The Nyuya (, Ñüüye) is a river in Sakha, Russia. It is a left tributary of the Lena. The length of the river is 798 km. The area of its basin is 38100 km2.

Course

The Nyuya has its source in the Lena Plateau and flows south of the course of the Peleduy. In its lower course it flows to the west of the Derba as it reaches the Lena floodplain and flows slowly, meandering in a swampy area. Finally it meets the Lena 2420 km from its mouth. There are over 600 lakes in the river basin.

Tributaries

The main tributaries of the Nyuya are the 141 km long Tympychan, the 181 km long Khamaky, the 201 km long Ulakhan-Murbayy, the 190 km long Ochchuguy-Murbayy, and the 173 km long Betinche. The Nyuya freezes up in the second half of October and stays icebound until May.