_Stephen II of IVREA ____+
                                                | (.... - 1173)           
                          _Stephen III IVREA ___|
                         | (.... - 1241)        |
                         |                      |_Judith of METZ _________+
                         |                        (.... - 1173)           
 _John IVREA ____________|
| (1190 - 1267)          |
|                        |                       _________________________
|                        |                      |                         
|                        |_Beatrix of CHALON ___|
|                                               |
|                                               |_________________________
|                                                                         
|
|--John IVREA 
|  (1243 - 1309)
|                                                _Peter I of CAPET _______+
|                                               | (1126 - ....) m 1150    
|                         _Robert of COURTENAY _|
|                        | (1168 - 1239)        |
|                        |                      |_Elizabeth of COURTENAY _+
|                        |                        (1127 - 1205) m 1150    
|_Isabelle of COURTENAY _|
  (1219 - 1256)          |
                         |                       _________________________
                         |                      |                         
                         |_Mathilde of MEHUN ___|
                           (1195 - 1240)        |
                                                |_________________________