Delyun () is a rural locality (a selo) in Sretensky District, Zabaykalsky Krai, Russia. Population: There is 1 street in this selo.
This rural locality is located 18 km from Sretensk (the district's administrative centre), 270 km from Chita (capital of Zabaykalsky Krai) and 5,454 km from Moscow. Ust-Kurlych is the nearest rural locality.