| Troarn | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason Troarn.svg |
| Arrondissement: | Caen |
| Canton: | Troarn |
| Intercommunality: | CU Caen Mer |
| Insee: | 14712 |
| Postal Code: | 14670 |
| Mayor: | Christian Le Bas[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 49.1822°N -0.1833°W |
| Elevation M: | 36 |
| Elevation Min M: | 2 |
| Elevation Max M: | 61 |
| Area Km2: | 11.53 |
Troarn (in French pronounced as /tʁɔ.aʁn/) is a commune in the Calvados in the Normandy region in northwestern France. On 1 January 2017, it was merged into the new commune Saline,[2] but this merger was undone on 31 December 2019.[3]