| En Name: | Nayba |
| Ru Name: | Найба |
| Loc Name1: | Ньаайба |
| Loc Lang1: | Yakut |
| Coordinates: | 70.8467°N 130.7547°W |
| Map Label Position: | bottom |
| Federal Subject: | Sakha Republic |
| Adm District Jur: | Bulunsky District |
| Adm Selsoviet Jur: | Khara-Ulakhsky Rural Okrug |
| Adm Selsoviet Type: | Rural okrug |
| Adm Ctr Of: | Khara-Ulakhsky Rural Okrug |
| Inhabloc Cat: | Rural locality |
| Inhabloc Type: | Selo |
| Mun District Jur: | Bulunsky Municipal District |
| Mun District Jur Ref: | [1] |
| Rural Settlement Jur: | Khara-Ulakhsky Rural Settlement |
| Mun Admctr Of: | Khara-Ulakhsky Rural Settlement |
| Pop 2010Census: | 522 |
| Pop Latest: | 479 |
| Pop Latest Date: | January 2016 |
| Pop Latest Ref: | [2] [3] |
| Postal Codes: | 678410 |
Nayba (Russian: Найба; Yakut: Ньаайба|translit=Ñaayba) is a rural locality (a selo), the only inhabited locality, and the administrative center of Khara-Ulakhsky Rural Okrug of Bulunsky District in the Sakha Republic, Russia, located 112km (70miles) from Tiksi, the administrative center of the district.[4] Its population as of the 2010 Census was 522,[5] up from 500 recorded during the 2002 Census.