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Female Mahaut de Fiennes Click to view Mahaut de Fiennes in the family tree

Mahaut was born after 1203.  Mahaut's father was Guillaume I de Fiennes and her mother was Agnes de Danmartin.  Her paternal grandfather was Ingelram de Fiennes and her paternal grandmother is Sibyl de Boulogne; her maternal grandfather was Alberic II Aubrey de Danmartin and her maternal grandmother is Mathilda Clermont of Ponthieu. She had a brother named Euguerran II.


Mahaut's family with Baldwin III de Guines

They had a son named Arnold III.

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