||This article relies largely or entirely upon a single source. (February 2012)
Ruza River (Russian: Руза) is a river in the Moscow Oblast in Russia, left tributary of the Moscow River. The length of the river is 145 km. The area of its basin is 1,990 km². It usually freezes in November and stays under the ice until April.
This article includes content derived from the Great Soviet Encyclopedia, 1969–1978, which is partially in the public domain.
Coordinates: 55°37′42″N 36°16′53″E / 55.6283°N 36.2813°E