| Bikin | |
| Mouth: | Ussuri |
| Mouth Coordinates: | 46.8519°N 134.0367°W |
| Subdivision Type1: | Country |
| Subdivision Name1: | Russia |
| Length: | 560km (350miles) |
| Basin Size: | 22300km2 |
The Bikin (Russian: Бики́н) is a river in Primorsky and Khabarovsk Krais in Russia. It is a right tributary of the Ussuri, and is 560km (350miles) long, with a drainage basin of 22300km2. Its main tributaries are the rivers Alchan, Klyuchevaya, Kontrovod and Zeva.
The town Bikin is situated on the river Bikin. In 2015, a significant portion of the Bikin basin was incorporated into the creation of Bikin National Park, one of the major protected areas of the Russian Federation. In 2018, Bikin River Valley was included in the boundaries of the Central Sikhote-Alin and became a part of the World Heritage cite.[1]