| Le Montellier | |
| Commune Status: | Commune |
| Arrondissement: | Belley |
| Canton: | Meximieux |
| Insee: | 01260 |
| Postal Code: | 01800 |
| Mayor: | Patrice Martin[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Plaine de l'Ain |
| Coordinates: | 45.9333°N 5.0667°W |
| Elevation M: | 290 |
| Elevation Min M: | 267 |
| Elevation Max M: | 297 |
| Area Km2: | 15.4 |
Le Montellier (in French pronounced as /lə mɔ̃təlje/) is a commune in the Ain department in eastern France.