Hypleurochilus langi is a species of combtooth blenny found in the eastern Atlantic ocean, from Senegal to the mouth of the Congo River.

This species grows to a length of 7 centimetres (2.8 in) SL.

This blenny is euryhaline and it enters mouths of large rivers and occurs among mangroves, it prefers brackish water.

[2] The specific name of this blenny honours the German zoologist and taxidermist Herbert Lang (1879-1957) of the American Museum of Natural History, who helped to collect the type.

This Blenniidae article is a stub.