Infante João of Viseu (c. 1448 – 1472) was the older son of Infante Fernando, Duke of Viseu and of his wife Infanta Beatrice of Portugal.

In July 1472, his uncle, King Afonso V granted him the Moroccan city of Anfa (in Portuguese Anafé).

His brother, Infante Diogo, inherited his titles and estates.

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