Beydinga (; , Beydià Âe) is a rural locality (a selo), the administrative centre of and one of two settlements, in addition to Arylakh, in Oltyokhsky Rural Okrug of Ust-Aldansky District in the Sakha Republic, Russia. It is located from Borogontsy, the administrative center of the district. Its population as of the 2002 census was 632.