Big Water
- Country: United States
- State: Utah
- Population: 480 (2016)
- Latitude: 37° 4.9' N (37.08249°)
- Longitude: 111° 39.9' W (-111.66433°)
- Elevation: 1,252 m/4,108 ft. above sea level
- Time zone: America/Denver (UTC -07:00); DST observed (UTC -06:00)
- Alternate names: Big Water City, Bigwater, Glen Canyon, Glen Canyon City