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

Jean I De was born about 1287.  Jean I De's father was Guy II De Thouars and his mother was Marguerite De Brienne.  His paternal grandparents were Aymery VIII De Thouars and Marguarite De Lusignan; his maternal grandparents were Jean III De Brienne and Beatrice De Chatillon. He had a brother and a sister, named Hugues II De and Marguerite De.  He was the second oldest of the three children.  He died on May 25th, 1332.


Jean I De's family with Blanche De Brabant

They had a son named Louis De.


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