| En Name: | Betyung |
| Ru Name: | Бетюнг |
| Other Name: | Бөтүҥ |
| Other Lang: | Yakut |
| Coordinates: | 63.7°N 142°W |
| Map Label Position: | right |
| Federal Subject: | Sakha Republic |
| Adm District Jur: | Vilyuysky District |
| Adm Selsoviet Jur: | Byokchyoginsky Rural Okrug |
| Adm Selsoviet Type: | Rural okrug |
| Adm Ctr Of: | Byokchyoginsky Rural Okrug |
| Inhabloc Cat: | Rural locality |
| Inhabloc Type: | Selo |
| Mun District Jur: | Vilyuysky Municipal District |
| Mun District Jur Ref: | [1] |
| Rural Settlement Jur: | Byokchyoginsky Rural Settlement |
| Mun Admctr Of: | Byokchyoginsky Rural Settlement |
| Pop 2010Census: | 477 |
| Postal Codes: | 678208 |
Betyung (Russian: Бетюнг; Yakut: Бөтүҥ, Bötüŋ) is a rural locality (a selo) and the administrative center of Byokchyoginsky Rural Okrug in Vilyuysky District of the Sakha Republic, Russia, located 59km (37miles) from Vilyuysk, the administrative center of the district.[2] Its population as of the 2010 Census was 477;[3] down from 563 recorded in the 2002 Census.