This article is about a river in Moscow, a tributary of the Moskva River. There are three other Yauza rivers in Central Russia: tributaries of the Lama, Gzhat and Sestra.The Yauza (Russian: Я́уза) is a river in Moscow and Mytishchi, Russia, a tributary of the Moskva River. It originates in the Losiny Ostrov National Park northeast of Moscow, flows through Mytishchi, enters Moscow in the Medvedkovo District and flows through the city in an irregular, meandering, generally north-south direction.