Louis of France was the eldest son and heir of Louis XIV, King of France, and his spouse, Maria Theresa of Spain. As the heir apparent to the French throne, he was styled Dauphin. He became known as Le Grand Dauphin after the birth of his own son, Le Petit Dauphin. As he died before his father, he never became king. He was the paternal grandfather of Louis XV.
Louis was born onNovember 1661 at the Chteau de Fontainebleau, the eldest son of the king and queen of France. As a Fils de France he was entitled to the style of Royal Highness. He was baptised onMarch 1662 at the chapel of the Chteau de SaintGermainenLaye and given his fathers name of Louis. At the ceremony, Cardinal de Vendme and the Princess of Conti acted as proxies for the godparents, Pope Clement IX and Queen Henrietta Maria of England. The latter was Louiss grandaunt. For this ceremony, JeanBaptiste Lully composed the motet Plaude Laetare Gallia.
Source: Wikipedia