Edin Osmić was born to Bosniak parents Azemina and Fehim, and raised in Brčko (at the time SR Bosnia and Herzegovina, SFR Yugoslavia) where he finished elementary school. In 1992, when the Bosnian War started, he left Bosnia and Herzegovina and went to Zagreb, the capital of Croatia, where he began attending high mechanical engineering school. After the war, he returned to Bosnia to study criminal law in Tuzla, but never graduated.