| Saint-Hervé | |
| Native Name: | Sant-Herve |
| Commune Status: | Commune |
| Coordinates: | 48.2778°N -2.8264°W |
| Insee: | 22300 |
| Postal Code: | 22460 |
| Arrondissement: | Saint-Brieuc |
| Canton: | Guerlédan |
| Mayor: | Nicole Le Couédic[1] |
| Term: | 2020 - 2026 |
| Elevation Min M: | 138 |
| Elevation Max M: | 262 |
| Area Km2: | 9.83 |
Saint-Hervé is a commune in the Côtes-d'Armor département of Brittany in northwestern France.