Crossville
- Country: United States
- State: Tennessee
- Population: 11,455 (2016)
- Latitude: 35° 56.9' N (35.94896°)
- Longitude: 85° 1.6' W (-85.0269°)
- Elevation: 565 m/1,855 ft. above sea level
- Time zone: America/Chicago (UTC -06:00); DST observed (UTC -05:00)
- Alternate names: Lambeth Crossroads, Lambeths Crossroads, Rail Road Plains, Railroad Plain