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

Jean I De was born about 1266.  Jean I De's father was Guy De+ Dampierre and his mother was Isabelle De+ Luxembourg.  His paternal grandparents were Guillaume II De+ Bourbon and Marguerite II De+ Hainaut; his maternal grandparents were Henri V De+ Luxembourg and Marguerite De+ Bar. He had three sisters named Marguerite De+, Beatrice II De and Isabeau De+.  He was the oldest of the four children. He had two half-brothers and three half-sisters, named Robert III De Bethune De+, Guillaume IV+, Marguerite De+, Marie De and Beatrice I.  He died in 1330.


Jean I De's family with Marie D' Artois

They had a son and two daughters, named Guillaume I De, Blanche De and Marie De.


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