| En Name: | Oyusardakh |
| Ru Name: | Ойусардах |
| Other Name: | Ойууһардаах |
| Other Lang: | Sakha |
| Coordinates: | 68.2833°N 196°W |
| Map Label Position: | left |
| Federal Subject: | Sakha Republic |
| Adm District Jur: | Srednekolymsky District |
| Adm Selsoviet Jur: | Sen-Kyuyolsky Rural Okrug |
| Adm Selsoviet Type: | Rural okrug |
| Adm Ctr Of: | Sen-Kyuyolsky Rural Okrug |
| Inhabloc Cat: | Rural locality |
| Inhabloc Type: | Selo |
| Mun District Jur: | Srednekolymsky Municipal District |
| Mun District Jur Ref: | [1] |
| Rural Settlement Jur: | Sen-Kyuyolsky Rural Settlement |
| Mun Admctr Of: | Sen-Kyuyolsky Rural Settlement |
| Pop 2010Census: | 523 |
| Postal Codes: | 678786 |
Oyusardakh (Russian: Ойусардах; Yakut: Ойууһардаах, Oyuuhardaax) is a rural locality (a selo) and the administrative center of Sen-Kyuyolsky Rural Okrug of Srednekolymsky District in the Sakha Republic, Russia, located 169km (105miles) from Srednekolymsk, the administrative center of the district.[2] Its population as of the 2010 Census was 523;[3] down from 551 recorded during the 2002 Census.[4]