Ioannis A. Seimenis was born in Athens, Greece on 1958. He studied (B.Sc., Ph.D.) at the University of Athens. He received the 1988 UNESCO Fellowship Award for his doctoral studies and continued his research in various European Institutions.

Professor Ioannis Seimenis was Visiting Professor/Research Fellow of ETH-Zurich (Switzerland), N. Copernicus University (Poland), Universitat Politecnica de Catalunya, Universitat Autonoma de Barcelona, Universitat de Barcelona (Spain), Universita degli Studi di L’ Aquila (Italy) and Director of numerous major University Projects, with the support of European Union. He was Director of the NATO Advanced Research Workshop in Poland (1993) and Member of the Scientific Committee of the NATO Advanced Study Institute in Spain (1995). During 2002-2004 he coordinated the EU Joint European Project for the University reforms in Federal Republic of Yugoslavia.

Ioannis Seimenis is Professor of the University of the Aegean. He was the Vice-Rector for Finance & Development and Chairman of the Research Committee (2003-2006), Chairman of the Dept of Mediterranean Studies (2002-2003, 2006-2010, 2014-2018), Director of Postgraduate Studies on International Relations (2004-2011) and Director of the Laboratory for Mediterranean Policy (2000-p). He was Member of the Scientific Council of the Greek Center for European Studies, a think tank of the Ministry of Foreign Affairs of Greece.

Professor Seimenis co-directed the EU Intensive Postgraduate Program on “Managing the Challenges of Human Security on Europe’s Borders and Beyond” at Vienna, Austria (2009). The Program co-organized by the Mediterranean Diplomatic Academy of Malta, the University of the Aegean and the Diplomatic Academy of Vienna.

The Parliamentary Assembly of the Mediterranean (PAM), the Organization of the European and Mediterranean Parliaments, awarded Professor Ioannis Seimenis with the 2010 Prize “Excellence in the Mediterranean”, at its Annual Meeting in Rabat, Morocco, for his academic and research activities for the cooperation of Mediterranean Countries.

During the academic year 2013-2014 and the EU Greek Presidency, Professor Seimenis was on sabbatical leave to the Embassy of Greece at The Hague, The Netherlands, with duties related to Disarmament and Peace building issues.

Professor I. Seimenis elected seven times Member of the Commission for the Settlement of Disputes related to Confidentiality, by the 193 States Parties of the Organization for the Prohibition of Chemical Weapons (OPCW – Nobel Peace Prize 2013). He served two times as Vice-Chairman and in May 2015 elected Chairman of the Commission. He re-elected Chairman of the Commission in November 2020.

In August 2015 the Minister of Justice appointed Professor Ioannis Seimenis as Chairman of the Board of Directors of the State Institute of the Law of the Sea and Maritime Law.

Professor I. Seimenis elected Dean of the School of Humanities of the University of the Aegean (2018-2021).

In January 2021 after proposal of the Oversight Committee of the Center for Mediterranean Integration (with Members: The World Bank Group, European Investment Bank, Arab Republic of Egypt, French Republic, Hellenic Republic, Italian Republic, Kingdom of Jordan, Republic of Lebanon, Kingdom of Morocco, Palestinian Authority, Republic of Tunisia, Kingdom of Spain, Region Provence-Alpes-Cote d’Azur, Ville de Marseille and Observer the European External Action Service) he joined the Scientific Council of CMI.