Phrynobatrachus minutus is a small species (SVL < 23 mm) of puddle frog endemic to Ethiopia. Members of this genus are identified by the presence of a midtarsal tubercle, elongate inner metatarsal tubercle, and outer metatarsal tubercle. P. minutus is characterized by rudimentary or absent webbing. Adult males exhibit yellow throats, extensive minute spinules on the dorsal and ventral surfaces of the body, and femoral glands.