João Manuel, Prince of Portugal
| João Manuel | |
|---|---|
| Hereditary Prince of Portugal | |
João, Prince of Portugal; Antonis Mor, 1552 | |
| Born | 3 June 1537 Royal Palace of Évora, Évora |
| Died | 2 January 1554 (aged 16) Ribeira Palace, Lisbon |
| Burial | |
| Spouse | |
| Issue | Sebastian, King of Portugal |
| House | Aviz |
| Father | John III of Portugal |
| Mother | Catherine of Austria |
Dom João Manuel, Hereditary Prince of Portugal (Portuguese pronunciation: [ʒuˈɐ̃w mɐnuˈɛl]) (3 June 1537 – 2 January 1554) was a Portuguese infante (prince), the eighth child of King John III of Portugal by his wife Catherine of Austria, daughter of Philip I of Castile and Joanna of Castile. As the heir to the throne he was styled Prince of Portugal.