Surname Cvijak (Cvijak 
) , around the globe, is a very rare family name. The surname Cvijak is habitual in Croatia, where it is a rare surname, and Brazil, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Cvijak | Croatia, Brazil |
| dragutin cvijak HR (b. 1884) |
|
|
| gustav cvijak (b. 1918) |
|