| Montgaillard-de-Salies | |
| Commune Status: | Commune |
| Arrondissement: | Saint-Gaudens |
| Canton: | Bagnères-de-Luchon |
| Insee: | 31376 |
| Postal Code: | 31260 |
| Mayor: | Sylvie Duchein[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Cagire Garonne Salat |
| Coordinates: | 43.0622°N 0.9322°W |
| Elevation M: | 315 |
| Elevation Min M: | 307 |
| Elevation Max M: | 424 |
| Area Km2: | 6.04 |
Montgaillard-de-Salies (pronounced as /fr/; oc|Montgalhard de Saliás) is a commune in the Haute-Garonne department of southwestern France.