| Saint-Aigny | |
| Commune Status: | Commune |
| Arrondissement: | Le Blanc |
| Canton: | Le Blanc |
| Insee: | 36178 |
| Postal Code: | 36300 |
| Mayor: | Jean-Louis Chezeaux[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 46.6467°N 1.0261°W |
| Elevation M: | 90 |
| Elevation Min M: | 72 |
| Elevation Max M: | 141 |
| Area Km2: | 14.86 |
Saint-Aigny (in French pronounced as /sɛ̃.t‿ɛɲi/) is a commune in the Indre department in central France.
The commune is located in the parc naturel régional de la Brenne.