| Saint-Quentin-de-Baron | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Saint-Quentin-de-Baron (Gironde).svg |
| Arrondissement: | Libourne |
| Canton: | Les Coteaux de Dordogne |
| Insee: | 33466 |
| Postal Code: | 33750 |
| Mayor: | Stéphanie Dupuy[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Libournais |
| Coordinates: | 44.8183°N -0.2858°W |
| Elevation M: | 62 |
| Elevation Min M: | 10 |
| Elevation Max M: | 80 |
| Area Km2: | 8.69 |
Saint-Quentin-de-Baron (in French pronounced as /sɛ̃ kɑ̃tɛ̃ də baʁɔ̃/, literally Saint-Quentin of Baron; Occitan (post 1500);: Sent Quentin de Baron) is a commune in the Gironde department in Nouvelle-Aquitaine in southwestern France.