Cognomen Ниязхан (Ниязхан 
, Niyazkhan 
) , across the world, is a very rare family name. The last name Ниязхан is habitual in Kyrgyzstan, where it is a rare surname, Kazakhstan, where it is a very rare surname, and India, where it is an extremely rare surname. More frequently, Ниязхан is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ниязхан | Kyrgyzstan, Kazakhstan, Russia |
| Niyazkhan | India, Kazakhstan, Saudi Arabia |