Edmund Mortimer, 3rd Earl of March, English politician (b. 1352)
Edmund de Mortimer, 3rd Earl of March and jure uxoris Earl of Ulster (1 February 1352 – 27 December 1381) was son of Roger Mortimer, 2nd Earl of March, by his wife Philippa, daughter of William Montagu, 1st Earl of Salisbury and Catherine Grandison.