Guillaume II Seigneur De Dampierre
Guillaume II Seigneur De was born about 1198 in Of,Dampierre,France.  He died on September 3rd, 1241.  He was buried in L'abboye De Flines.

 Margaret II Cts de Flanders
Margaret II Cts de was born on June 2nd, 1202 in Of,Valenciennes,Nord,France.¹   She died at the age of 77 on February 10th, 1280.  She was buried in ,Flines-Laes-Mortagne,Nord,France.¹ 

 Guillaume De Dampierre
Guillaume De was born about 1224 in Of,Dampierre,Jura,France.  He died on June 6th, 1251.

 Guy de Dampierre Count of Flanders & Namur
Guy de Dampierre Count of was born in 1226 in Dampierre,Jura,France.²   He died at the age of 76 on March 7th, 1302 in Compiegne,Oisne,France.² 

 Jean De Dampierre
Jean De was born about 1227 in Of,Dampierre,Jura,France.  He died about 1259.

 Jeanne De Dampierre
Jeanne De was born about 1229 in Of,Dampierre,Jura,France.

 Marie De Dampierre
Marie De was born about 1231 in Of,Dampierre,Jura,France.  She died in 1302.