Thomaston
- Country: United States
- State: Georgia
- Population: 8,962 (2016)
- Latitude: 32° 53.3' N (32.88819°)
- Longitude: 84° 19.6' W (-84.32659°)
- Elevation: 238 m/781 ft. above sea level
- Time zone: America/New_York (UTC -05:00); DST observed (UTC -04:00)