| Mariac | |
| Commune Status: | Commune |
| Arrondissement: | Tournon-sur-Rhône |
| Canton: | Haut-Eyrieux |
| Insee: | 07150 |
| Postal Code: | 07160 |
| Mayor: | Marcel Cotta[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 44.8817°N 4.365°W |
| Elevation M: | 520 |
| Elevation Min M: | 508 |
| Elevation Max M: | 1075 |
| Area Km2: | 16.39 |
Mariac (in French pronounced as /maʁjak/) is a commune in the Ardèche department in the south of France.