| Firmo | |
| Official Name: | Comune di Firmo |
| Coordinates: | 39.7167°N 26°W |
| Province: | (CS) |
| Mayor: | Giuseppe Bosco |
| Area Total Km2: | 11.7 |
| Population Footnotes: | [1] |
| Population Total: | 2365 |
| Population Demonym: | Firmensi |
| Elevation M: | 370 |
| Saint: | Athanasius of Alexandria |
| Postal Code: | 87010 |
| Area Code: | 0981 |
| Istat: | 078054 |
Firmo (Ferme; Calabrian: Neapolitan: Fìrmu) is a town and comune in the province of Cosenza in the Calabria region of southern Italy, housing a large community of ethnic Albanians.