| Lillemer | |
| Commune Status: | Commune |
| Coordinates: | 48.5656°N -1.8592°W |
| Insee: | 35153 |
| Postal Code: | 35111 |
| Arrondissement: | Saint-Malo |
| Canton: | Dol-de-Bretagne |
| Mayor: | David Jullien[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Pays de Saint-Malo |
| Elevation Min M: | 1 |
| Elevation Max M: | 13 |
| Area Km2: | 3.74 |
Lillemer (in French pronounced as /lilmɛʁ/; Breton: Enez-Veur) is a commune in the Ille-et-Vilaine department of Brittany in northwestern France. As of 2019, the population was 367.
Inhabitants of Lillemer are called in French lillemérois or lillemériens.