Career
He was posthumously awarded the Hero of Yugoslavia. He was the nephew of Gavrilo Princip. Princip was born in Hadžići, near Sarajevo, Austria-Hungary (now Bosnia and Herzegovina), into an ethnic Serb family.
His father Jovan (Jovo) was the brother of Gavrilo Princip, the assassin of Archduke Franz Ferdinand of Austria.
He joined the Communist Youth (SKOJ) during his gymnasium years in Sarajevo. He was posthumously awarded the Hero of Yugoslavia on November 7, 1942.
The acclaimed student cultural club (AKUD) "Slobodan Princip – Seljo" was named after him. A number of schools in Bosnia and Belgrade have been named after him as well.