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Last name Kopacz (Kopacz
, Копач
, קופאץ'
) , throughout the world, is a common surname. The surname Kopacz is habitual in Eastern Europe, particularly Poland, where it is quite a common surname, Belarus, where it is quite a rare surname, and Ukraine. Not in comparison with a country's population, it is commonest in Poland, Ukraine, and the United States. Likewise, Kopacz is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kopacz | Poland, France, United States, Romania, Germany |
| Копач | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |
| קופאץ' | Israel |