Newton
- Country: United States
- State: Kansas
- Population: 19,105 (2016)
- Latitude: 38° 2.8' N (38.04668°)
- Longitude: 97° 20.7' W (-97.34504°)
- Elevation: 441 m/1,447 ft. above sea level
- Time zone: America/Chicago (UTC -06:00); DST observed (UTC -05:00)
- Alternate names: Newton City