Vetluzhsky (; masculine), Vetluzhskaya (; feminine), or Vetluzhskoye (; neuter) is the name of several urban localities in Russia: Vetluzhsky, Kostroma Oblast, an urban-type settlement under the administrative jurisdiction of the town of oblast significance of Sharya, Kostroma Oblast Vetluzhsky, Nizhny Novgorod Oblast, a work settlement in Krasnobakovsky District of Nizhny Novgorod Oblast