Cognomen Goljak (Goljak 
) , throughout the world, is a very rare family name. The surname Goljak is habitual in Croatia, where it is quite a rare surname, Canada, where it is a very rare surname, and Germany, where it is an extremely rare surname. Much less frequently, Goljak is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Goljak | Germany, Croatia, Canada, United States |
| marko goljak badminton player, HR (b. 1960) |
|