Following is an incomplete list of past and present Members of Parliament (MPs) of the United Kingdom whose surnames begin with W. The dates in brackets are the periods for which they were MPs.

• George Wardle
• John Wheatley
• William Whiteley
• Malcolm Wicks (1992-present)
• Sidney Webb
• Ellen Wilkinson
• Harold Wilson
• Sir Walter Womersley (1924-1945)
• Woodrow Wyatt