Surname Viltchek (Вильчек 
, Viltchek 
) , in all the world, is a rare last name. The family name Viltchek is characteristic of Russia, where it is a rare surname, Belarus, where it is a very rare surname, and Kazakhstan. Much less frequently, Viltchek is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Вильчек | Kazakhstan, Russia, Ukraine, Belarus |
| Viltchek | Canada |