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Male Earl William De Burgh Of Ulster Click to view Earl William De Burgh Of Ulster in the family tree

William was born in 1312.  William's father was John De Burgh and his mother was Elizabeth De Clare.  His paternal grandparents were Richard (The Red) De Burgh and Margaret De Burgh; his maternal grandparents were Earl Gilbert De Clare Of Gloucester and Princess Joanna Plantagenet Of England. He had a half-sister named Isabel.


William's family with Maud Plantagenet

They had a son and a daughter, named Richard and Elizaberth.

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