The Iteso are a Nilotic ethnic group in eastern Uganda and western Kenya. Teso refers to the traditional homeland of the Iteso, and Ateso is their language. Iteso is plural, Etesot and Atesot are singular. Etesot is for male person from Teso and Atesot is feminine. Iteso are believed to have migrated from Abyssinia.
In Uganda, Iteso inhabit the districts of Soroti, Kumi, Katakwi, Amuria, Bukedea, Serere, Ngora, Pallisa, Kaberamaido, Tororo, Kapelebyong and Kalaki. Iteso are very generous and hospitable people. The cultural drink of Iteso is 'ajon', commonly consumed in local ceremonies and social gatherings. They practice crop and animal farming and attach great value to land.