| En Name: | Lyokyochyon |
| Ru Name: | Лёкёчён |
| Other Name: | Лөкөчөөн |
| Other Lang: | Sakha |
| Coordinates: | 63.0667°N 182°W |
| Map Label Position: | right |
| Federal Subject: | Sakha Republic |
| Adm District Jur: | Vilyuysky District |
| Adm Selsoviet Jur: | Lyokyochyonsky Rural Okrug |
| Adm Selsoviet Type: | Rural okrug |
| Adm Ctr Of: | Lyokyochyonsky Rural Okrug |
| Inhabloc Cat: | Rural locality |
| Inhabloc Type: | Selo |
| Mun District Jur: | Vilyuysky Municipal District |
| Mun District Jur Ref: | [1] |
| Rural Settlement Jur: | Lyokyochyonsky Rural Settlement |
| Mun Admctr Of: | Lyokyochyonsky Rural Settlement |
| Pop 2010Census: | 428 |
| Postal Codes: | 678205 |
Lyokyochyon (Russian: Лёкёчён; Yakut: Лөкөчөөн, Lököçöön) is a rural locality (a selo), the only inhabited locality, and the administrative center of Lyokyochyonsky Rural Okrug of Vilyuysky District in the Sakha Republic, Russia, located 179km (111miles) from Vilyuysk, the administrative center of the district.[2] Its population as of the 2010 Census was 428,[3] up from 400 as recorded during the 2002 Census.