Tas-Anna (Russian: Тас-Анна) is a rural locality (a selo) in Neryuktyayinsky 1-y Rural Okrug of Olyokminsky District in the Sakha Republic, Russia, located 47 kilometers (29 mi) from Olyokminsk, the administrative center of the district and 3 kilometers (1.9 mi) from Daban, the administrative center of the rural okrug. Its population as of the 2002 Census was 201.