| Saint-Mathurin | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Saint-Mathurin(85).svg |
| Arrondissement: | Les Sables-d'Olonne |
| Canton: | Talmont-Saint-Hilaire |
| Insee: | 85250 |
| Postal Code: | 85150 |
| Mayor: | Albert Bouard[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Les Sables d'Olonne Agglomération |
| Coordinates: | 46.5658°N -1.7133°W |
| Elevation Min M: | 1 |
| Elevation Max M: | 44 |
| Area Km2: | 23.51 |
Saint-Mathurin (in French pronounced as /sɛ̃ matyʁɛ̃/) is a commune in the Vendée department in the Pays de la Loire region in western France.