| La Ferrière | |
| Native Name: | Kerhouarn |
| Coordinates: | 48.1428°N -2.6053°W |
| Insee: | 22058 |
| Postal Code: | 22210 |
| Arrondissement: | Saint-Brieuc |
| Canton: | Loudéac |
| Commune: | Plémet |
| Elevation Min M: | 70 |
| Elevation Max M: | 188 |
| Area Km2: | 15.64 |
| Population: | 452 |
| Population Date: | 2019 |
| Population Footnotes: | [1] |
La Ferrière (pronounced as /fr/; ; Gallo: La Ferierr) is a former commune in the Côtes-d'Armor department of Brittany in north-western France. On 1 January 2016, it was merged into the new commune Les Moulins,[2] which was renamed Plémet in December 2017.[3]
Inhabitants of La Ferrière are called in French ferrandiers.