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Male Jean Ier De Dreux-Beaussart Click to view Jean Ier De Dreux-Beaussart in the family tree

Jean Ier was born in 1288.  Jean Ier's father was Robert II De Dreux-Beû and his mother was Yolande Ou Jeanne De Vendôme.  His paternal grandparents were Robert Ier De Dreux-Beû and Isabelle La Chambellane De Villebéon; his maternal grandparents were Jean V De Vendôme and Eléonore Ou Elisabeth De Montfort.  He was an only child.  He died at the age of 63 in 1351.


Jean Ier's family with Marguerite De La Roche

‌Jean Ier and Marguerite were married in a religious ceremony in 1320.  They had a daughter named Marie.

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