| Saint-Martin-d'Auxy | |
| Commune Status: | Commune |
| Insee: | 71449 |
| Postal Code: | 71390 |
| Arrondissement: | Chalon-sur-Saône |
| Canton: | Givry |
| Coordinates: | 46.7261°N 4.5519°W |
| Elevation M: | 480 |
| Elevation Min M: | 285 |
| Elevation Max M: | 463 |
| Area Km2: | 7.32 |
Saint-Martin-d'Auxy is a commune in the Saône-et-Loire department in the region of Bourgogne-Franche-Comté in eastern France.