The Uyandina (Russian: Уяндина; Yakut: Уйаандьы, romanized: Uyaancı) is a river in Yakutia, Russia, a tributary of the Indigirka. The length of the Uyandina is 586 kilometres. The area of its drainage basin is 177,000 square kilometres.
The Uyandina freezes up in October and remains icebound until late May or early June.
