Cognomen Krivenchuk (Krivenchuk 
, Кривенчук 
) , across the world, is quite a rare surname. The surname Krivenchuk is habitual in Paraguay, where it is quite a rare surname, Ukraine, and Belarus. Measured by absolute frequency, it is the most numerous in Ukraine, Paraguay, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Krivenchuk | Russia, Belarus, Paraguay, United States, Ukraine |
| Кривенчук | Kazakhstan, Ukraine, Belarus, Russia |
Кривеньчук, and Крівенчук