| Saint-Martin-lès-Seyne | |
| Commune Status: | Commune |
| Arrondissement: | Digne-les-Bains |
| Canton: | Seyne |
| Insee: | 04191 |
| Postal Code: | 04140 |
| Mayor: | Childéric Reboul[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Provence-Alpes Agglomération |
| Coordinates: | 44.3864°N 6.2575°W |
| Elevation M: | 1100 |
| Elevation Min M: | 840 |
| Elevation Max M: | 1662 |
| Area Km2: | 12.27 |
Saint-Martin-lès-Seyne (in French pronounced as /sɛ̃ maʁtɛ̃ lɛ sɛn/, literally Saint-Martin near Seyne; Vivaro-Alpine: Sant Martin de Sèina) is a commune in the Alpes-de-Haute-Provence department in southeastern France. With 13 inhabitants (as of 2019), it is the second least populated commune in the department, after Majastres.[2]