Surname Novak-Grgec (Novak-Grgec 
) , in the entire world, is a very rare last name. The family name Novak-Grgec is habitual in Southern Europe, particularly Croatia, where it is a rare surname. Parts of the name also exists independently as a last name Novak, and a last name Grgec.
| VARIANT | COUNTRY |
|---|---|
| Novak-Grgec | Croatia |