| En Name: | Khatyn-Sysy |
| Ru Name: | Хатын-Сысы |
| Coordinates: | 63.5919°N 118.8456°W |
| Map Label Position: | right |
| Federal Subject: | Sakha Republic |
| Adm District Jur: | Nyurbinsky District |
| Adm Selsoviet Jur: | Tarkayinsky Rural Okrug |
| Adm Selsoviet Type: | Rural okrug |
| Adm Ctr Of: | Tarkayinsky Rural Okrug |
| Inhabloc Cat: | Rural locality |
| Inhabloc Type: | Selo |
| Mun District Jur: | Nyurbinsky Municipal District |
| Mun District Jur Ref: | [1] |
| Rural Settlement Jur: | Tarkayinsky Rural Settlement |
| Mun Admctr Of: | Tarkayinsky Rural Settlement |
| Pop 2002Census: | 789 |
Khatyn-Sysy (ru|Хатын-Сысы; sah|Хатыҥ Сыһыы, Xatıŋ Sıhıı) is a rural locality (a selo) and the administrative center of Tarkayinsky Rural Okrug of Nyurbinsky District in the Sakha Republic, Russia, 56km (35miles) from Nyurba, the administrative center of the district.[2] Its population as of the 2002 Census was 789.