| Hermeray | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Hermeray (Yvelines).svg |
| Arrondissement: | Rambouillet |
| Canton: | Rambouillet |
| Insee: | 78307 |
| Postal Code: | 78125 |
| Mayor: | Evelyne Marchal[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Rambouillet Territoires |
| Coordinates: | 48.6506°N 1.6889°W |
| Elevation M: | 134 |
| Elevation Min M: | 119 |
| Elevation Max M: | 174 |
| Area Km2: | 18.07 |
Hermeray (in French ɛʁməʁɛ/) is a commune in the Yvelines département in the Île-de-France region in north-central France.