Do Franz Viehböck and Pedro Duque share the same nationality?
Pedro Duque Pedro Duque Duque (born 14 March 1963) is a Spanish astronaut and a veteran of two space missions.
Princess Francisca of Brazil Dona Francisca (2 August 1824 – 27 March 1898) was a princess of the Empire of Brazil. She was a daughter of Emperor Dom Pedro I, who also reigned as King Dom Pedro IV of Portugal, and his first wife, Dona Maria Leopoldina. She married a son of Louis Philippe I and had three children. Through her only surviving daughter, she is an ancestor of Prince Henri, Count of Paris, the present Orléanist pretender to the French throne.