Marie Victor Nicolas de Fay, marquis de Latour-Maubourg (22 May 1768 in Château de La Motte-de-Galaure, near Grenoble – 1850 in Dammarie-lès-Lys) was a French cavalry commander starting under the Ancien Régime of France, and rising to prominence during the First French Empire. He was a diplomat after the Bourbon Restoration, where he served as Minister of War, from 1819-1821.