_John Lackland PLANTAGENET _+
                                                 | (1166 - 1216) m 1200       
                         _Henry III PLANTAGENET _|
                        | (1207 - 1272) m 1236   |
                        |                        |_Isabella TAILLEFER ________+
                        |                          (1186 - 1246) m 1200       
 _Edward I PLANTAGENET _|
| (1239 - 1307) m 1299  |
|                       |                         _Ramon Berenguer IV ARAGON _+
|                       |                        | (1198 - 1245)              
|                       |_Eleanor of BARCELONA __|
|                         (1223 - 1291) m 1236   |
|                                                |_Beatrice of SAVOY _________+
|                                                  (1198 - 1267)              
|
|--Thomas of PLANTAGENET 
|  (1300 - 1338)
|                                                 _Louis IX CAPET ____________+
|                                                | (1214 - 1270)              
|                        _Philip III CAPET ______|
|                       | (1245 - 1285) m 1274   |
|                       |                        |_Margaret of BARCELONA _____+
|                       |                          (1221 - 1295)              
|_Margaret of CAPET ____|
  (1279 - 1317) m 1299  |
                        |                         _Henry III REGINAR _________+
                        |                        | (1230 - 1260)              
                        |_Marie of REGINAR ______|
                          (1254 - 1321) m 1274   |
                                                 |_Adelaide of BURGUNDY ______+
                                                   (1233 - 1273)