Rasse III De+ Gavre
Rasse III De+ was born about 1100 in Gavre, Flandre-Orientale, Belgium.

 Ida De+ Roeulx
Ida De+ was born about 1100 in Roeulx, Pas de Calais, Normandy, France.

 Bertrand De+ Gavre
Bertrand De+ was born about 1120 in Gavre, Flandre-Orientale, Belgium.  He died in 1150.