Nicolas-Alexandre, marquis de Ségur (1695–1755) was a Bordeaux wine maker who during his lifetime was known as the "Prince of Vines" due to his ownership of some of the most famous Bordeaux chateaus-including Château Lafite, Château Latour, Château Mouton and Château Calon-Ségur.
Nicolas-Alexandre de Ségur (1695–1755) was a Bordeaux winemaker who gained recognition for his mastery of wine production, leading to him being referred to as the "Prince of Vines" due to his ownership of prominent chateaus such as Château Lafite and others.