Researcher and teacher (b. 1941, İstanbul). He graduated from Çankırı High School and Ankara University, Faculty of Language, History and Geography, Department of History. He became an assistant at the Turkish Revolution History Institution in the same faculty. He became a doctor of history in 1972 with his thesis, İstiklâl Mahkemeleri 1920-1923 (Independence Courts, 1920-1923). He finished his duty as a reserve officer with an official letter of appreciation from the General Staff of the History of War Ministry. He went to the United Kingdom (1976-77) for research. He became an associate professor in 1979 with his thesis İstiklâl Mahkemeleri 1920-1923 (Independence Courts 1923-1917). In 1980 he became associate professor at Ege University, Faculty of Literature, Department of History of the Turkish Republic. He was also chairman of the Department of Atatürk Principles at Ege University, Chairman of the Department of History and Dean of the Faculty of Literature. In 1983 he was appointed member of the Atatürk Research Center Science Committee at the Atatürk Culture, Language and History Advanced Institution. He resigned from this membership in 1995. Ergün Aybars, who became a professor in February 1987, was appointed to Dokuz Eylül University, Institute of Atatürk Principles and Revolution. He is still working in this post. He is a member of the Science Committee at the Turkish Armed Forces, Atatürk Research and Education Center.
İstiklâl Mahkemeleri (Independence Courts, two volumes), Türkiye Cumhuriyeti Tarihi (Republic of Turkey History), Atatürk ve Modernleşme (Atatürk and Modernization), Türkiye’de Yakın Dönem Ayaklanmaları (Modern Rebellions in Turkey), Orta Doğu Emperyalizm (Middle East Imperialism), Petrol ve Türkiye (Oil and Turkey), Atatürkçülük ve Modernleşme - Ulusal, Laik, Sosyal Hukuk Devleti (Kemalism and Modernization - National, Secular and Social Law State, 2001).