Aragon

Barcelona

                 Ramiro I ( -1063)
                    |
                    |
                    |
              Sancho I Ramirez (- 1094)
                    |
                    |
          +---------+--+----------------------------+
          |            |                            |
       Pedro I     Alfonso I === Urraca        Ramiro II  ( -1147/54)
       ( -1104)     ( -1134)       |  cf. Castilla  |
                                   |                |
                                   |                |
                             Alfonso VII       Petronica ===== Ramon Berenguer IV (Barselona)
                                   |           (1135-1173) |
                                   |                       |
                                   |              +--------+--+-------------------+
                                   |              |           |                   |
                                 Sancha ===== Alfonso II    Ramon Bereguer VI    Dorre === Sancho I 
                                          |   (1152-1196)                                   cf. Portugal
                                          |
                      +-------------------+-------------------------+
                      |                                             |
                  Pedro II                                      Alfonso II (Provence)
                 (1176?-1213)                                       |      
                      |                                             |
                      |                                        Ramon Berenguer VII
                   Jaime I                                          |
                 (1207?-1276)                                       |
                      |                                        +----+------------------------------+
                      |                                        |                                   |
                      |                                        |           +-----------+           |
                      |                                        |           |           |           |
                      |                                    Margarete === Louis IX   Charles === Beatrice
                      |                                               |                      | (Anjou)
                      |                                               |                      |
                      +-----------+-------------+---------+           |                      |
                      |           |             |         |           |                      |
    Alfonso X === Violante        |          Jaime I   Isabel === Philipp III le Hardi    Charles
   cf. Castilla                   |                                       cf. France         | (Napoli)
                                  |                                                          |
                              Pedro III ===== Constance                                      |
                           (1239?-2385)   |  (Hohenstaufen)                                  |
                                          |                                                  |
                +-------+-----------+-----+-------+-------------+               +------------+--+---------------+
 cf. Portugal   |       |           |             |             |               |               |               |
   Dinis === Isabel   Alfonso III   |             |           Jolanda ====== Roberto I          |               |
          |           ( -1291)      |             |                                             |               |
          |                         |             |                                             |               |
          |                         |          Frederico I ================================= Eleonore           |
          |                         |         (1272-1337)  (Sicilia)                   |                        |
          |                         |                                                  |                        |
      Afonso IV                 Jaime II =================================================================== Blanca 
          |                    ( -1327)               |                                |
          |                                           |                                |
          |         +------+--------------------------+--------+                       |
          |         |      |                          |        |                       |
          |         |    Isabel === Friedrich III     |      Maria === Pedro           |
          |         |            cf. Habsburg         |              cf. Castilla      |
          |         |                                 |                                |
          |         |                                 |                                |
          |       Jaime ===  Leonor ========== Alfonso IV ===== Theresa            Pietro II
          |             cf. Castilla   |         (-1336)    |                          |
    +-----+-----+                      |                    |                          |
    |           |                      |                    |                          |
    |        Pedro I                   |                    |                          |
    |           |          +-----------+                    |                          |
    |           |          |           |                    |                          |
    |        Maria === Fernando      Juan                   |                          |
    |                                                       |                          | 
    |                                                       |                     +----+------------+
    |                                                       |                     |                 |
 Leonore =================== Maria ====================== Pedro IV ========== Eleonore              |
                       cf. Navara   |                     (1319-1387)    |                          |
                                    |                                    |                          |
                       +------------+                                    |                          |
                       |            |                                    |                          |
                    Juana      Constance =================================================== Frederico II
                                                   |                     |
                                                   |          +----------+-+-----------+
                                                   |          |            |           |
                                                   |       Juan I        Martin     Leonor ============= Juan I
                                                   |      (1350-1395)  (1356-1410)  (1358-1382)   |    cf. Castilla
                                                   |          |            |                      |
                                                   |          |            |                      |
                                                   |          |            |                   Fernand I
                                                   |          |            |                   (1380-1416)
                                                   |          |            |                      |
                                                   |          |            |                      |
                                                Maria ================== Martin === Blanche === Juan II
                                                              |                cf. Navarra       (1397-1479)
                                                              |                                cf. Trastamara
                                            Luigi II ===== Jolanda 
                                           (Napoli)

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