Eleanor Plantagenet may refer to:
- Eleanor of Lancaster (1318–1372), wife of John de Beaumont and Richard Fitz Alan
- Eleanor, Fair Maid of Brittany (c. 1141–1241), daughter of Duke Geoffrey II of Brittany
- Eleanor of Leicester (1215–1275), daughter of King John of England and wife of William Marshall and Simon de Montfort
See also
- Eleanor of England (disambiguation)