Platymantis paengi, the Panay limestone frog, is a species of frog in the family Ceratobatrachidae.

It is only known from Mount Lihidan, a limestone karst mountain of Pandan, Antique Province, Panay Island.

[1] This frog has been observed between 180 and 300 meters above sea level.

[2][3][4] The adult male frog measures about 27.7-34.3 mm in snout-vent length.

This Ceratobatrachidae-related article is a stub.