Cognomen Розбай (Розбай 
) , all over the world, is an extremely rare family name. The last name Розбай is characteristic of Central Asia, particularly Kyrgyzstan, where it is a rare surname. More prevalently, Розбай is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Розбай | Kyrgyzstan, Kazakhstan, Russia |