Phrynobatrachus sternfeldi is a species of frog in the family Phrynobatrachidae.

It is endemic to Central African Republic and only known from its type locality, "Fort Crampel".

[1][2] The specific name sternfeldi honours Richard Sternfeld, a German zoologist and herpetologist.

[3] Common name Sternfeld's river frog has been coined for this species.

[2][3] There is no observations of this species after its discovery, and its ecology is essentially unknown.