| Tréveneuc | |
| Native Name: | Treveneg |
| Commune Status: | Commune |
| Image Flag: | Flag of Tréveneuc.svg |
| Image Coat Of Arms: | COA fr Tréveneuc.svg |
| Coordinates: | 48.6644°N -2.8689°W |
| Insee: | 22377 |
| Postal Code: | 22410 |
| Arrondissement: | Saint-Brieuc |
| Canton: | Plouha |
| Mayor: | Marcel Sérandour[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Saint-Brieuc Armor |
| Elevation Min M: | 0 |
| Elevation Max M: | 87 |
| Area Km2: | 6.65 |
Tréveneuc (in French pronounced as /tʁevnœk/; Breton: Treveneg) is a commune in the Côtes-d'Armor department of Brittany in northwestern France.
Inhabitants of Tréveneuc are called tréveneucois in French.