| Montertelot | |
| Native Name: | Mousterdelav |
| Commune Status: | Commune |
| Coordinates: | 47.8814°N -2.4208°W |
| Arrondissement: | Pontivy |
| Canton: | Ploërmel |
| Insee: | 56139 |
| Postal Code: | 56800 |
| Mayor: | Nellie Jolivet[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Ploërmel |
| Elevation M: | 25 |
| Elevation Min M: | 19 |
| Elevation Max M: | 100 |
| Area Km2: | 2.64 |
Montertelot (in French pronounced as /mɔ̃tɛʁtəlo/;) is a commune in the Morbihan department in Brittany in north-western France.[2] It is situated between the cities of Rennes and Vannes, about 6 km from Ploërmel. Inhabitants of Montertelot are called Montertelotais.