| Grumesnil | |
| Commune Status: | Commune |
| Arrondissement: | Dieppe |
| Canton: | Gournay-en-Bray |
| Insee: | 76332 |
| Postal Code: | 76440 |
| Mayor: | Jacques Buquet[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CC 4 rivières |
| Coordinates: | 49.61°N 1.6933°W |
| Elevation M: | 170 |
| Elevation Min M: | 167 |
| Elevation Max M: | 229 |
| Area Km2: | 11.16 |
Grumesnil (pronounced as /fr/) is a commune in the Seine-Maritime department in the Normandy region in northern France.
Grumesnil is a farming village situated in the Pays de Bray, some 40miles southeast of Dieppe at the junction of the D105 and the D8 roads. The commune borders the neighbouring département of Oise.