Cognomen Turbyn (Турбин 
, Turbyn 
) , globally, is quite a rare last name. The last name Turbyn is habitual in Russia, where it is quite a rare surname, Kazakhstan, where it is a rare surname, and Belarus.
| VARIANT | COUNTRY |
|---|---|
| Турбин | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |
| Turbyn | United States |