| Meslin | |
| Native Name: | Melin |
| Coordinates: | 48.4453°N -2.5667°W |
| Insee: | 22151 |
| Postal Code: | 22400 |
| Arrondissement: | Saint-Brieuc |
| Canton: | Lamballe-Armor |
| Commune: | Lamballe-Armor |
| Elevation Min M: | 42 |
| Elevation Max M: | 97 |
| Area Km2: | 13.92 |
| Population: | 968 |
| Population Date: | 2019 |
| Population Footnotes: | [1] |
Meslin (pronounced as /fr/;) is a former commune in the Côtes-d'Armor department of Brittany in northwestern France. On 1 January 2016, it was merged into the commune Lamballe,[2] which was merged into the new commune Lamballe-Armor on 1 January 2019.[3]
Inhabitants of Meslin are called meslinois in French.