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Male William FitzOsbern , 1st Earl of Hereford Click to view William FitzOsbern , 1st Earl of Hereford in the family tree

William was born in 1030 in Poitiers, Poitou, France.  William's father was Osbern de Crepon , Steward of Normandy and his mother was Emma de Ivry. He had a sister named Emma.  He was the older of the two children.  He died in Battle of Cassel, Flanders (killed).  He was buried in Abbey of Cormeilles, Normandy, France.


William's family with Alice (Adelise) de Toeni

‌William and Alice (Adelise) de were married in a religious ceremony about 1051 in Flanders, Nord, France.  They had a daughter named Adeliza.

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