| Saint-Martin-du-Puy | |
| Commune Status: | Commune |
| Arrondissement: | Langon |
| Canton: | Le Réolais et Les Bastides |
| Insee: | 33446 |
| Postal Code: | 33540 |
| Mayor: | Martine Lopez[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 44.6636°N -0.1806°W |
| Elevation M: | 109 |
| Elevation Min M: | 54 |
| Elevation Max M: | 113 |
| Area Km2: | 8.35 |
Saint-Martin-du-Puy (pronounced as /fr/; oc-gascon|Sent Martin deu Pot) is a commune in the Gironde department in Nouvelle-Aquitaine in southwestern France.