known as Madame Royale, title of the eldest daughter of King Louis XVI (1754-93) and Marie-Antoinette (1755-93); returned to France in the Bourbon restoration; imprisoned in the Temple. liberated from prison n 18th December, 1795 and travelled to Vienna to stay with her cousin Emperor Francis II; married in 1799 her cousin, Louis de Bourbon (1775-1844), duc d'Angouleme and the last Dauphin of France;