Last name Іштван-Йожеф (Іштван-Йожеф 
) , worldwide, is an extremely rare surname. Much more prevalently, Іштван-Йожеф 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 Йожеф.
| VARIANT | COUNTRY |
|---|---|
| Іштван-Йожеф | Ukraine |