Eustache II Le Valet De Roeulx
Eustache II Le Valet was born in 1140.  He died at the age of 46 in July 1186.

 Berthe De Gavre
Berthe was born in 1145.

 Eustache III Canivet De Roeulx
Eustache III Canivet was born in 1170.  He died at the age of 54 in 1224.