| Saint-Goazec | |
| Native Name: | Sant-Wazeg |
| Commune Status: | Commune |
| Coordinates: | 48.1644°N -3.7808°W |
| Arrondissement: | Châteaulin |
| Canton: | Briec |
| Insee: | 29249 |
| Postal Code: | 29520 |
| Mayor: | Stéphane Guillou[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Haute Cornouaille |
| Elevation Min M: | 33 |
| Elevation Max M: | 295 |
| Area Km2: | 33.76 |
Saint-Goazec (in French pronounced as /sɛ̃ ɡwazɛk/; Breton: Sant-Wazeg) in commune in the Finistère department of Brittany in northwestern France.
Inhabitants of Saint-Goazec are called in French Saint-Goaziens. The commune's population peaks in 1906.
Saint-Goazec lies on the northern slope of the Montagnes Noires (french, Black Mountains). The canal de Nantes à Brest, which is the canalized river Aulne, forms the commune's northern border.