Stjepan Šiber (20 August 1938 – 25 August 2016) was a Croat Bosnian brigadier general and politician who. After finishing high school in Gradačac, he went to Ljubljana, where he finished schooling at the military academy. Afterward, he became an officer in the Yugoslav People's Army. By 1992, he had become a lieutenant colonel. In 2000, he was elected to the House of Representatives of Bosnia and Herzegovina.

Bosnian War

In April 1992, he was accepted into a seat in the Presidency of Bosnia and replaced the commanding general of the army. Then, in 1993, he was promoted to brigadier general and obtained a seat in the embassy of Bosnia in Switzerland.

Postwar

He was a member of the Republican Party, together with Stjepan Kljuić, a fellow wartime member of the Presidency of Bosnia and Herzegovina.