Louis Guy Henri, Marquis de Valori, (11 November 1692 in Menen – October 1774) was a French diplomat and aristocrat, who served as a general under Louis XV. He served as French ambassador at the courts of Frederick William I of Prussia and Frederick the Great.^[1][2][3][4]

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• Valori, Guy Louis Henri marquis de (1820). Mémoires des négociations du marquis de Valori ...: Accompagnés d'un recueil de lettres de Frédéric-le-Grand, des princes ses frères, de Voltaire, et des plus illustres personnages du XVIIIe siècle; précédés d'une notice historique sur la vie de l'auteur (in French). Firmin Didot, père et fils. Retrieved 19 February 2022.