Ferdinand I of Portugal
Born around 1465 in Vila Viçosa, Fadrique de Portugal was a son of Afonso, 1st Count of Faro, and Maria de Noronha e Sousa, 2nd Countess of Odemira. He was a patrilineal great-grandson of Afonso I, Duke of Braganza, an illegitimate son of King John I of Portugal, as well as a descendant of King Henry II of Castile and Ferdinand I of Portugal. He studied law and canon law.