Seaford
- Country: United States
- State: Delaware
- Population: 7,736 (2016)
- Latitude: 38° 38.5' N (38.64123°)
- Longitude: 75° 36.7' W (-75.61104°)
- Elevation: 7 m/23 ft. above sea level
- Time zone: America/New_York (UTC -05:00); DST observed (UTC -04:00)
- Alternate names: Hoopers Landing, Hooper's Landing, Seaford City, Seford