| Mesnil-Mauger | |
| Commune Status: | Commune |
| Arrondissement: | Dieppe |
| Canton: | Gournay-en-Bray |
| Insee: | 76432 |
| Postal Code: | 76440 |
| Mayor: | Claude Lefebvre[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CC 4 rivières |
| Coordinates: | 49.6731°N 1.5186°W |
| Elevation M: | 160 |
| Elevation Min M: | 101 |
| Elevation Max M: | 202 |
| Area Km2: | 8.28 |
Mesnil-Mauger is a commune in the Seine-Maritime department in the Normandy region in northern France.
A farming village situated by the banks of the river Béthune in the Pays de Bray, some 32miles southeast of Dieppe at the junction of the D120, the D102 and the D1314 roads.