| Sailly | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Sailly (Haute-Marne).svg |
| Arrondissement: | Saint-Dizier |
| Canton: | Poissons |
| Insee: | 52443 |
| Postal Code: | 52230 |
| Mayor: | Elodie Fadel[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Bassin de Joinville en Champagne |
| Coordinates: | 48.4347°N 5.2742°W |
| Elevation M: | 270 |
| Elevation Min M: | 241 |
| Elevation Max M: | 392 |
| Area Km2: | 12.49 |
Sailly (in French pronounced as /saji/) is a commune in the Haute-Marne department in north-eastern France.