| Vains | |
| Commune Status: | Commune |
| Arrondissement: | Avranches |
| Canton: | Avranches |
| Insee: | 50612 |
| Postal Code: | 50300 |
| Mayor: | Olivier Deville[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Mont-Saint-Michel-Normandie |
| Coordinates: | 48.6825°N -1.4108°W |
| Elevation Min M: | 5 |
| Elevation Max M: | 39 |
| Area Km2: | 8.58 |
Vains is a commune in the Manche department in Normandy in north-western France.