Princess Élisabeth of France, "Granddaughter of France" (Élisabeth Philippine Marie Hélène de France (3 May 1764 – 10 May 1794), known as Madame Élisabeth, was a French princess. She was the youngest sibling of King Louis XVI. During the French Revolution, she stayed with the king and his family. She was executed at Place de la Révolution in Paris during the "Reign of Terror" in the French Revolution. She is regarded by the Roman Catholic Church as a martyr and is venerated as a Servant of God.