| Lamontgie | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Lamontgie (Puy-de-Dôme).svg |
| Arrondissement: | Issoire |
| Canton: | Brassac-les-Mines |
| Insee: | 63185 |
| Postal Code: | 63570 |
| Mayor: | Nadine Herbst[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Agglo Pays d'Issoire |
| Coordinates: | 45.4756°N 3.3344°W |
| Elevation M: | 482 |
| Elevation Min M: | 410 |
| Elevation Max M: | 676 |
| Area Km2: | 7.09 |
Lamontgie (in French pronounced as /lamɔ̃ʒi/; Occitan (post 1500);: La Mongiá) is a commune in the Puy-de-Dôme department in Auvergne in central France.