Osage Beach
- Country: United States
- State: Missouri
- Population: 4,456 (2016)
- Latitude: 38° 9' N (38.15031°)
- Longitude: 92° 37.1' W (-92.61796°)
- Elevation: 260 m/854 ft. above sea level
- Time zone: America/Chicago (UTC -06:00); DST observed (UTC -05:00)
- Alternate names: Zebra