| Santeuil | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Santeuil (Val-d'Oise).svg |
| Coordinates: | 49.1264°N 1.9522°W |
| Arrondissement: | Pontoise |
| Canton: | Pontoise |
| Mayor: | Florent Ambrosino[1] |
| Term: | 2021 - 2026 |
| Elevation Min M: | 50 |
| Elevation Max M: | 121 |
| Area Km2: | 5.34 |
| Insee: | 95584 |
| Postal Code: | 95640 |
Santeuil (in French pronounced as /sɑ̃tœj/) is a commune in the Val-d'Oise département in Île-de-France in northern France. Inhabitants are known as Santeuillais (male) or Santeuillaises (female).