Surname Hrivnac (Hrivnac 
) , around the world, is a very rare family name. The last name Hrivnac is habitual in Czechia, where it is a rare surname, and Switzerland, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Hrivnac | Switzerland, Czechia |
| julius hrivnac particle physicist in France |
|