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Male Jean I De Dreux Click to view Jean I De Dreux in the family tree

Jean I De was born in 1290.  Jean I De's father was Robert II De+ Dreux and his mother was Yolande De+ Vendome.  His paternal grandparents were Robert I De+ Dreux and Isabelle De+ Villebeon; his maternal grandparents were Jean V De+ Vendome and Eleanor De+ Montfort. He had a brother and a sister, named Robert III De and Marie De+.  He was the youngest of the three children.  He died at the age of 57 in 1347.


Jean I De's family with Marguerite De La Roche

‌Jean I De and Marguerite De La were married in a religious ceremony about 1316.  They had a son named Etienne Gauvain I De.


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