The wrinkled toadlet (Uperoleia rugosa) is a species of small, ground-dwelling frog in the family Myobatrachidae It is endemic to Australia.

The wrinkled toadlet is a small frog, which varies largely in size.

It is smaller on the coast of eastern Australia, and larger inland, ranging from 1.8 to 3.2 cm (0.71 to 1.26 in).

The tadpoles hatch mostly black, with a distinct gold patch behind each eye.

The wrinkled toadlet has mostly unwebbed hands and feet, and the tympanum is not visible.