UK Parliamentarians
- Lord WigleyPlaid CymruMember of the House of LordsPeer since 2011
- Baroness Wilcox of NewportLabourMember of the House of LordsPeer since 2019
- James WildConservativeMP for North West NorfolkMP since 2019
- Max WilkinsonLiberal DemocratMP for CheltenhamMP since 2024
- Lord WillettsConservativeMember of the House of LordsPeer since 2015
- Baroness Williams of TraffordConservativeMember of the House of LordsPeer since 2013
- David WilliamsLabourMP for Stoke-on-Trent NorthMP since 2024
- Sir Gavin WilliamsonConservativeMP for Stone, Great Wyrley and PenkridgeMP since 2010
- Lord Willis of KnaresboroughLiberal DemocratMember of the House of LordsPeer since 2010
- Baroness Willis of SummertownCrossbenchMember of the House of LordsPeer since 2022
- Lord WillsLabourMember of the House of LordsPeer since 2010
- Lord Wilson of DintonCrossbenchMember of the House of LordsPeer since 2002
- Lord Wilson of SedgefieldLabourMember of the House of LordsPeer since 2025
- Munira WilsonLiberal DemocratMP for TwickenhamMP since 2019
- Sammy WilsonDemocratic Unionist PartyMP for East AntrimMP since 2005
- The Lord Bishop of WinchesterBishopsMember of the House of LordsPeer since 2023
- Lord WinstonLabourMember of the House of LordsPeer since 1995
- Baroness Winterton of DoncasterLabourMember of the House of LordsPeer since 2024
- Pete WishartScottish National PartyMP for Perth and Kinross-shireMP since 2001
- Steve WitherdenLabourMP for Montgomeryshire and GlyndŵrMP since 2024
- Baroness Wolf of DulwichCrossbenchMember of the House of LordsPeer since 2014
- Lord Wolfson of Aspley GuiseConservativeMember of the House of LordsPeer since 2010
- Lord Wolfson of TredegarConservativeMember of the House of LordsPeer since 2020
- Lord Wood of AnfieldLabourMember of the House of LordsPeer since 2011
- Mike WoodConservativeMP for Kingswinford and South StaffordshireMP since 2015
- Sean WoodcockLabourMP for BanburyMP since 2024
- Lord WoodleyLabourMember of the House of LordsPeer since 2020
- Lord WoolfCrossbenchMember of the House of LordsPeer since 1992
- Lord Woolley of WoodfordCrossbenchMember of the House of LordsPeer since 2019
- Baroness WorthingtonCrossbenchMember of the House of LordsPeer since 2011
- Lord WrigglesworthLiberal DemocratMember of the House of LordsPeer since 2013
- Sir Jeremy WrightConservativeMP for Kenilworth and SouthamMP since 2005
Source: parliament.uk · 1,424 currently sitting · Open Government Licence v3.0