| Le Mesnillard | |
| Commune Status: | Commune |
| Arrondissement: | Avranches |
| Canton: | Saint-Hilaire-du-Harcouët |
| Insee: | 50315 |
| Postal Code: | 50600 |
| Mayor: | Yves Gérard[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Mont-Saint-Michel-Normandie |
| Coordinates: | 48.6281°N -1.0717°W |
| Elevation M: | 96 |
| Elevation Min M: | 72 |
| Elevation Max M: | 205 |
| Area Km2: | 9.75 |
Le Mesnillard (in French pronounced as /lə mɛnilaʁ/) is a commune in the Manche department in Normandy in north-western France.