Ulaanbaatar () is the main railway station of Ulaanbaatar, the capital of Mongolia.
The station is the center of regional and international traffic in Mongolia, and is the largest station in the country. The Trans-Mongolian Railway passes through the station. There is a direct railway connection with Russia, a train runs on the Irkutsk-Ulaanbaatar route.
The station was opened in 1949. In 2014 it became the main terminal of the Ulaanbaatar Railbus.