| Sanxay | |
| Commune Status: | Commune |
| Arrondissement: | Poitiers |
| Canton: | Lusignan |
| Insee: | 86253 |
| Postal Code: | 86600 |
| Mayor: | Catherine Forestier[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CU Grand Poitiers |
| Coordinates: | 46.4953°N -0.0058°W |
| Elevation M: | 117 |
| Elevation Min M: | 117 |
| Elevation Max M: | 176 |
| Area Km2: | 24.13 |
Sanxay (in French pronounced as /sɑ̃sɛ/) is a commune in the Vienne department in the Nouvelle-Aquitaine region in western France. The population of Sanxay - as of 2017 - was 548.