Family name Gruborovic (Gruborovic 
) , around the globe, is a rare last name. The surname Gruborovic is habitual in Serbia, where it is quite a rare surname, Germany, where it is an extremely rare surname, and Canada. Not in comparison with a country's population, the name is most common in Serbia, Germany, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Gruborovic | Serbia, United States, Germany, Canada |