Surname Ilijanic (Ilijanic 
) , in the world, is a very rare last name. The last name Ilijanic is habitual in Austria, where it is a rare surname, Croatia, and Canada, where it is a very rare surname. Measured by absolute frequency, the name is most common in Austria, Croatia, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Ilijanic | Germany, Austria, Croatia, United States, Canada |