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

William was born in 1115 in Say, Normandy, France.  William's father was William De Say and his mother was Agnes De Grentemesnil.  His paternal grandfather was Picot De Say; his maternal grandparents were Hugh De Grentemesnil and Adeliza De Beaumont.  He was an only child.  He died about 1144 in Byrwell Castle, England.


William's family with Beatrice De Mandeville

They had two sons named Geoffrey I and William.

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