| Trévérien | |
| Commune Status: | Commune |
| Coordinates: | 48.3717°N -1.9269°W |
| Insee: | 35345 |
| Postal Code: | 35190 |
| Arrondissement: | Saint-Malo |
| Canton: | Combourg |
| Mayor: | Vincent Melcion[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CC Bretagne Romantique |
| Elevation Min M: | 13 |
| Elevation Max M: | 68 |
| Area Km2: | 12.08 |
Trévérien (in French pronounced as /tʁeveʁjɛ̃/; Breton: Treverian) is a commune in the Ille-et-Vilaine department of Brittany in northwestern France.
Inhabitants of Trévérien are called Trévérienais in French.