| Saint-Martin-en-Vercors | |
| Commune Status: | Commune |
| Arrondissement: | Die |
| Canton: | Vercors-Monts du Matin |
| Insee: | 26315 |
| Postal Code: | 26420 |
| Mayor: | Andrée Sequier[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 45.023°N 5.443°W |
| Elevation M: | 780 |
| Elevation Min M: | 600 |
| Elevation Max M: | 1575 |
| Area Km2: | 27.13 |
Saint-Martin-en-Vercors (in French pronounced as /sɛ̃ maʁtɛ̃ ɑ̃ vɛʁkɔʁ/, literally Saint-Martin in Vercors; Vivaro-Alpine: Sant Martin de Vercòrs) is a commune in the Drôme department in southeastern France.