House of Braganza-Saxe-Coburg and Gotha be the illegitimate daughter of King Carlos I of Portugal and claimed the right to the titles of Duchess of Braganza and to be the rightful Queen of Portugal. Maria Pia claimed that King Carlos I legitimized her through a royal decree and placed her in the line of succession, however no proof was presented to demonstrate this and the King similarly did not have the personal authority to do so. Maria Pia's paternity was never proven and her claim not widely accepted. House of Braganza-Saxe-Coburg and Gotha The House of Braganza-Saxe-Coburg and Gotha (also known as the House of
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,