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
Pedro Carlos of Orléans-Braganza of their son. On 16 July 1981, at Fazenda São Geraldo, Pedro Carlos married Patricia Alexandra Branscombe (22 November 1964 – 21 November 2009). The couple had one son: His second wife died at the Palácio do Grão-Pará in Petrópolis. Pedro Carlos of Orléans-Braganza Pedro Carlos of Orléans-Braganza (born 31 October 1945) is one of two claimants to the defunct Brazilian throne, and head of the Petrópolis branch of the Imperial House of Brazil. Prince Pedro Carlos was born in Petrópolis, the eldest son of six children of Prince Pedro Gastão of Orléans-Braganza and his wife, Princess Maria de la