| Montmaur | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Montmaur (Aude).svg |
| Arrondissement: | Carcassonne |
| Canton: | Le Bassin chaurien |
| Insee: | 11252 |
| Postal Code: | 11320 |
| Mayor: | Gilles Terrisson[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 43.3944°N 1.8447°W |
| Elevation M: | 210 |
| Elevation Min M: | 188 |
| Elevation Max M: | 306 |
| Area Km2: | 12.61 |
Montmaur (in French pronounced as /mɔ̃mɔʁ/) is a commune in the Aude department in southern France.