| Saint-Quantin-de-Rançanne | |
| Commune Status: | Commune |
| Arrondissement: | Jonzac |
| Canton: | Pons |
| Insee: | 17388 |
| Postal Code: | 17800 |
| Mayor: | Jean-Pierre Bouchet[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Haute-Saintonge |
| Coordinates: | 45.5339°N -0.5928°W |
| Elevation M: | 40 |
| Elevation Min M: | 19 |
| Elevation Max M: | 47 |
| Area Km2: | 9.11 |
Saint-Quantin-de-Rançanne (pronounced as /fr/) is a commune in the Charente-Maritime department in southwestern France.