Ct. Alberic II of Dammartin
Alberic II of Dammartin was born about 1135 in Dammartin, Seine-Et-Marne, France.  He died on September 19th, 1200 in London, Mdsx, England..  He was buried in Jumieges, Seine-Maritime, France.

 Mahaut (Maud) of Ponthieu
Mahaut (Maud) of Ponthieu was born about 1138 in , Ponthieu, Ain, France.  She died after October 1200.

 Agnes of Dammartin
Agnes of Dammartin was born about 1166 in , Buck, England..