Caulaincourt can refer to:
Armand Augustin Louis de Caulaincourt (1773–1827), French general and diplomat Auguste-Jean-Gabriel de Caulaincourt (1777-1812), French general Caulaincourt, Aisne, a commune of the Aisne département, in France
See also Rue de Caulaincourt, street adjacent to Lamarck–Caulaincourt station station of the Paris Metro