| Official Name: | Bayandur |
| Native Name: | Բայանդուր |
| Pushpin Map: | Armenia#Shirak |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Name: | Armenia |
| Subdivision Type1: | Province |
| Subdivision Name1: | Shirak |
| Subdivision Type2: | Municipality |
| Subdivision Name2: | Akhuryan |
| Population As Of: | 2010 |
| Population Total: | 690 |
| Utc Offset: | +4 |
| Coordinates: | 40.7008°N 43.7731°W |
| Elevation M: | 1480 |
Bayandur (hy|Բայանդուր) is a village in the Akhuryan Municipality of the Shirak Province of Armenia. The Statistical Committee of Armenia reported its population was 690 in 2010, down from 711 at the 2001 census.