| Luzy-sur-Marne | |
| Commune Status: | Commune |
| Arrondissement: | Chaumont |
| Canton: | Chaumont-3 |
| Insee: | 52297 |
| Postal Code: | 52000 |
| Mayor: | Magali Gueny[1] |
| Term: | 2021 - 2026 |
| Intercommunality: | CA Chaumont |
| Coordinates: | 48.0578°N 5.1861°W |
| Elevation M: | 275 |
| Area Km2: | 16.11 |
Luzy-sur-Marne (pronounced as /fr/, literally Luzy on Marne) is a commune in the Haute-Marne department in north-eastern France.