| Saint-Firmin | |
| Commune Status: | Commune |
| Coordinates: | 47.0442°N 3.3925°W |
| Insee: | 58239 |
| Postal Code: | 58270 |
| Arrondissement: | Nevers |
| Canton: | Guérigny |
| Mayor: | Marie-Christine Amiot[1] |
| Term: | 2020 - 2026 |
| Elevation Min M: | 235 |
| Elevation Max M: | 354 |
| Area Km2: | 10.40 |
Saint-Firmin (in French pronounced as /sɛ̃ fiʁmɛ̃/) is a commune in the Nièvre department in central France.[2]