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Male Baron Willaim IV De Percy Click to view Baron Willaim IV De Percy in the family tree

Willaim IV was born in 1193.  Willaim IV's father was Henry De Percy and his mother was Isabel De Brus.  His paternal grandparents were Joscelin De Louvain and Agnes De Percy; his maternal grandparents were Adam De Brus and Lady Joanna De Meschines.  He was an only child.


Willaim IV's first family with Joan De Briwere



Willaim IV's second family with Eleanor De Baliol


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