João Manuel, Prince of Portugal

Dom João Manuel, Hereditary Prince of Portugal 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.

3 June 1537

Born on the same birth day (3 June): Charles II, Archduke of Austria • Ignacio Ponseti • Jeff Colyer • Katie Hoff • Marion Zimmer Bradley • Paulette Goddard • Philippe Quinault • Pietro de' Medici • Tomáš Verner • Werner Arber