an Entity references as follows:
Louis de Pardaillan de Gondrin (15 February 1727 – 14 September 1757) was a French nobleman and great grandson of Madame de Montespan. He was styled the Marquis of Montespan. Born at Versailles, he was the only son of the Duke of Antin and Françoise Gillonne de Montmorency, herself a granddaughter of the maréchal de Luxembourg. He died unmarried and without children.