Nielsen Hayden genealogy
Family: William fitz Osbern / Adeliza de Tosny (F5122)
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Father | Male
William fitz Osbern
Born Between 1025 and 1030 Died 20 Feb 1071 Flanders 
Buried Notre-Dame de Cormeilles Abbey, Eure, Normandy, France Married Other Spouse Richilde of Egesheim | F565 Married Bef 1071 Father Osbern | F5826 Group Sheet Mother Emma d'Ivry, Abbess of St. Amand | F5826 Group Sheet
Mother | Female
Adeliza de Tosny
Born Between 1030 and 1035 Died 5 Oct 1066 Buried Notre-Dame de Lyre Abbey, Eure, Normandy, France Father Roger I de Tosny | F336 Group Sheet Mother Godehildis | F336 Group Sheet
Child 1 | Male
+ St. William of Breteuil
Born Died 1130 Buried Spouse (Unknown mistress of William de Breteuil) | F748 Married Spouse Adelaide of Aumale | F1992 Married
Child 2 | Female
+ Emma de Breteuil
Born Died Aft 1096 Palestine Buried Spouse Ralph I de Gael | F3774 Married 1075 Exning, Cambridgeshire, England