Cognomen Beljakovic (Beljakovic 
) , in the entire world, is a rare last name. The last name Beljakovic is habitual in Serbia, where it is quite a rare surname, Switzerland, where it is a rare surname, and Greece, where it is a very rare surname. Measured by absolute frequency, it is the most numerous in Serbia, Switzerland, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Beljakovic | Germany, Serbia, Switzerland, United States, Greece |