Baudoin married Marguerite de Clermont Aft 1130. Marguerite (daughter of Renaud II de Clermont and Adèle de Vermandois) was born Abt 1105; died Abt 1131. [Group Sheet]
Élisabeth married Gauthier de Heilly Abt 1165. Gauthier (son of Gauthier de Heilly and Gilette de Champagne) was born Abt 1140; died 1219. [Group Sheet]
Thibaud married Marie de Picquigny Abt 1215. Marie (daughter of Enguerrand de Picquigny and Marguerite de Ponthieu) was born Abt 1200. [Group Sheet]
Gauthier married Jeanne de Picquigny 1246. Jeanne (daughter of Gérard II de Picquigny and Laure de Montfort) was born Abt 1225. [Group Sheet]