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Female Petronille d' Avesnes Click to view Petronille d' Avesnes in the family tree

Petronille d' was born about 1130 in Oizy,Namur,Belgium.  Petronille d''s father was Wauthier De Oisy and her mother was Ade De Tournai.  Her paternal grandparents were Fastre II de Oisy and Richilde UNKNOWN; her maternal grandparents were Everard I De Mortagne De Tournai and UNKNOWN Helvide. She had five brothers named Nicolas "Plukiel" Seigneur De, Thierry De, Evrard De, Gossuin De and Fastre De.  She was the second oldest of the six children.


Petronille d''s family with Johan Seigneur de Cysoing & Peteghem

They had a daughter named Elizabeth de Lamersart de.

Source/Citation
Ancestral File (R)

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