| Luc-sur-Aude | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Luc-sur-Aude 11.svg |
| Arrondissement: | Limoux |
| Canton: | La Haute-Vallée de l'Aude |
| Insee: | 11209 |
| Postal Code: | 11190 |
| Mayor: | Jean-Claude Pons[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 42.96°N 2.2711°W |
| Elevation M: | 235 |
| Elevation Min M: | 217 |
| Elevation Max M: | 561 |
| Area Km2: | 7.67 |
Luc-sur-Aude (pronounced as /fr/, literally Luc on Aude; oc|Luc d'Aude) is a commune in the Aude department in southern France.