Guy married Mathilde de Boves Abt 1127. Mathilde (daughter of Thomas de Boves and Ermengarde de Montaigu) was born Abt 1105. [Group Sheet]
Aleaume married Ade de Picquigny 1150. Ade (daughter of Guermond de Picquigny and Béatrix de Dours) was born Abt 1130. [Group Sheet]
Flandrine married Guermond de Picquigny Abt 1160. Guermond (son of Gérard de Picquigny and Béatrix d'Aumale) was born Abt 1140; died 1206. [Group Sheet]
Drogon married Marguerite de Saint-Pol Abt 1180. Marguerite (daughter of Anselme de Saint-Pol and Eustachie de Blois) was born Abt 1155. [Group Sheet]
Enguerrand married Marguerite de Ponthieu Abt 1200, France. Marguerite (daughter of Jean de Ponthieu and Béatrice de Saint-Pol) was born 1180, Ponthieu, Somme, Picardie, France; died Abt 1237, France. [Group Sheet]
Thibaut — . Unknown [Group Sheet]
Marie married Thibaud de Heilly Abt 1215. Thibaud (son of Gauthier de Heilly and Élisabeth d'Encre) was born Abt 1170; died Abt 1218. [Group Sheet]
Gérard married Laure de Montfort Abt 1225. Laure (daughter of Simon de Montfort and Alix de Montmorency) was born Abt 1205; died 1227. [Group Sheet]
Gérard married Mathilde de Crésècques 1246, France. Mathilde (daughter of Anseau de Crésècques and Béatrix de Guînes) was born Abt 1225, France; died 1296, France. [Group Sheet]
Alix married Philippe de Créquy 1224. Philippe (son of Baudouin de Créquy and Marguerite de Saint-Omer) was born Abt 1200; died 1255. [Group Sheet]