Elisabeth Farnese
At birth he was the heir apparent but was not given the traditional title of "Prince of Asturias" until April 1709. In 1714, when Louis was seven, his mother died, leaving him and his brothers, "Infante" Ferdinand and "Infante" Felipe Pedro. On 24 December 1714, Louis' father remarried to Elisabeth Farnese, the young heiress to the Duchy of Parma.