| Bellegarde-en-Diois | |
| Commune Status: | Commune |
| Arrondissement: | Die |
| Canton: | Le Diois |
| Insee: | 26047 |
| Postal Code: | 26470 |
| Mayor: | Pascal Baudin[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Diois |
| Coordinates: | 44.5392°N 5.4283°W |
| Elevation Min M: | 797 |
| Elevation Max M: | 1406 |
| Area Km2: | 26.04 |
Bellegarde-en-Diois (in French pronounced as /bɛlɡaʁd ɑ̃ diwa/; Vivaro-Alpine: Bèlagarda de Diés) is a commune in the Drôme department in southeastern France.