| Saint-Pierre-d'Oléron | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason Saint-Pierre-d'Oléron.svg |
| Arrondissement: | Rochefort |
| Canton: | Île d'Oléron |
| Insee: | 17385 |
| Postal Code: | 17310 |
| Mayor: | Christophe Sueur[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Île-d'Oléron |
| Coordinates: | 45.9436°N -1.3058°W |
| Elevation M: | 2 |
| Elevation Min M: | 0 |
| Elevation Max M: | 15 |
| Area Km2: | 40.55 |
Saint-Pierre-d'Oléron (in French pronounced as /sɛ̃ pjɛʁ dɔleʁɔ̃/,) is a commune in the French department of Charente-Maritime, southwestern France. It is located on the island of Oléron. As the largest city on the island, it is widely considered to be the island's main city.