| Pédernec | |
| Native Name: | Pederneg |
| Commune Status: | Commune |
| Coordinates: | 48.5978°N -3.2686°W |
| Insee: | 22164 |
| Postal Code: | 22540 |
| Arrondissement: | Guingamp |
| Canton: | Bégard |
| Mayor: | Séverine Le Bras[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Guingamp-Paimpol Agglomération |
| Elevation Min M: | 102 |
| Elevation Max M: | 302 |
| Area Km2: | 27.05 |
Pédernec (in French pronounced as /pedɛʁnɛk/;) is a commune in the Côtes-d'Armor department of Brittany in northwestern France.
Inhabitants of Pédernec are called pédernécois in French.