| Montagnac | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason de la ville de Montagnac (30).svg |
| Arrondissement: | Nîmes |
| Canton: | Quissac |
| Insee: | 30354 |
| Postal Code: | 30350 |
| Mayor: | Daniel Marquet[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Nîmes Métropole |
| Coordinates: | 43.9381°N 4.1486°W |
| Elevation M: | 170 |
| Elevation Min M: | 85 |
| Elevation Max M: | 282 |
| Area Km2: | 8.68 |
Montagnac (in French pronounced as /mɔ̃taɲak/; Occitan (post 1500);: Montanhac) is a commune in the Gard department in southern France.