Afonso I, Duke of Braganza
Dom Afonso I of Braganza was the first duke of Braganza and the eighth count of Barcelos. He founded the House of Braganza, the most powerful and wealthy dynasty in Portugal. His descendants became high-ranking nobles, imperial officials, and... Wikipedia
Born: August 10, 1377, Estremoz, Portugal
Died: December 15, 1461 (age 84 years), Chaves, Portugal
Parents: John I of Portugal and Inês Peres
Siblings: John, Constable of Portugal and Prince Henry the Navigator
Spouse: Beatriz Pereira de Alvim (m. 1401–1414)