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Male Guillaume Ier De La Guerche Click to view Guillaume Ier De La Guerche in the family tree

Guillaume Ier was born in 1122.  Guillaume Ier's father was Juhaël De Chateaubriant and his mother was Emma De La Guerche.  His paternal grandparents were Téhel Ier De Chateaubriant and Barbote N...; his maternal grandparents were Gauthier Dit Hay De La Guerche and Basilie N.... He had a sister named Mahaut.  He was the older of the two children. He had a half-brother and a half-sister, named Briant IV and Marguerite.  He died at the age of 40 in 1162.


Guillaume Ier's family

He had a biological son named Hugues.

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