Roger Seigneur de Conde
Roger Seigneur de was born about 1120 in Conde, Hainault, Belgium.  He died about 1199.

 Alix de Mons
Alix de was born about 1140 in Mons, Hainault, Belgium.  She died in 1207.

 Nicholas Seigneur de Conde
Nicholas Seigneur de was born about 1160 in Conde, Hainault, Belgium.  He died in 1230.