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
House of Braganza children by his first wife, Leonor of Pérez de Guzman, and the later eight children by his second wife, Joana of Mendoça, all saw successful lives under the restored House of Braganza. Jaime I's first daughter, Isabel of Braganza, married Infante Duarte, Duke of Guimarães, and had three children, while his first son and successor, Teodósio I, was a successful prince of the Portuguese Renaissance. Five of Jaime I's children, Jaime, Maria, Fulgêncio, Teotónio, and Vicência, all entered into religious orders. The Duke's second daughter, Joana of Braganza, married Bernardino de Cardenas, 3rd Marquis of Elche, and his third daughter,