| Germisay | |
| Commune Status: | Commune |
| Arrondissement: | Saint-Dizier |
| Canton: | Poissons |
| Insee: | 52219 |
| Postal Code: | 52230 |
| Mayor: | Amandine Fournier[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 48.3986°N 5.3578°W |
| Elevation M: | 376 |
| Elevation Min M: | 335 |
| Elevation Max M: | 421 |
| Area Km2: | 6.73 |
Germisay (in French pronounced as /ʒɛʁmizɛ/) is a commune in the Haute-Marne department in north-eastern France.