| Official Name: | Lusaghbyur |
| Native Name: | Լուսաղբյուր |
| Pushpin Map: | Armenia#Aragatsotn |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Name: | Armenia |
| Subdivision Type1: | Province |
| Subdivision Name1: | Aragatsotn |
| Subdivision Type2: | Municipality |
| Subdivision Name2: | Ashtarak |
| Utc Offset: | +4 |
| Coordinates: | 40.3856°N 44.3767°W |
| Elevation M: | 1780 |
Lusaghbyur (Armenian: Լուսաղբյուր) is an abandoned village in the Ashtarak Municipality of the Aragatsotn Province of Armenia.