| Saint-Martin-du-Bois | |
| Commune Status: | Commune |
| Arrondissement: | Libourne |
| Canton: | Le Nord-Libournais |
| Insee: | 33445 |
| Postal Code: | 33910 |
| Mayor: | Jean-Philippe Vironneau[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Libournais |
| Coordinates: | 45.0264°N -0.2658°W |
| Elevation M: | 40 |
| Elevation Min M: | 5 |
| Elevation Max M: | 81 |
| Area Km2: | 9.8 |
Saint-Martin-du-Bois (pronounced as /fr/) is a commune in the Gironde department in Nouvelle-Aquitaine in southwestern France.