| Chagny | |
| Commune Status: | Commune |
| Arrondissement: | Charleville-Mézières |
| Canton: | Nouvion-sur-Meuse |
| Insee: | 08095 |
| Postal Code: | 08430 |
| Mayor: | Vincent Iaconelli[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Crêtes Préardennaises |
| Coordinates: | 49.5769°N 4.7061°W |
| Elevation M: | 185 |
| Elevation Min M: | 177 |
| Elevation Max M: | 267 |
| Area Km2: | 13.35 |
Chagny (in French pronounced as /ʃaɲi/) is a commune in the Ardennes department in northern France.