Castilla Trastamara

          
                                   cf. Bourgogne(2)
                                     Alfonso XI
                                        | 
                                        | 
                            +-----------+--------------------+ 
                            |                                | 
                         Pedro I                           Enrique II ===== Juana Manuel
                       (1334-1369)                        (1334-1379)  |
                            |                                          |
                            |                                          |
                            |                                +---------+---------------+
                            |                                |                         |
             John ===== Constanza            Beatriz ===== Juan I ======= Leonor    Leonor === Carlos III
       cf. Lancaster |                     cf. Portugal (1358-1390)  |  cf. Aragon       cf. Navarra
                     |                                               |
                     |                +------------------------------+-----+
                     |                |                                    |
                 Catherine ===== Enrique III                            Fernando I
                             |  (1379-1406)                            (1380-1416)
                             |                                             |
                +------------|---------------------------------+-----------+----------+
                |            |                                 |                      |
                |            +-----------------+               |                      |
                |            |                 |               |                      |
                |            |               Maria ======= Alfonso V               Juan II
                |            |                                                        |
                |            |                                                        |
              Maria ===== Juan II ================== Isabel                           |
                      |   (1405-1454)        |   cf. Portugal                         |
                      |                      |                                        |
                      |                      +--------+                               |
                      |                      |        |                               |
      cf. Portugal    |                      |     Alfonso                            |
   +----+-------------|-----------+          |    (1453-1468)            +------------+
   |    |             |           |          |                           |            |
   |  Joana ===== Enrique IV ================|======================== Blanche        |
   |              (1425-1474)     |          |                                        |
   |                  |           |          |                                        |
   |                  |           |          |                                        |
   |                  |           |          |                                        |
Afonso V ========== Juana         |      Isabel la Catolica ================= Fernand II el Catolico
   |                              |         (1451-1504)        |              (1452-1516) 
   |                              |                            |
   |                              |                            |
 Joćo II                       Fernando                        |
   |                              |                            |
   |                    +----------------------+--------+------+----+-------------+
   |                    |         |            |        |           |             |
 Afonso =========== Isabel === Manoel I === Maria       |           |         Catarina === Henry VIII
                                                        |           |                     cf. Tudor
                                                        |           |
                                          +-------------|-----------|-----------+
                                          |             |           |           |
                                      Margarete ===== Juan        Juana ===== Philipp
                                   cf. Habsburg   (1478-1497)  (1479-1555)|
                                                                          |
                                                                          |
                                                                      Carlos I
                                                                     (1500-1558)
                                                                       cf. Habsburg(Spain) 

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