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Male Guillaume Ier D'alençon Click to view Guillaume Ier D'alençon in the family tree

Guillaume Ier was born about 0960.  Guillaume Ier's father was Yves Au Front Cruel D'alençon and his mother was Godehilde Du Maine.  His paternal grandparents were Fulcuin De Creil and Rothaïs N...; his maternal grandfather was Hugues Ier Du Maine. He had a brother and two sisters, named Yves, Godehilde and Hildeburge.  He was the oldest of the four children.


Guillaume Ier's first family with Mathilde De Condé

They had a son named Guillaume Ier Talvas.


Guillaume Ier's second family

He had a biological son named Garin Ou Warin.

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