Surname ولاك (Wolak 
, ولاك 
) , worldwide, is quite a common cognomen. The surname ولاك is habitual in Poland, where it is quite a common surname, Ireland, where it is a rare surname, and the United States. Not in comparison with a country's population, this name is the most popular in Poland, the United States, and Germany. Also, ولاك is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Wolak | Canada, Germany, France, Poland, United States |
| ولاك | Turkey, Syria |