| Langrune-sur-Mer | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Langrune-sur-Mer (Calvados).svg |
| Arrondissement: | Caen |
| Canton: | Courseulles-sur-Mer |
| Insee: | 14354 |
| Postal Code: | 14830 |
| Mayor: | Jean-Luc Guingouain[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Cœur de Nacre |
| Coordinates: | 49.3231°N -0.3717°W |
| Elevation M: | 12 |
| Elevation Min M: | 3 |
| Elevation Max M: | 34 |
| Area Km2: | 4.74 |
Langrune-sur-Mer (pronounced as /fr/, literally Langrune on Sea) is a commune in the Calvados department in the Normandy region in northwestern France.
The commune is twinned with Fishbourne, UK since 1998.