Duldurga (Russian: Дульдурга; Buryat: Дульдарга, Duldarga) is a rural locality (a selo) and the administrative center of Duldurginsky District of Zabaykalsky Krai, Russia.

Duldurga, 90 km to the south-west from the village Aginskoye, 115 km (along the highway) from the railway station.

The Alkhanay National Park is near the village.

There is a library, a hospital complex and a school named "school of the year" on several occasions.

[4] Duldurga was founded in 1803 by its first settler, P. Gusev.