The Daurian Nature Reserve (Russian: Даурский заповедник, romanized: Daurskiy zapovednik) is a Russian zapovednik (strict nature reserve) situated in the southern part of Zabaykalsky Krai in Siberia, Russia, close to the border with Mongolia.

[1] The reserve was established in 1987 to protect the dry steppes and wetlands of South Siberia.

It is contiguous with the Dornod Mongol Biosphere Reserve in Mongolia, a 8,429,072 hectares (20,828,690 acres) area of steppe immediately to the south.

The Daurian Reserve is located in the Daurian forest steppe ecoregion, a band of grassland, shrub terrain, and mixed forests in northeast Mongolia and a portion of Siberia, Russia.

[6] Mammals of the reserve included on the IUCN red list are dzeren, pallas cat and Daurian hedgehog.