Infanta Isabel Maria of Braganza of John VI of Portugal and the last grandchild of Maria I of Portugal. She is buried in the Royal Pantheon of the House of Braganza. Infanta Isabel Maria of Braganza Infanta Isabel Maria of Braganza (); Queluz, 4 July 1801 – Benfica, then Belém, 22 April 1876 was a Portuguese "infanta" (princess) daughter of King John VI of Portugal and his wife Carlota Joaquina of Spain. She acted as regent for two years. Her full name was Isabel Maria da Conceição Joana Gualberta Ana Francisca de Assis de Paula de Alcântara Antónia Rafaela Micaela Gabriela Joaquina Gonzaga de Bragança
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