Philibert, Count de Gramont (1621–1707), was a French courtier and soldier, known as the protagonist of the Mémoires written by Anthony Hamilton. He was a younger half-brother of Antoine III of Gramont and uncle of Catherine Charlotte de Gramont, princess of Monaco.

Anthony Hamilton PC (Ire), also known as Antoine and comte d'Hamilton, was a soldier and a writer. As a Catholic of Irish and Scottish ancestry, his parents brought him to France in 1651 when Cromwell's army overran Ireland.