| Tignac | |
| Commune Status: | Commune |
| Arrondissement: | Foix |
| Canton: | Haute-Ariège |
| Insee: | 09311 |
| Postal Code: | 09110 |
| Mayor: | Joseph Ferrand[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 42.7467°N 1.7958°W |
| Elevation M: | 840 |
| Elevation Min M: | 720 |
| Elevation Max M: | 1440 |
| Area Km2: | 3.53 |
Tignac (pronounced as /fr/; oc|Tinhac) is a commune in the Ariège department in southwestern France.
Inhabitants of Tignac are called Tignacois.