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Male Guillaume (William) Count von Boulogne & Mortain Click to view Guillaume (William) Count von Boulogne & Mortain in the family tree

Guillaume (William) Count von Boulogne & was born about 1139 in Of, Blois, Loir-et-Cher, France.1   Guillaume (William) Count von Boulogne &'s father was Stephen (Etienne) Koenig von England and his mother was Mathilde I Countess von Boulogne.  His paternal grandparents were Stephen II Henry von Blois and Adela Countess von Blois; his maternal grandparents were Eustache III Count von Boulogne and Mary Prinzessin von Schottland. He had five brothers and four sisters, named Eustache IV  Count, Eustache Count, Baldwin Prinz, William, Eustace IV Count, Marie Prinzessin, Matilda Prinzessin, Mary and Marie Countess.  He was the youngest of the ten children.  He died on October 11th, 1160 in Toulouse, Haute-Garonne, France.1 

Family Details of Guillaume (William) Count von Boulogne &'s family with Isabel von Warren

Family Details of Guillaume (William) Count von Boulogne &'s family with Isabel von Warenne

Family Details of Guillaume (William) Count von Boulogne &'s family with Isabel von Warren

1 World Family Tree Vol. 11, Ed. 1 @ Tree #3804

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