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Male Jean Ier De Beauvau Click to view Jean Ier De Beauvau in the family tree

Jean Ier was born in 1050.  Jean Ier's father was Geoffroi De Beauvau and his mother was Mahaut D'argouges.  His paternal grandparents were Giraud Ier De Beauvau and Roberte Crespin.  He was an only child.


Jean Ier's family with Berthe De Mayenne

They had a daughter named Gervaise Ou Guermaise.

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