Sonai Rupai Wildlife Sanctuary is a protected area located in the state of Assam in India. This wildlife sanctuary covers 175 km<sup>2</sup>. It is located along the foothills of the Great Himalayan Range. The area was declared as a sanctuary in 1998. It is located 52 km from Tezpur town and 193 km away from Guwahati. Four rivers flow through the sanctuary: Gabharu, Gelgeli, Sonai and Rupai.
Mammals: tiger, Asian elephant, gaur, wild boar, pygmy hog, barasingha and barking deer. Birds: white winged wood duck, hornbill, pelican, and various migratory birds. Reptiles: python, Russell's viper.