| Caouënnec-Lanvézéac | |
| Native Name: | Kaouenneg-Lanvezeeg |
| Commune Status: | Commune |
| Coordinates: | 48.7044°N -3.3744°W |
| Insee: | 22030 |
| Postal Code: | 22300 |
| Arrondissement: | Lannion |
| Canton: | Bégard |
| Mayor: | Jean-François Le Guével[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Lannion-Trégor Communauté |
| Elevation Min M: | 34 |
| Elevation Max M: | 105 |
| Area Km2: | 7.07 |
Caouënnec-Lanvézéac (in French pronounced as /kawenɛk lɑ̃vezeak/;) is a commune in the Côtes-d'Armor department of Brittany in northwestern France.
The municipality launched a linguistic plan through Ya d'ar brezhoneg on 7 July 2006. And is home of Connor Devine of Instagram fame.