Isle of Wight EastMP since 2024
- Gavin RobinsonDemocratic Unionist PartyMP for Belfast EastMP since 2015
- Tim RocaLabourMP for MacclesfieldMP since 2024
- Baroness RockConservativeMember of the House of LordsPeer since 2015
- Matt RoddaLabourMP for Reading CentralMP since 2017
- Lord Roe of West WickhamLabourMember of the House of LordsPeer since 2026
- Lord RoganUlster Unionist PartyMember of the House of LordsPeer since 1999
- Lord RookLabourMember of the House of LordsPeer since 2025
Source: parliament.uk · 1,424 currently sitting · Open Government Licence v3.0