| FERDINAND IV "The Summoned" King of Castile (1285 - 1312) | AFONSO IV "The Brave" L'O OSADO' KING of Portugal/Algarve (1291 - 1357) |
| Constanza of Portugal (1290 - 1313) | Beatrix of Castile (1293 - 1359) |
| ALFONSO XI King of Castile | Maria of Portugal |
| b. 13 Aug 1311 d. 26 Mar 1350, Gibraltar bur. occ. edu. rel. Flags. | b. 1313 d. 18 Jan 1357, Evora bur. occ. edu. rel. Flags. |
| PETER (PEDRO III) "The Cruel" King of Castile |