Champasri (Thai: จัมปาศรี) was an ancient settlement located in Ku Santarat Subdistrict, Na Dun district, Maha Sarakham, northeastern Thailand.

[2]: 273  To the east, 200 meters beyond the outer moat, evidence of a big rectangular pond, known as "Nong E Lai" (หนองอีไล) by the locals, was discovered, stretching parallel to the city and storing water for agricultural use and to sustain community expansion.

[2]: 273 Several streams flow around the site and finally travel 8 kilometers south to the Lam Tao (ลำเตา), one of the Mun River's tributaries.

[2]: 274 In archaeological surveys performed in 1988, mounds and ruins were found scattered throughout the city; some were destroyed, and some are still intact.

Later in 2006, an excavation by the Faculty of Architecture, Urban Design and Creative Arts [th] of Mahasarakham University discovered 25 ancient sites scattered throughout the city, for example, Sala Nang Khao (ศาลานางขาว), Ku Noi (กู่น้อย), Ku Santrat (กู่สันตรัตน์), and a stupa containing the relics of the Buddha, the founder of Buddhism.