| Mazuby | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Mazuby-1696 (Aude).svg |
| Arrondissement: | Limoux |
| Canton: | La Haute-Vallée de l'Aude |
| Insee: | 11229 |
| Postal Code: | 11140 |
| Mayor: | Francis Savy[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 42.8022°N 2.0339°W |
| Elevation M: | 940 |
| Elevation Min M: | 749 |
| Elevation Max M: | 1933 |
| Area Km2: | 8.96 |
Mazuby (in French pronounced as /mazybi/; Occitan (post 1500);: Masubi) is a commune in the Aude department in southern France.