| Ancretteville-sur-Mer | |
| Commune Status: | Commune |
| Arrondissement: | Le Havre |
| Canton: | Fécamp |
| Insee: | 76011 |
| Postal Code: | 76540 |
| Mayor: | Jean-Louis Panel[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Fécamp Caux Littoral |
| Coordinates: | 49.7892°N 0.5122°W |
| Elevation M: | 98 |
| Elevation Min M: | 49 |
| Elevation Max M: | 108 |
| Area Km2: | 3.15 |
Ancretteville-sur-Mer (in French pronounced as /ɑ̃kʁɛtvil syʁ mɛʁ/, literally Ancretteville on Sea) is a commune in the Seine-Maritime department in the Normandy region in northern France.
A small farming village situated some 32miles northeast of Le Havre, at the junction of the D33 and the D68.