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| John I |
| Children |
| Infante Duarte (future Edward I) |
| Infante Pedro, Duke of Coimbra |
| Henry the Navigator (Infante Henrique, Duke of Viseu) |
| Infanta Isabel, Duchess of Burgundy |
| Infante João |
| Infante Fernando, the Saint Prince |
| Afonso, Duke of Braganza (illegitimate) |
| Beatriz, Countess of Arundel (illegitimate) |
| Grandchildren include |
| Infanta Isabel of Coimbra, Queen of Portugal |
| Edward |
| Children |
| Infante Afonso (future Afonso V) |
| Infante Fernando, Duke of Viseu |
| Infanta Leonor, Holy Roman Empress |
| Infanta Catarina |
| Infanta Joana, Queen of Castile |
| Grandchildren include |
| Infante Manuel, Duke of Beja (future Manuel I) |
| Infanta Leonor of Viseu, Queen of Portugal |
| Afonso V |
| Children include |
| Blessed Joana, Crown Princess of Portugal |
| Infante João (future John II) |
| John II |
| Afonso, Crown Prince of Portugal |
| Jorge, Duke of Coimbra (illegitimate) |
| Manuel I |
| Children include |
| Miguel da Paz, Crown Prince of Spain and Portugal |
| Infante João (future John III) |
| Infanta Isabel, Holy Roman Empress |
| Infanta Beatriz, Duchess of Savoy |
| Infante Luís, Duke of Beja |
| Infante Fernando, Duke of Guarda and Trancoso |
| Infante Cardinal Afonso |
| Infante Cardinal Henrique (future Henry I) |
| Infante Duarte, Duke of Guimarães |
| Infanta Maria |
| Grandchildren include |
| Philip II of Spain (future Philip I of Portugal) |
| António, Prior of Crato (future Anthony I) (illegitimate) |
| Infanta Maria of Guimarães, Duchess of Parma and Piacenza |
| Infanta Catarina of Guimarães, Duchess of Braganza |
| Great-Grandchildren include |
| Teodósio II, Duke of Braganza |
| Rannuccio Farnense of Parma |
| Great-Great-Grandchildren include |
| John II, Duke of Braganza (future John IV of Portugal) |
| John III |
| Children include |
| Infanta Maria Manuela, Princess of Asturias |
| João, Crown Prince of Portugal |
| Grandchildren include |
| Infante Sebastião (future Sebastian I) |
| Carlos, Prince of Asturias |
| Sebastian |
| Henry |
| Anthony (disputed king) |
