The Badyarikha (Russian: Бадяриха; Yakut: Бадьаариха, Bacaariixa) is a river in Yakutia in Russia, a right tributary of the Indigirka. The length of the Badyarikha is 545 kilometres (339 mi) and the area of its drainage basin is 12,200 square kilometres (4,700 sq mi). Its sources are located on the northern slopes of the Moma Range

The Badyarikha flows on the eastern side of the Aby Lowland. Its main tributaries are the rivers Ogorokha, Orto-Tirekhtyakh, and Anty.