Inkankezi River is a river in Matebeleland South,Insiza District, Mtshingwe, in Zimbabwe. The river is always dry during the winter season due to its small size and its geographical location which is semi - arid.

The schools " Nkankezi primary and secondary" on the east of the river along Bulawayo- Masvingo road takes its name from the river. Other villages close to Nkankezi river are 18A, 18B, 18C, 20 and 21.

The Inkankezi is the principal left-bank tributary of the Insiza River. It rises northeast of Filabusi, with its mouth at Silalabuhwa Dam.