Ngai (Enkai, En-kai, Engai, Eng-ai, Mweai, Mwiai) is the supreme God in the monotheistic religions of the Kamba, Kikuyu and Maasai tribes of Kenya. According to the Kikuyu tradition, he lives on the holy mountain Kirinyaga (Mount Kenya). According to the Kamba, he lives somewhere in a hiding and no one knows where.