| Cassaignes | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Cassaignes (Aude).svg |
| Arrondissement: | Limoux |
| Canton: | La Haute-Vallée de l'Aude |
| Insee: | 11073 |
| Postal Code: | 11190 |
| Mayor: | Serge Ferrié[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 42.9467°N 2.3°W |
| Elevation M: | 269 |
| Elevation Min M: | 252 |
| Elevation Max M: | 486 |
| Area Km2: | 3.74 |
Cassaignes (in French pronounced as /kasɛɲ/; Occitan (post 1500);: Cassanhas) is a commune in the Aude department in southern France.