| Bonnemain | |
| Native Name: | (Gallo) |
| Commune Status: | Commune |
| Coordinates: | 48.4672°N -1.7647°W |
| Insee: | 35029 |
| Postal Code: | 35270 |
| Arrondissement: | Saint-Malo |
| Canton: | Combourg |
| Mayor: | Marcel Piot[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CC Bretagne Romantique |
| Elevation Min M: | 43 |
| Elevation Max M: | 108 |
| Area Km2: | 23.77 |
Bonnemain (in French pronounced as /bɔnmɛ̃/; Gallo: Bonemein,) is a commune in the Ille-et-Vilaine department of the region in Brittany in northwestern France.
Inhabitants of Bonnemain are called Bonnemainésiens in French.