Louis, Dauphin of France, commonly known as le Grand Dauphin, was the eldest son of King Louis XIV and his spouse, Maria Theresa of Spain and heir apparent to the French throne. He became known as the

Princess Marie Adélaïde of Savoy was the wife of Louis, Duke of Burgundy, Dauphin of France. She was the eldest daughter of Victor Amadeus II, Duke of Savoy, and of Anne Marie d'Orléans. Her betrothal