| Treize-Septiers | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Treize-Septiers (Vendée).svg |
| Arrondissement: | La Roche-sur-Yon |
| Canton: | Montaigu-Vendée |
| Insee: | 85295 |
| Postal Code: | 85600 |
| Mayor: | Isabelle Rivière[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Terres de Montaigu |
| Coordinates: | 46.9853°N -1.2292°W |
| Elevation Min M: | 48 |
| Elevation Max M: | 89 |
| Area Km2: | 21.84 |
Treize-Septiers (in French pronounced as /tʁɛz sɛptje/) is a commune in the Vendée department in the Pays de la Loire region in western France.