| Lucy | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason de la ville de Lucy (Moselle).svg |
| Arrondissement: | Sarrebourg-Château-Salins |
| Canton: | Le Saulnois |
| Insee: | 57424 |
| Postal Code: | 57590 |
| Mayor: | Joël Pierrard[1] |
| Term: | 2021 - 2026 |
| Intercommunality: | CC du Saulnois |
| Coordinates: | 48.9425°N 6.4708°W |
| Elevation M: | 250 |
| Elevation Min M: | 228 |
| Elevation Max M: | 315 |
| Area Km2: | 7.36 |
Lucy (in French pronounced as /lysi/;) is a commune in the Moselle department in Grand Est in north-eastern France.