Family name Њыдырбай (Њыдырбай 
) , in the world, is a rare surname. The cognomen Њыдырбай is habitual in Central Asia, particularly Kazakhstan, where it is quite a rare surname. Also, Њыдырбай is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Њыдырбай | Kazakhstan |