It is unknown when Elizabeth was married to her first husband, Henry Percy, nicknamed 'Hotspur' (1364-1403), eldest son of Henry Percy, 1st Earl of Northumberland, who was already acquiring a reputation as a great soldier and warrior and responsible administrator.
Henry Percy, 2nd Earl of Northumberland (3 February 1393 - 22 May 1455), who married Eleanor Neville, by whom he had issue.