| Gaillac-d'Aveyron | |
| Commune Status: | Commune |
| Arrondissement: | Rodez |
| Canton: | Lot et Palanges |
| Insee: | 12107 |
| Postal Code: | 12310 |
| Mayor: | François Lacaze[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CC des Causses à l'Aubrac |
| Coordinates: | 44.3564°N 2.9294°W |
| Elevation M: | 621 |
| Elevation Min M: | 584 |
| Elevation Max M: | 975 |
| Area Km2: | 29.03 |
Gaillac-d'Aveyron is a commune in the Aveyron department in Occitanie region in southern France.