| Lésigny | |
| Commune Status: | Commune |
| Arrondissement: | Châtellerault |
| Canton: | Châtellerault-3 |
| Insee: | 86129 |
| Postal Code: | 86270 |
| Mayor: | Frédéric Pierron[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Grand Châtellerault |
| Coordinates: | 46.8494°N 0.7683°W |
| Elevation M: | 5013 |
| Elevation Min M: | 47 |
| Elevation Max M: | 138 |
| Area Km2: | 13.21 |
Lésigny (in French pronounced as /leziɲi/) is a commune in the Vienne department in the Nouvelle-Aquitaine region in western France.