| Saint-Martin-Petit | |
| Commune Status: | Commune |
| Arrondissement: | Marmande |
| Canton: | Les Coteaux de Guyenne |
| Insee: | 47257 |
| Postal Code: | 47180 |
| Mayor: | Marie-France Bonneau[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Val de Garonne Agglomération |
| Coordinates: | 44.5628°N 0.0856°W |
| Elevation M: | 102 |
| Elevation Min M: | 15 |
| Elevation Max M: | 114 |
| Area Km2: | 6.39 |
Saint-Martin-Petit (in French pronounced as /sɛ̃ maʁtɛ̃ pəti/; Occitan (post 1500);: Sent Martin Petit) is a commune in the Lot-et-Garonne department in south-western France.[2]