| Saint-Ouen-le-Mauger | |
| Commune Status: | Commune |
| Arrondissement: | Dieppe |
| Canton: | Luneray |
| Insee: | 76629 |
| Postal Code: | 76730 |
| Mayor: | Philippe Gosse[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CC Terroir de Caux |
| Coordinates: | 49.7594°N 0.9625°W |
| Elevation M: | 135 |
| Elevation Min M: | 90 |
| Elevation Max M: | 141 |
| Area Km2: | 6.06 |
Saint-Ouen-le-Mauger is a commune in the Seine-Maritime department in the Normandy region in northern France.
A small farming village situated in the Pays de Caux, on the D101 road, some 12miles southwest of Dieppe.