Valentine
- Country: United States
- State: Nebraska
- Population: 2,803 (2016)
- Latitude: 42° 52.4' N (42.87278°)
- Longitude: 100° 33.1' W (-100.55097°)
- Elevation: 787 m/2,582 ft. above sea level
- Time zone: America/Chicago (UTC -06:00); DST observed (UTC -05:00)