| Saint-Sigismond | |
| Commune Status: | Commune |
| Arrondissement: | Fontenay-le-Comte |
| Canton: | Fontenay-le-Comte |
| Insee: | 85269 |
| Postal Code: | 85420 |
| Mayor: | Denis La Mache[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Vendée Sèvre Autise |
| Coordinates: | 46.3511°N -0.6889°W |
| Elevation Min M: | 1 |
| Elevation Max M: | 18 |
| Area Km2: | 10.46 |
Saint-Sigismond (pronounced as /fr/) is a commune in the Vendée department in the Pays de la Loire region in western France.