| Saint-Quay-Portrieux | |
| Commune Status: | Commune |
| Image Flag: | Flag of Saint-Quay-Portrieux 02.svg |
| Image Coat Of Arms: | CoA fr SQP.svg |
| Coordinates: | 48.6475°N -2.8278°W |
| Insee: | 22325 |
| Postal Code: | 22410 |
| Arrondissement: | Saint-Brieuc |
| Canton: | Plouha |
| Mayor: | Thierry Simelière[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Saint-Brieuc Armor |
| Elevation Min M: | 0 |
| Elevation Max M: | 74 |
| Area Km2: | 3.87 |
Saint-Quay-Portrieux (in French pronounced as /sɛ̃ kɛ pɔʁtʁijø/; Breton: Sant-Ke-Porzh-Olued) is a commune in the Côtes-d'Armor department of Brittany in northwestern France.
Inhabitants of Saint-Quay-Portrieux are called quinocéens in French.