Red Bluff
- Country: United States
- State: California
- Population: 14,158 (2016)
- Latitude: 40° 10.7' N (40.17849°)
- Longitude: 122° 14.1' W (-122.23583°)
- Elevation: 93 m/304 ft. above sea level
- Time zone: America/Los_Angeles (UTC -08:00); DST observed (UTC -07:00)
- Alternate names: Covertsburg, Leodocia, Red Bluffs, Redbluff