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Male William De Percy Click to view William De Percy in the family tree

William was born in 1193 in Alnwick, Northumberland, England.  William's father was Henry De Percy and his mother was Isabel De Brus.  His paternal grandparents were Joscelin De Louvain Barbatus and Agnes De Percy; his maternal grandparents were Adam Brus and Joanna De Meschines.  He was an only child.  He died at the age of 52 in 1245 in Salley Abbey, Craven, Yorkshire, England.


William's family with Ellen De Baliol

They had a son named Henry.

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