| Bach | |
| Commune Status: | Commune |
| Arrondissement: | Cahors |
| Canton: | Marches du Sud-Quercy |
| Insee: | 46013 |
| Postal Code: | 46230 |
| Mayor: | Patrick Valette[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Pays de Lalbenque-Limogne |
| Coordinates: | 44.3514°N 1.6722°W |
| Elevation Min M: | 220 |
| Elevation Max M: | 337 |
| Area Km2: | 21.02 |
Bach is a commune in the Lot department in southwestern France.
The phosphate mines of Cloup d'Aural (French: [[:fr:Phosphatière du Cloup d'Aural|Phosphatière du Cloup d'Aural]]) are located here.