Widmerpool is a village and civil parish in Nottinghamshire, England.
Widmerpool may also refer to:
- Widmerpool Gulf, a geographical trough which existed as open water during the Lower Carboniferous (Tournaisian Age)
- Robert Widmerpool (died 1588), English martyr
- Kenneth Widmerpool, later Lord Widmerpool, the anti-hero of Anthony Powell's series of novels A Dance to the Music of Time