Scinax carnevallii (Caramaschi and Kisteumacher, 1989) Ololygon carnevallii is a species of frog in the family Hylidae.

It is endemic to Brazil.

Its natural habitats are subtropical or tropical moist lowland forests, freshwater lakes, and freshwater marshes.

It is threatened by habitat loss.

This Hylidae-related article is a stub.