Sheko is an Omotic language of the Afro-Asiatic language family spoken in the area between Tepi and Mizan Teferi in western Ethiopia, in the Sheko district in the Bench Maji Zone. The 2007 census lists 38,911 speakers; the 1998 census listed 23,785 speakers, with 13,611 identified as monolinguals.The language is notable for its retroflex consonants (Aklilu Yilma 1988), a striking feature shared with closely related Dizi and nearby (but not closely related) Bench (Breeze 1988).