Surname Voltchok (Волчок 
, Voltchok 
) , worldwide, is quite a rare family name. The last name Voltchok is characteristic of Eastern Europe, particularly Belarus, where it is quite a common surname, Ukraine, where it is a rare surname, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Волчок | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |
| Voltchok | United States |