The Vakh (Russian: Вах) is a river in Khanty–Mansia, Russia. It is a right tributary of the Ob. The Vakh is 964 kilometres (599 mi) long with a basin area of 76,700 square kilometres (29,600 mi2). The river is a status B Ramsar wetland, nominated for designation as a Wetland of International Importance in 2000.
