_Alfonso II BARCELONA __+
                                              | (1156 - 1196) m 1173   
                       _Peter II BARCELONA ___|
                      | (1178 - 1213)         |
                      |                       |_Sancha of IVREA _______+
                      |                         (1154 - 1208) m 1173   
 _James I BARCELONA __|
| (1207 - 1276)       |
|                     |                        _William VIII GUILHEM __
|                     |                       |                        
|                     |_Marie of GUILHEM _____|
|                       (1182 - 1213)         |
|                                             |_Eudokia of KOMNENOS ___+
|                                               (1160 - 1203)          
|
|--Isabella of BARCELONA 
|  (1248 - 1270)
|                                              _Béla III ÁRPÁD _____+
|                                             | (1148 - 1196)          
|                      _Andrew II ÁRPÁD ____|
|                     | (1177 - 1235)         |
|                     |                       |_Agnes of CHÂTILLON ___+
|                     |                         (1154 - 1184)          
|_Violant of ÁRPÁD _|
  (1215 - 1251)       |
                      |                        _Peter II of COURTENAY _+
                      |                       | (1165 - 1219)          
                      |_Yolanda of COURTENAY _|
                        (1200 - 1233)         |
                                              |_Yolanda of FLANDERS ___+
                                                (1175 - 1219)