Sir Edmund Mortimer IV was an English nobleman and landowner who played a part in the rebellions of the Welsh leader Owain Glyndŵr and of the Percy family against King Henry IV, at the beginning of the 15th century. He died at the siege of Harlech as part of these conflicts. He was related to many members of the English royal family through his mother, Princess Philippa, Countess of Ulster, who was a granddaughter of King Edward III.
- Occupation
- writer
- Citizenship
- Kingdom of England
- Born
- November 9, 1376
- Died
- February 1411