Mahaut married Ardolphe de Guînes 972. Ardolphe (son of Siegfried de Guînes and Elstrude de Flandre) was born 966; died Aft 996. [Group Sheet]
Raoul married Roselle de Saint-Pol Abt 1002. Roselle (daughter of Hugues de Boulogne) was born Abt 995. [Group Sheet]
Eustache married Suzanne de Gramines Abt 1030. Suzanne (daughter of Siger de Gramines) was born Abt 1015. [Group Sheet]
Baudouin married Adèle de Hollande Abt 1075. Adèle (daughter of Florent de Hollande and Gertrude von Sachsen) was born Abt 1050; died 1085; was buried , Église d'Andres, Pas-de-Calais (Nord), France. [Group Sheet]