Uyandina River (Russian: Уяндина) is a river in Yakutia in Russia, a left tributary of the Indigirka River. It is formed by the confluence of the Irgichyan and Baky Rivers. The length of the Uyandina is 586 km. The area of its drainage basin is 177,000 km². The Uyandina freezes up in October and remains icebound until late May - early June.