Some say died 10 Dec 1363. Burke say married 1352.
Earl of Ulster. Said that he died of food poisoning.
Father: , Edward III, King of England, b. 13 NOV 1312
Mother: , Philippa of Hainault, b. 24 JUN 1311
Married 15 AUG 1342, Tower of London,London,England to de Burgh, Elizabeth (Isabella), Countess of Ulster
Child 1: Plantagenet, Philippa of Ulster, Countess of Ulster, b. 16 AUG 1355
Married 28 MAY 1368, Church of St Maria Maggiore,Milan,Italy to Visconti, Violante of Milan
For further information see also these other records