| Saint-M'Hervé | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Saint-M'Hervé 35.svg |
| Coordinates: | 48.1794°N -1.1147°W |
| Insee: | 35300 |
| Postal Code: | 35500 |
| Arrondissement: | Fougères-Vitré |
| Canton: | Vitré |
| Mayor: | Elisabeth Brun[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Vitré Communauté |
| Elevation Min M: | 72 |
| Elevation Max M: | 171 |
| Area Km2: | 29.68 |
Saint-M'Hervé (in French pronounced as /sɛ̃ mɛʁve/;) is a commune in the Ille-et-Vilaine department in Brittany in northwestern France.
Inhabitants of Saint-M'Hervé are called saint-m'hervéens in French.