| La Mézière | |
| Native Name: | (Gallo) |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr La Mezière (Ille-et-Vilaine).svg |
| Coordinates: | 48.2189°N -1.7544°W |
| Insee: | 35177 |
| Postal Code: | 35520 |
| Arrondissement: | Rennes |
| Canton: | Melesse |
| Mayor: | Pascal Goriaux[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Val d'Ille-Aubigné |
| Elevation Min M: | 39 |
| Elevation Max M: | 114 |
| Area Km2: | 16.23 |
| Image Flag: | Flag of La Mézière.gif |
La Mézière (in French pronounced as /la mezjɛʁ/; ; Gallo: La Maézierr) is a commune in the Ille-et-Vilaine department in Brittany in northwestern France.
In 2008, 0.84% of primary-school children attended bilingual schools.
Inhabitants of La Mézière are called Macériens in French.