| En Name: | Ust-Ynykchan |
| Ru Name: | Усть-Ыныкчан |
| Coordinates: | 60.25°N 168°W |
| Map Label Position: | left |
| Federal Subject: | Sakha Republic |
| Adm District Jur: | Ust-Maysky District |
| Adm Selsoviet Jur: | Solnechny Urban Okrug |
| Adm Selsoviet Type: | Urban okrug |
| Inhabloc Cat: | Rural locality |
| Inhabloc Type: | Selo |
| Mun District Jur: | Ust-Maysky Municipal District |
| Mun District Jur Ref: | [1] |
| Rural Settlement Jur: | Solnechny Urban Settlement |
| Pop Latest: | 12 |
| Pop Latest Date: | 2002 |
Ust-Ynykchan (ru|Усть-Ыныкчан; sah|Уус Ыныкчаан|Ûs Inıkçân) is a rural locality (a selo), and one of two settlements in Solnechny Urban Okrug of Ust-Maysky District in the Sakha Republic, Russia, in addition to Solnechny, the administrative center of the Urban Okrug. It is located 271km (168miles) from Ust-Maya, the administrative center of the district, and 5km (03miles) from Solnechny. Its population as of the 2002 Census was 12.[2]