Major Edgar O'Ballance was a British military journalist, researcher, defence commentator and academic lecturer specialising in international relations and defence problems.
He was emergency commissioned a Second Lieutenant from Sergeant in the Sherwood Foresters on 19 January 1941. As a temporary Major he was mentioned in dispatches for service in Palestine between 27 March and 30 June 1948.
He worked as a journalist for a US Wire Agency from 1948 to 1962, and was thereafter a freelance journalist. He covered over twenty wars and insurgencies and wrote extensively on international relations, defence and strategic problems. He was a member of the International Institute for Strategic Studies and Chairman of the London-based Military Commentators' Circle. He wrote many articles for military journals and was the author of over forty books.