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Male William  FITZOSBERN Click to view William  FITZOSBERN in the family tree

William  was born in 1015 in Breteuil, Oise, France.  William 's father was Osbern de CREPON and his mother was Emma  d' IVRY.  His paternal grandfather was Herfast de CREPON; his maternal grandfather was Ralph d' IVRY.  He was an only child.  He died at the age of 56 on February 20th, 1071 in Cassel, West Vlaanderen, Belgium.


William 's family with Alice de TOENI

They had a son named William de.