Surname Karbunar (Karbunar 
, Карбунар 
) , across the world, is a rare last name. The last name Karbunar is habitual in Ukraine, where it is a rare surname, Belarus, and Kazakhstan, where it is a very rare surname. Measured by absolute frequency, it is commonest in Eastern Europe, particularly Ukraine, Russia, and Belarus.
| VARIANT | COUNTRY |
|---|---|
| Karbunar | United States |
| Карбунар | Kazakhstan, Ukraine, Belarus, Russia |