_John I AVIZ ________+
                                                   | (1357 - 1433)       
                        _Afonso I BRAGANZA ________|
                       | (1377 - 1461) m 1400      |
                       |                           |_Inés PIRES ________
                       |                                                 
 _Fernando I BRAGANZA _|
| (1403 - 1478) m 1429 |
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|                      |_Beatriz PEREIRA DE ALVIM _|
|                        (1380 - 1414) m 1400      |
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|--Álvaro of BRAGANZA 
|  (1440 - 1504)
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|_Joana of CASTRO _____|
   m 1429              |
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                       |___________________________|
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