| Rahay | |
| Commune Status: | Commune |
| Arrondissement: | Mamers |
| Canton: | Saint-Calais |
| Insee: | 72250 |
| Postal Code: | 72120 |
| Mayor: | Isabelle David[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Vallées de la Braye et de l'Anille |
| Coordinates: | 47.9619°N 0.8325°W |
| Area Km2: | 19 |
| Demonym: | Rahaysien, Rahaysienne |
Rahay (in French pronounced as /ʁa.ɛ/) is a commune in the Sarthe department in the region of Pays de la Loire in north-western France.