Cognomen Moconja (Moconja 
) , across the world, is a rare surname. The cognomen Moconja is habitual in Bosnia and Herzegovina, where it is quite a rare surname, Croatia, where it is a rare surname, and Germany, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Moconja | Germany, Croatia, Bosnia and Herzegovina, United States |
| slavko moconja Ph.D. University of Belgrade 2015 |
|