Военное училище эвэлпидов
Douvas grew up in Larissa, then attended the Hellenic Military Academy, from which he graduated in 1970, with a commission as a second lieutenant of infantry. Douvas has augmented his early military education serving at several military and civilian colleges and training centers in Greece and the United States, including the Hellenic Advanced School for Warfare, the Hellenic National Defense College, and the Center for Public Jurisprudence and Political Science at the University of Athens School of Law.