Przewalski's wonder gecko (Teratoscincus przewalskii) is a species of lizard in the family Sphaerodactylidae.

The species is endemic to East Asia.

The specific name, przewalskii, is in honor of Russian explorer and naturalist Nikolai Mikhailovitch Prjevalsky.

[2] T. przewalskii is found in China and Mongolia.

[3] The preferred habitats of T. przewalskii are desert and grassland, at altitudes of 500–2,000 m (1,600–6,600 ft).