_Hugues V CHÂTEAUDUN _+
                                                     | (.... - 1191)         
                            _Geoffrey V CHÂTEAUDUN _|
                           | (.... - 1218)           |
                           |                         |_Jeanne of PREUILLY ___
                           |                                                 
 _Geoffrey VI CHÂTEAUDUN _|
| (.... - 1249)            |
|                          |                          _______________________
|                          |                         |                       
|                          |_Adelicia of NEVERS _____|
|                                                    |
|                                                    |_______________________
|                                                                            
|
|--Clemence of CHÂTEAUDUN 
|  (.... - 1220)
|                                                     _______________________
|                                                    |                       
|                           _________________________|
|                          |                         |
|                          |                         |_______________________
|                          |                                                 
|_Clemence of ROCHES ______|
                           |
                           |                          _______________________
                           |                         |                       
                           |_________________________|
                                                     |
                                                     |_______________________