House of Braganza the prestige of the House of Braganza, although not leaving a significant mark on the House's history. The Duke notably ceded the Dukedom of Guimarães to Infante Duarte of Portugal as the dowry of his sister, Isabel of Braganza. Teodósio I's first son, Jaime of Braganza, died before he could inherit his father's titles, fighting alongside King Sebastião I at the Battle of Alcácer Quibir. The Duke's only daughter, Isabel of Braganza, married Miguel Luis de Meneses, 1st Duke of Caminha, though their union had no issue. Teodósio I's last child and successor, João I, lived a very different life
Prince Francis Joseph of Braganza Prince Francis Joseph of Braganza Prince Francis Joseph of Braganza (; 7 September 1879 – 15 June 1919) was a member of the exiled branch of House of Braganza and an officer in the Austro-Hungarian Army. During his life he was involved in a number incidents ranging from sex scandals to swindles. His full given names were "Francis Joseph Gerard Maria George Humbert Anthony Henry Michael Rafael Gabriel" (). Francis Joseph was born in Meran, Austria (now in Italy), the second son of the Miguelist pretender to the Portuguese throne Miguel, Duke of Braganza and his first wife Princess Elisabeth