| Fiac | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Fiac (Tarn).svg |
| Arrondissement: | Castres |
| Canton: | Plaine de l'Agoût |
| Insee: | 81092 |
| Postal Code: | 81500 |
| Mayor: | Judith Ajchenbaum[1] |
| Term: | 2023 - 2026 |
| Intercommunality: | Lautrécois-Pays d'Agout |
| Coordinates: | 43.7025°N 1.9078°W |
| Elevation M: | 250 |
| Elevation Min M: | 115 |
| Elevation Max M: | 252 |
| Area Km2: | 25 |
Fiac (pronounced as /fr/) is a commune in the Tarn department in southern France.