Dihun is one of the woredas in the Somali Region of Ethiopia. Part of the Fiq Zone, Dihun is bordered on the south by the Gode Zone, on the west by the Shebelle River which separates it from Salahad, on the northwest by Hamero, on the northeast by Segeg, and on the east by Gerbo. The major town in Dihun is Geresley.
The average elevation in this woreda is 859 meters above sea level. , Dihun has neither all-weather gravel roads nor community roads; about 9.11% of the total population has access to drinking water.