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Female Thomasse De Chateaubriant Click to view Thomasse De Chateaubriant in the family tree

Thomasse was born about 1295.  Thomasse's father was Geoffroy VI De Chateaubriant and her mother was Isabeau De Machecoul.  Her paternal grandparents were Geoffroy V De Chateaubriant and Belle-Assez De Thouars; her maternal grandparents were Olivier Ier De Machecoul and Eustachie De Vitré.  She was an only child.


Thomasse's family with Roland III De Dinan

‌Thomasse and Roland III were married in a religious ceremony in 1315.  They had a son and a daughter, named Roland IV and Marie.

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