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Female Mahaut DE FIENNES Click to view Mahaut DE FIENNES in the family tree

Mahaut's father was William I Baron DE FIENNES and her mother was Agnes DE DAMMARTIN.  Her paternal grandparents were Ingelram I Baron DE FIENNES and Sibyl DE TINGRY; her maternal grandparents were Aubrey (Alberic) II Count DE DAMMARTIN and Matilda (Maud) DE PONTHIEU. She had two brothers and a sister, named Ingelram II Baron, William De and N.N..

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