| Lay-Saint-Christophe | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Lay-Saint-Christophe (Meurthe-et-Moselle).svg |
| Arrondissement: | Nancy |
| Canton: | Entre Seille et Meurthe |
| Insee: | 54305 |
| Postal Code: | 54690 |
| Mayor: | Patrick Medart[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CC Bassin de Pompey |
| Coordinates: | 48.7489°N 6.2014°W |
| Elevation M: | 200 |
| Elevation Min M: | 180 |
| Elevation Max M: | 380 |
| Area Km2: | 11.59 |
Lay-Saint-Christophe (in French pronounced as /lɛ sɛ̃ kʁistɔf/) is a commune in the Meurthe-et-Moselle department in north-eastern France.