| Ajaana UDonto bostu ba Aw-Oo-Baw | |
| Type: | single |
| Artist: | Moheener Ghoraguli |
| Cover: | AjaanaUDontoBostu_FrontCover.jpg |
| B-Side: | Shudhijon Shono |
| Recorded: | 1978 |
| Studio: | Chitrabani |
| Genre: | Bengali music |
| Label: | Hindusthan Records |
| Next Title: | Shudhijon Shono |
| Next Year: | 1978 |
Ajaana UDonto bostu ba Aw-Oo-Baw (; Unidentified Flying Object or UFO) is the first maxi single by the Bengali rock band Moheener Ghoraguli. It was released on 21 August 1978 as a Standard Play 45-rpm disc by Hindusthan Records, and includes the B-side track "Shudhijon Shono".