Khagrachari is a district in south-eastern Bangladesh. It is a part of the Chittagong Division and the Chittagong Hill Tracts. Its local name is "Chengmi".Khagrachari is also known as Phalang Htaung or the Mong Circle (of the rest of the three hill districts Rangamati is the Chakma Circle and Bandarban is the Bohmong Circle).
Khagrachari town is the home town of the Mong Chief (currently King, or Raja, Saching Prue Chowdhury) who is the head of the Arakanese descendants living in the circle. It also is the administrative headquarter of Khagrachari district.