Guruntum is a Chadic language spoken in Bauchi and Alkaleri LGAs, Bauchi State, Nigeria. In 1993 it was spoken by about 15,000 people.
Guruntum is a West Chadic language of the Barawa (B.3) group.
Major dialects include Kuuku, Gayar, Mbaaru, Dooka, Gar and Karakara.
Guruntum contrasts long and short forms for all vowels except for . In addition, two nasalized vowel phonemes exist: .
There are two diphthongs, and .
is realized as a flap intervocalically before back vowels; elsewhere it is a trill.
Guruntum has four tones: high, low, rising (low-high) and falling (high-low).