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Male Jean De Brienne-Beaumont Click to view Jean De Brienne-Beaumont in the family tree

Jean De was born about 1255.  Jean De's father is Louis De+ Brienne and his mother is Agnes De+ Beaumont-au-Maine.  His paternal grandparents were Jean I De+ Brienne and Berenguela De+ Castilla; his maternal grandparents are Raoul VIII De+ Beaumont-au-Maine and Agnes+ X. He had a brother and two sisters, named Henry De+, Jeanne De+ and Marie De.  He is the oldest of the four children.


Jean De's family with Jeanne De La Guerche

They had a son and two daughters, named Robert De, Anne De and Isabeau De.


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