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Male William Fitzosbern De Breteuil 1st Earl Of Hereford Click to view William Fitzosbern De Breteuil 1st Earl Of Hereford in the family tree

William Fitzosbern De was born in 1030 in Poitiers, Poitou, France.  William Fitzosbern De's father was Osborne De Crepon [Steward Of Normandy] and his mother was Emma De Ivry.  His paternal grandparents were Herfast De Crepon and Cyrid; his maternal grandparents were Raoul Count D' Ivry and Albreda. He had a brother and two sisters, named Osbern, Emma and Weva.  He was the oldest of the four children.  He died in Flanders.  He was buried in Cormeilles Abbey, France.


William Fitzosbern De's first family with Alice (Adelise) De Toeni [Countess Of Her

‌William Fitzosbern De and Alice (Adelise) De were married in a religious ceremony about 1051 in Flanders, Nord, France.  They had five sons and three daughters, named William, Roger De, Ralph, John, Richard, Adeliza, Isabel De and Emma.


William Fitzosbern De's second family with Richildis De Mons

‌William Fitzosbern De and Richildis De were married in a religious ceremony about 1070 in Of, Flanders.

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