Isabel of Braganza, Duchess of Guimarães claim to the throne of Portugal. She was also part of the succession crisis. This marriage produced three children: Isabel of Braganza, Duchess of Guimarães Dona Isabel of Braganza (1514 – 16 September 1576) was a member of the House of Braganza, daughter of Jaime, Duke of Braganza (a nephew of Manuel I of Portugal) and Leonor Pérez de Guzmán. Isabel married her cousin Infante Duarte a son of Manuel I and Maria of Aragon in 1537. Isabel was dowried with the Dukedom of Guimarães, which had belonged to her brother Teodósio I, Duke of Braganza. After the marriage, Infante
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