Family name Іштван-Золтан (Іштван-Золтан 
) , in the entire world, is an extremely rare cognomen. Much more prevalently, Іштван-Золтан is the forename as well as the last name. Parts of the name also exists independently as a first name Іштван, and a first name Золтан.
| VARIANT | COUNTRY |
|---|---|
| Іштван-Золтан | Ukraine |