| La Grève-sur-Mignon | |
| Commune Status: | Commune |
| Arrondissement: | La Rochelle |
| Canton: | Marans |
| Insee: | 17182 |
| Postal Code: | 17170 |
| Mayor: | Roland Gallian[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 46.2514°N -0.7625°W |
| Elevation M: | 8 |
| Elevation Min M: | 1 |
| Elevation Max M: | 31 |
| Area Km2: | 11.48 |
La Grève-sur-Mignon (in French pronounced as /la ɡʁɛv syʁ miɲɔ̃/) is a commune in the Charente-Maritime department in southwestern France.
Before 1928, it was known as Saint-Martin-de-Villeneuve.
La Grève-sur-Mignon was the birthplace of: