Family name Zeljkovic (Zeljkovic 
) , across the world, is quite a rare cognomen. The last name Zeljkovic is characteristic of Southern Europe, particularly Bosnia and Herzegovina, where it is quite a common surname, Serbia, and Slovenia, where it is quite a rare surname. Not in comparison with a country's population, it most frequently occurs in Serbia, Bosnia and Herzegovina, and the United States.
| ivan zeljkovic researcher ORCID ID = 0000-0002-4550-4056 |
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| sasa zeljkovic researcher |
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| ilija zeljkovic researcher ORCID ID = 0000-0001-9966-2140 |
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| mladen zeljkovic Serbian association football player, RS (b. 1987) |
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| ajdin zeljkovic Swedish footballer, SE (b. 1997) |
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