_Walter III CHÂTILLON ____+
                                                           | (1166 - 1219)             
                              _Hugh I CHÂTILLON __________|
                             | (1197 - 1248)               |
                             |                             |_Elizabeth CANDAVÈNE _____
                             |                               (1180 - 1240)             
 _Gaucher IV of CHÂTILLON __|
| (1249 - 1329) m 1265       |
|                            |                              _Theobald V BLOIS _________+
|                            |                             | (1130 - 1190)             
|                            |_Margaret of BLOIS __________|
|                              (1170 - 1230)               |
|                                                          |_Alix of CAPET ____________+
|                                                            (1151 - 1198)             
|
|--Gaucher V of CHÂTILLON 
|  
|                                                           _Erard I of VILLEHARDOUIN _+
|                                                          | (.... - 1224)             
|                             _William I of VILLEHARDOUIN _|
|                            | (.... - 1246)               |
|                            |                             |___________________________
|                            |                                                         
|_Isabelle of VILLEHARDOUIN _|
  (.... - 1329) m 1265       |
                             |                              ___________________________
                             |                             |                           
                             |_____________________________|
                                                           |
                                                           |___________________________