Mru, also known as Mrung (Murung), is a Sino-Tibetan language of Bangladesh and Myanmar. It is spoken by a community of Mrus (Mros) inhabiting the Chittagong Hill Tracts of Bangladesh with a population of 22,000 according to the 1991 census, and in Rakhine State, Myanmar. The Mrus are the second-largest tribal group in Bandarban District of the Chittagong Hill Tracts. A small group of Mros also live in Rangamati Hill District.