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Male William De Dammartin Click to view William De Dammartin in the family tree

William was born about 1166 in Dammartin, Seine-Et-Marne, France.  William's father was Alberic II De Dammartin and his mother was Matilda De Clermont.  His paternal grandfather was Aubri I De Dammartin and his paternal grandmother is Joan Basset; his maternal grandparents were Renaud II De Clermont and Clemence De Bar-le-Duc. He had three brothers and four sisters, named Raoul, Renaud I, Simon II, Juliana, Agnes en Goelle, Alice and Clemence.  He was the oldest of the eight children.  He died after 1220 in Southwick, Sussex, England.


William's family

He had a biological son and a biological daughter, named Odo and Alice.

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