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Male Sir William FitzWilliam Click to view Sir William FitzWilliam in the family tree

Sir William was born about 1345 in Sproatsborough, Yorkshire, England.  Sir William's father was John FitzWilliam and his mother was Elizabeth De Clinton.  His maternal grandparents were Sir William De Clinton and Elizabeth Deincourt.  He was an only child.  He died on April 8th, 1398.


Sir William's family with Maud De Cromwell

They had a son and a daughter, named John and Joan.

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