Ngai (Engai, Enkai, Mweai, Mwiai) is the Supreme God in the religions of the Rendille, Kamba and Kikuyu of Kenya. The deity lives on the holy mountain Kirinyaga (Mount Kenya).
According to creation myth, humanity was fashioned by Ngai from a single tree which split into three pieces.
References
Ngai Wikipedia(Text) CC BY-SA