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Male Gossuin d'Avesnes Click to view Gossuin d'Avesnes in the family tree

Gossuin was born about 1138 in Oisy, Namur, Belgium.  Gossuin's father was Wautier I de Oisy and his mother was Ada de Mortagne.  His paternal grandparents were Fastre II De Tournai and Richilde; his maternal grandparents were Evrard I Radulf de Mortagne and Francka. He had four brothers and a sister, named Thierry, Evrard, Fastre, Nicholas "Plukiel" and Petronille.

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