Afonso I, Duke of Braganza time, to his first cousin once removed, Constance of Noronha, daughter of Alfonso Enríquez, Count of Gijón and Noreña (a natural son of Henry II of Castile), and of Isabel of Portugal (a natural daughter of Fernando I of Portugal). They had no issue. Afonso I, Duke of Braganza Dom Afonso I of Braganza (; 10 August 1377 – 15 December 1461) was the first Duke of Braganza and the eighth Count of Barcelos. He would start a dynasty, the House of Braganza, that would end up being the most powerful and wealthy in all of Portugal. His descendants would
House of Orléans-Braganza imperial family's banishment. The net year Prince Gaston and Prince Pedro de Alcântara traveled back to Brazil after 31 years of imposed exile for the reburial of the Emperor and the Empress in Cathedral of Petrópolis. Isabel, the Emperor's daughter and heir and "de jure" Empress of Brazil was too ill to travel and died in this same year. She was the last pure Braganza heir to the Brazilian throne. After her death, the claim passed to her grandson Prince Pedro Henrique of Orléans-Braganza, Luis's eldest son. The following year, Prince Gaston, Count of Eu, eventually died a natural death