Foulques married Adélaïde de Roucy Abt 1080. Adélaïde (daughter of Hildouin de Montdidier and Adèle de Roucy) was born Abt 1054. [Group Sheet]
Ermentrude married Henri de Grandpré Abt 1120. Henri was born Abt 1070. [Group Sheet]
Henri married Liutgarde de Luxembourg Abt 1145. Liutgarde (daughter of Guillaume de Luxembourg and Luitgarde de Northeim) was born Abt 1120. [Group Sheet]
Henri married Isabeau de Coucy 1198. Isabeau (daughter of Raoul de Coucy and Agnès de Hainaut) was born Abt 1170. [Group Sheet]