Vetluga River
 Vetluga (Russian: Ветлу́га IPA: [vʲɪtˈlugə] Mari: Вӱтла Vütla) is a river in the Kirov Oblast Kostroma Oblast Mari El Republic and Nizhny Novgorod Oblast of Russia. It is a left tributary of Volga confluence near Kozmodemyansk. The river is navigable.