Surname Zmirak (Zmirak 
) , throughout the world, is a very rare cognomen. The family name Zmirak is characteristic of Croatia, where it is a very rare surname, Chile, and Argentina, where it is an extremely rare surname. In absolute terms, the name is most common in the United States, Croatia, and Chile.
| VARIANT | COUNTRY |
|---|---|
| Zmirak | Chile, Croatia, Argentina, United States |