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Female Marie de BRIENNE Click to view Marie de BRIENNE in the family tree

Marie de was born about 1265.  Marie de's father was Louis D' Acre De Brienne and her mother was Agnes, Viscountess de BEAUMONT.  Her paternal grandparents were Jean De BRIENNE and Berengaria, Princesa de Leon; her maternal grandparents were Raoul VI de BEAUMONT and Agnes de Normandy. She had three brothers and a sister, named Henry De Beaumont Earl Of, Richard, Henry Lord Beaumont, Earl of and Isabella de.  She died after 1339.1 


Marie de's family with Henry III D' Avagour

‌Marie de and Henry III D' were married in a religious ceremony in 1283.1   They had a son named Henry IV.

1 Roglo Genealogical Database

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