| Montclar | |
| Commune Status: | Commune |
| Arrondissement: | Millau |
| Canton: | Causses-Rougiers |
| Insee: | 12149 |
| Postal Code: | 12550 |
| Mayor: | Marina Vidal-Condomines[1] |
| Term: | 2021 - 2026 |
| Coordinates: | 43.97°N 2.65°W |
| Elevation M: | 630 |
| Elevation Min M: | 221 |
| Elevation Max M: | 669 |
| Area Km2: | 12.80 |
Montclar (in French pronounced as /mɔ̃klaʁ/) is a commune in the Aveyron department in southern France.