| Native name | يهن |
|---|---|
| Country | Iran |
| Province | South Khorasan |
| County | Birjand |
| Bakhsh | Central |
| Rural District | Alqurat |
| Population as of | 2006 |
| Population total | 54 |
| Time zone | IRST (UTC+3:30) |
| Time zone (DST) | IRDT (UTC+4:30) |
| Coordinates | 33°08′59″N 59°21′38″E |
Yahn (Persian: يهن, also Romanized as Yān)[1] is a village in Alqurat Rural District, in the Central District of Birjand County, South Khorasan Province, Iran. At the 2006 census, its population was 54, in 24 families.[2]