Lexington
- Country: United States
- State: Tennessee
- Population: 7,769 (2016)
- Latitude: 35° 39.1' N (35.6509°)
- Longitude: 88° 23.6' W (-88.39338°)
- Elevation: 159 m/522 ft. above sea level
- Time zone: America/Chicago (UTC -06:00); DST observed (UTC -05:00)