This is a list of notable rivers of Mongolia, arranged geographically by river basin.
The Mongolian words for river are gol (гол) and mörön (мөрөн), with the latter usually used for larger rivers. The Mongolian names also occasionally have a genitive construction, with the name of the river having the suffix -iin (-ийн) or -yn (-ын). For example, Ider River is Ideriin Gol (Идэрийн гол), having the meaning "River of Ider".
Rivers draining into endorheic Uvs Lake, forming the drainage of the Uvs Lake Basin