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]
Thibaut — . Unknown [Group Sheet]
Jeanne married Gilles de Mailly Abt 1225. Gilles was born Abt 1205. [Group Sheet]
Pierre — . Unknown [Group Sheet]
Jean married Jeanne de Coucy Abt 1260. Jeanne (daughter of Enguerrand de Coucy and Marie de Montmirail) was born Abt 1228. [Group Sheet]
Gilles — . Unknown [Group Sheet]