| La Couarde-sur-Mer | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr La Couarde-sur-Mer 17.svg |
| Arrondissement: | La Rochelle |
| Canton: | Île de Ré |
| Insee: | 17121 |
| Postal Code: | 17670 |
| Mayor: | Patrick Rayton[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Île de Ré |
| Coordinates: | 46.1956°N -1.4242°W |
| Elevation M: | 5 |
| Elevation Min M: | 0 |
| Elevation Max M: | 17 |
| Area Km2: | 8.80 |
La Couarde-sur-Mer (in French pronounced as /la kwaʁd syʁ mɛʁ/, literally La Couarde on Sea) is a commune in the Charente-Maritime department, Nouvelle-Aquitaine, southwestern France. It is situated on the Île de Ré.