姆济姆塔河是俄罗斯的河流，位于克拉斯诺达尔边疆区内，是流入黑海最大的俄罗斯河流，发源自海拔2,980米的大高加索地区，河道全长89公里，流域面积885平方公里，河畔城镇有索契。

Mzymta (Russian:Мзы́мта, Adyghe:Мэзмытӏэ, Mezmytha; Ubykh for "frantic") is a river in Western Caucasus, Russia, flowing through Mostovsky District and the city of Sochi (Adlersky City District) of Krasnodar Krai, Russia. Mzymta is the largest river in Russia emptying into the Black Sea. It is 89 kilometres (55 mi) long with a watershed of 885 square kilometres (342 sq mi). All the venues of the 2014 Winter Olympics were in the Mzymta Valley.