| Locmélar | |
| Native Name: | Lokmelar |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Locmélar (29).svg |
| Coordinates: | 48.4542°N -4.0639°W |
| Insee: | 29131 |
| Postal Code: | 29400 |
| Arrondissement: | Morlaix |
| Canton: | Landivisiau |
| Mayor: | Bruno Cadiou[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Pays de Landivisiau |
| Elevation Min M: | 47 |
| Elevation Max M: | 191 |
| Area Km2: | 15.55 |
Locmélar (in French pronounced as /lɔkmelaʁ/; Breton: Lokmelar) is a commune in the Finistère department of Brittany in north-western France.
From the Breton loc which means hermitage (cf.: Locminé) and Mélar who is a Breton saint.
Inhabitants of Locmélar are called in French Locmélariens.