Dr. Ismet Popovac (died 21 August 1943) was a Bosnian Muslim military commander who led a Muslim Chetnik militia known as the Muslim People's Military Organization (, MNVO) in Bosnia and Herzegovina during World War II. A physician and lawyer by profession, he was the mayor of the town of Konjic prior to the Axis invasion of Yugoslavia in 1941. That year, he joined the Chetnik movement of Draža Mihailović. As a proponent of Bosnian Muslim collaboration with the Chetniks, Popovac suggested that the Chetniks recruit Muslims into their ranks. In October 1942, he enlisted Italian aid in fighting the Yugoslav Partisans, and later visited Prozor to discourage further bloodshed after a Chetnik massacre took the lives of 543–2,500 Muslim and Croat civilians. In early 1943 he led an attack against