Louis Henri de Pardaillan, Marquis of Montespan (1640 – 1 December 1691) was a French nobleman and Marquis an the husband of Françoise de Rochechouart. He was also a knight of honour" to Elisabeth Charlotte of the Palatinate, "Madame" Louis Henri's only son Louis Antoine would be created a duke. Louis Henri's title was a subsidiary one of his father's. 