| Mosnay | |
| Commune Status: | Commune |
| Arrondissement: | Châteauroux |
| Canton: | Argenton-sur-Creuse |
| Insee: | 36131 |
| Postal Code: | 36200 |
| Mayor: | René Delfour[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Éguzon - Argenton - Vallée de la Creuse |
| Coordinates: | 46.6231°N 1.6306°W |
| Elevation M: | 169 |
| Elevation Min M: | 116 |
| Elevation Max M: | 227 |
| Area Km2: | 25.28 |
Mosnay (in French pronounced as /monɛ/) is a commune in the Indre department in central France.
The Bouzanne forms part of the commune's northwestern border.