| Noailhac | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Noailhac (Tarn).svg |
| Arrondissement: | Castres |
| Canton: | Mazamet-1 |
| Insee: | 81196 |
| Postal Code: | 81490 |
| Mayor: | Francis Mathieu[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Castres Mazamet |
| Coordinates: | 43.5747°N 2.3531°W |
| Elevation M: | 227 |
| Elevation Min M: | 212 |
| Elevation Max M: | 475 |
| Area Km2: | 20.77 |
Noailhac (in French pronounced as /nɔajak/; Occitan (post 1500);: Noalhac) is a commune in the Tarn department in southern France.