Cognomen Koropec (Koropec 
, Коропец 
) , all around the world, is a rare surname. The family name Koropec is characteristic of Ukraine, where it is a rare surname, Russia, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Koropec | Germany, Georgia |
| Коропец | Kyrgyzstan, Kazakhstan, Russia, Ukraine |
| jože koropec SI (b. 1923) |
|
|
| tatjana koropec SI |
|