The Kalachuris of Ratnapura were a central Indian dynasty during 11th and 12th centuries. They ruled parts of present-day Chhattisgarh from their capital at Ratnapura. They were an offshoot of the Kalachuris of Tripuri, and ruled as vassals of the parent dynasty for many years.

Chhattisgarh is a landlocked state in Central India. It is the ninth largest state by area, and with a population of roughly 30 million, the seventeenth most populous. It borders seven states – Uttar Pradesh to the north, Madhya Pradesh to the northwest, Maharashtra to the southwest, Jharkhand to the northeast, Odisha to the east, Andhra Pradesh and Telangana to the south. Formerly a part of Madhya Pradesh, it was granted statehood on 1 November 2000 with Raipur as the designated state capital.