| En Name: | Usun-Kyuyol |
| Ru Name: | Усун-Кюёль |
| Coordinates: | 62.8667°N 179°W |
| Map Label Position: | left |
| Federal Subject: | Sakha Republic |
| Adm District Jur: | Ust-Aldansky District |
| Adm Selsoviet Jur: | Ospyokhsky 1-y Rural Okrug |
| Adm Selsoviet Type: | Rural okrug |
| Adm Ctr Of: | Ospyokhsky 1-y Rural Okrug |
| Inhabloc Cat: | Rural locality |
| Inhabloc Type: | Selo |
| Mun District Jur: | Ust-Aldansky Municipal District |
| Mun District Jur Ref: | [1] |
| Rural Settlement Jur: | Ospyokhsky 1-y Rural Settlement |
| Mun Admctr Of: | Ospyokhsky 1-y Rural Settlement |
| Pop 2010Census: | 534 |
Usun-Kyuyol (Russian: Усун-Кюёль; Yakut: Уһун Күөл, Uhun Küöl) is a rural locality (a selo), the only inhabited locality, and the administrative center of Ospyokhsky 1-y Rural Okrug of Ust-Aldansky District in the Sakha Republic, Russia, located 45km (28miles) from Borogontsy, the administrative center of the district. Its population as of the 2010 Census was 534,[2] of whom 270 were male and 264 female, down from 385 as recorded during the 2002 Census.[3]