Swahili, also known as Kiswahili as it is referred to in the Swahili language, is a Bantu language originally spoken by the Swahili people, who are found primarily in Tanzania, Kenya, and Mozambique. Estimates of the number of Swahili speakers, including both native and second-language speakers, vary widely. They generally range from 150 million to 200 million; with most of its native speakers residing in Tanzania and Kenya.