Prince Henry the Navigator, Portuguese patron of exploration (born 1394)

Prince Henry of Portugal, Duke of Viseu, better known as Prince Henry the Navigator, was a Portuguese prince and a central figure in the early days of the Portuguese Empire and in the 15th-century European maritime exploration. Through his administrative direction, he is regarded as the main initiator of what would be known as the Age of Discovery. Henry was the fourth child of King John I of Portugal, who founded the House of Aviz.

November 13 is the 317th day of the year in the Gregorian calendar; 48 days remain until the end of the year.