Born on 20 July 1967 in Tokat, Erhan Afyoncu completed his primary and secondary education in Tokat. He graduated from Marmara University, Ataturk Faculty of Education, Secondary Education Social Studies, Department of History Teacher Education. He was appointed as research assistant within the same department in 1989. He completed his Master’s Degree by presenting his thesis titled as “Necati Efendi Tarih-i Kırım (Rusya Sefaretnames)-” [Necati Efendi, History of Crimea (Ambassadorial Account for Russia)] in 1990. Erhan Afyoncu earned his Ph.D. title by presenting his thesis titled as “Osmanlı Devlet Teşkilatında Defterhâne-i Âmire (XVI-XVIII. Yüzyıllar)” [The Central Registry in the Ottoman State Organization (16th and 18th Centuries)] in 1997. He became assistant professor in 2000 and started to work in Marmara University, Faculty of Arts and Sciences, Department of History in 2001 May. He received the title of associate professor in 2008 and the title of professor in 2014. Erhan Afyoncu served as the vice dean in Marmara University, Faculty of Arts and Sciences, History Department, as the head of Modern History Department, as the head of Sociology, and as the member of faculty councils and administrative councils. In 2012, he was appointed as the member of the board of directors of Atatürk Supreme Council for Culture, Language, and History by the President Abdullah Gül. He became the dean of Marmara University, Faculty of Arts and Sciences in 2016 May. Erhan Afyoncu was appointed as the Rector of the National Defense University by the President Recep Tayyip Erdoğan on 4 October 2016. Erhan Afyoncu published many academic books, such as Tanzimat Öncesi Osmanlı Tarihi Araştırma Rehberi [Research Guide for Ottoman History before Tanzimat Reform Era], Sahte Mesih (Osmanlı Belgeleri Işınğında Dönmeliğin Kurucusu Sabatay Sevi ve Yahudiler) [False Messiah (Sabatay Sevi, the founder of the Apostasy, and the Jews under the Light of Ottoman Documents)], Osmanlı Devlet Teşkilatında Deftherhâne-i Âmire (XVI-XVIII. Yüzyıllar) [The Central Registry in the Ottoman State Organization (16th and 18th Centuries)], Süleyman Şah Türbesi [The Tomb of Suleyman Shah], and Turhan Sultan. Writing his academic knowledge with the popular language, he also published his works with the titles of Sorularla Osmanlı İmparatorluğu (Ottoman Empire with Questions), Truva’nın İntikamı (Revenge of Troy), Yavuz’un Küpesi (Earing of Yavuz), Baltacı ve Katerina (Baltacı and Catherine), Kösem Sultan (Kosem Sultan), Osmanlı İmparatorluğu’nda Askerî İsyanlar ve Darbeler (Military Mutinies and Coup d’états in Ottoman Empire), Fransa’ya Osmanlı Tokadı (Ottoman’s Slap on France), 1453 Panorama Tarih Müzesi (1453 Panoramic History Museum), Osmanlı’nın Hayaleti (The Ghost of Ottoman), and Muhteşem Süleyman (Suleyman, the Magnificient).
Erhan Afyoncu studies the Ottoman bureaucracy, history of war, Ottoman historians, and historiography. He has written many articles, presentations and encyclopedia entries on these subjects. His works has been translated into English, German, Chinese, Serbian, Macedonian, Albanian, Arabic, Korean, and Romanian. Erhan Afyoncu also writes popular history articles. He is married and has three children.