Kalophrynus menglienicus is a species of frog in the family Microhylidae.

It is known from the vicinity of its type locality in Menglian County in southern Yunnan, China,[1][2][3][4] and from northern Vietnam; it is likely to occur in adjacent Myanmar and northern Laos.

[3][4] Kalophrynus menglienicus have been observed to feed on insects, in particular ants.

[3] Kalophrynus menglienicus inhabits fields near forest and small ponds.

Breeding takes place in ponds and flooded paddy fields.