Clinton
- Country: United States
- State: Connecticut
- Population: 3,368 (2010)
- Latitude: 41° 16.7' N (41.27871°)
- Longitude: 72° 31.7' W (-72.52759°)
- Elevation: 8 m/28 ft. above sea level
- Time zone: America/New_York (UTC -05:00); DST observed (UTC -04:00)
- Alternate names: Clinton CDP, Hammonassett, Killingworth, Old Killingworth