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Male Gauthier I De Brienne Count Click to view Gauthier I De Brienne Count in the family tree

Gauthier I's father was Engilbert II De Brienne Count.  His paternal grandparents were Engilbert I De Brienne Count and Mainfrede.  He was an only child.  He died in 1089.

Family Details of Gauthier I's family with Eustache De Bar Sur Seine

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