The Birhor language is a highly endangered Munda language spoken by the Birhor people in Chhattisgarh, Odisha, West Bengal, and Maharashtra states in India.According to Vidyarthi (1960:519), the Birhor are found mostly in Chota Nagpur and Santhal Paragana, with the Uthlu Birhors living near Bishunpur, Gumla district, Jharkhand (along the western border with Chhattisgarh).