| Leuchey | |
| Commune Status: | Commune |
| Arrondissement: | Langres |
| Canton: | Villegusien-le-Lac |
| Insee: | 52285 |
| Postal Code: | 52190 |
| Mayor: | Yoann Laurent[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Auberive Vingeanne et Montsaugeonnais |
| Coordinates: | 47.7292°N 5.2142°W |
| Elevation M: | 450 |
| Elevation Min M: | 352 |
| Elevation Max M: | 482 |
| Area Km2: | 5.48 |
Leuchey (in French pronounced as /løʃɛ/) is a commune in the Haute-Marne department in north-eastern France.