_Peter II of COURTENAY _____+
                                                 | (1165 - 1219)              
                       _Baldwin II of COURTENAY _|
                      | (1217 - 1273)            |
                      |                          |_Yolanda of FLANDERS _______+
                      |                            (1175 - 1219)              
 _Philip I COURTENAY _|
| (1243 - 1283)       |
|                     |                           _John I BRIENNE ____________+
|                     |                          | (1170 - 1236) m 1224       
|                     |_Marie of BRIENNE ________|
|                       (1224 - 1275)            |
|                                                |_Berengaria of IVREA _______+
|                                                  (1204 - 1237) m 1224       
|
|--Catherine of COURTENAY 
|  (1274 - 1307)
|                                                 _Louis VIII CAPET __________+
|                                                | (1187 - 1226)              
|                      _Charles I ANJOU _________|
|                     | (1226 - 1284)            |
|                     |                          |_Blanche of IVREA __________+
|                     |                            (1187 - 1252)              
|_Beatrice of ANJOU __|
  (1252 - 1275)       |
                      |                           _Ramon Berenguer IV ARAGON _+
                      |                          | (1198 - 1245)              
                      |_Beatrice of BARCELONA ___|
                        (1229 - 1267)            |
                                                 |_Beatrice of SAVOY _________+
                                                   (1198 - 1267)