Soto (; ) is a rural locality (a selo) in Dogdoginsky Rural Okrug of Megino-Kangalassky District in the Sakha Republic, Russia, located from Mayya, the administrative center of the district, and from Byokyo, the administrative center of the rural okrug. Its population as of the 2010 Census was 3; down from 28 recorded in the 2002 Census.