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

Gauthier I De was born about 1030 in France.  Gauthier I De's father was Engilbert IV De Brienne and his mother was Petronille Nmn Engilbert Ii Brienne.  His paternal grandparents were Englebert III Comte De Brienne and Windismodis De Salins.  He was an only child.  He died in 1089.


Gauthier I De's first family with Eustachia De Courtenay

They had a son named Erard I De.


Gauthier I De's second family with Eustachie De Bar Sur Seine

They had a son named Milon.

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