| Bézaudun-sur-Bîne | |
| Commune Status: | Commune |
| Arrondissement: | Nyons |
| Canton: | Dieulefit |
| Insee: | 26051 |
| Postal Code: | 26460 |
| Mayor: | Guy Bompard[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Dieulefit-Bourdeaux |
| Coordinates: | 44.5969°N 5.1658°W |
| Elevation Min M: | 439 |
| Elevation Max M: | 1532 |
| Area Km2: | 17.97 |
Bézaudun-sur-Bîne (in French pronounced as /bezodœ̃ syʁ bin/; Occitan (post 1500);: Besaudun) is a commune in the Drôme department in southeastern France.