| En Name: | Yelechey |
| Ru Name: | Елечей |
| Coordinates: | 61.7°N 147°W |
| Map Label Position: | left |
| Federal Subject: | Sakha Republic |
| Adm District Jur: | Megino-Kangalassky District |
| Adm Selsoviet Jur: | Altansky Rural Okrug |
| Adm Selsoviet Type: | Rural okrug |
| Adm Ctr Of: | Altansky Rural Okrug |
| Inhabloc Cat: | Rural locality |
| Inhabloc Type: | Selo |
| Mun District Jur: | Megino-Kangalassky Municipal District |
| Mun District Jur Ref: | [1] |
| Rural Settlement Jur: | Altansky Rural Settlement |
| Mun Admctr Of: | Altansky Rural Settlement |
| Pop 2010Census: | 502 |
Yelechey (Russian: Елечей; Yakut: Өлөчөй, Ölöçöy) is a rural locality (a selo), the only inhabited locality, and the administrative center of Altansky Rural Okrug of Megino-Kangalassky District in the Sakha Republic, Russia, located 64km (40miles) from Mayya, the administrative center of the district.[2] Its population as of the 2010 Census was 502,[3] up from 489 recorded during the 2002 Census.