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Public International Law

45 Akadimias Street,                                              tel. +302103688631                  

10672 Athens                                                        mob.  +306947837333

4th Floor, Room 3                                                   email yokygr[at]law.uoa[dot]gr



Georgios (George) D. Kyriakopoulos is Assistant Professor of International Law, School of Law, National and Kapodistrian University of Athens.

He has a BA in Law Studies, School of Law, National and Kapodistrian University of Athens (NKUA); D.E.A. in International Law, D.E.A. in Political Science, University Paris 2 (Panthéon-Assas), France; and Docteur en droit (PhD) in International Law, Paris 2 University (Panthéon-Assas), on the subject of «La sécurité de l’aviation civile en droit international public», which was awarded the Prix de thèse of the French Society of Air and Space Law.

Prof. Kyriakopoulos has been a Professor in International law at the School of Law of NKUA since 2009. Previously, he was Professor of International and Air Law at the Greek Military Aviation Academy (1998-2002), member of the Greek Air Accident Investigation and Aviation Safety Board (2008-2010) and Legal Adviser on International Law and Air Law matters for the (Greek) Minister of Defense. He has been Visiting Professor at the Institute of Air and Space Law of the McGill University (Montreal, Canada) as well as at the Faculty of Law Sophia-Antipolis of the University of Nice (France). He is admitted to the Bar of Athens, and also a member of the Board of Directors of the Hellenic Society of International Law and International Relations (2011-2017), member of the European Society of International Law, the point of contact (Greece) for the European Center of Space Law (ECSL) member of the Space Law Committee of the International Law Association (ILA); and a member of the International Institute of Space Law (IISL). Since 2016, Prof. Kyriakopoulos has been a Delegate for Greece at ICAO, UNCOPUOS and COSPAS-SARSAT, and since 2017, he has been Rapporteur to the Scientific Council of the Greek Ministry of Foreign Affairs.

Areas of interest, for Prof. Kyriakopoulos, are Public International Law, International Organizations, Air Law, Space Law, International Telecommunications Law, Law of the Sea.  He is the author of three monographs, two manuals and numerous papers and studies as well as volume editor for contributed books.



A. Yokaris & G.D. Kyriakopoulos, International Law of Airspace, Outer Space, Nomiki Vivliothiki, Athens, 2020, 384 p. (IN GREEK).

G.D. Kyriakopoulos & M. Manoli (eds.), The Space Treaties at Crossroads: Considerations de lege Ferenda, Springer, 2019, 197 p.

Abuse of Rights in Public International Law, Nomiki Vivliothiki, Athens, 2018, 172 p. (IN GREEK).

A. Bredimas & G.D. Kyriakopoulos, Law of International Organizations, Nomiki Vivliothiki, 2016, 235 p. (IN GREEK).

Les actes unilatéraux des États (Essai sur la théorie et la pratiquе internationale), Ant. N. Sakkoulas/Bruylant, Athènes/Bruxelles, 2008, 149 p. (IN FRENCH).

La sécurité de l'aviation civile en droit international public, Athènes/Bruxelles, 1999, Avant-propos de Gilbert Guillaume, Préface de Pierre-Marie Dupuy, 542 p. (IN FRENCH).



M. Chatzipanagiotis & G.D. Kyriakopoulos, «‘One-stop shop’ space safety regulation: Should we do it and how?», Journal of Space Safety Engineering, 6 (2019), p. 212-218.

«Legal Aspects of the ICAO’s Recent Work on Environmental Protection», in University of Cyprus – Institute of International Legal Studies Prof. Ilia Krispis & Dr. Anastasia Samara-Krispi, Protecting the Environment from Human Intervention: Legal and Criminological Aspects, Sakkoulas, Athens-Thessaloniki, 2018, p. 25-38. 


«Legal Challenges Posed by the Action of Non-State Actors in Outer Space», in McGill Centre for Research in Air and Space Law Monograph Series V, M. Manoli & Sandy Belle Habchi (eds.), Conflicts in Space and the Rule of Law, 2018, p. 273-290. 

«Spaceplanes Operating in Airspace: In Search of a Regulatory Regime for Traffic Coordination», in Proceedings of the international Institute of Space Law, 2017, p. 327-340.

 «Cyber-Attack, Cyber-Warfare: Arranging Definitions», in J.-P. Jacqué, F. Benoît-Rohmer, P. Grigoriou & M.-D. Marouda (Eds.), Liber Amicorum Stelios Perrakis, I. Sideris, Athens, 2017, p. 497-511.

 «Formation of International Custom and the Role of Non-State Actors» in Ph. Pazartzis & M. Gavouneli (eds.), Reconceptualising the Rule of Law in Global Governance, Resources, Investment and Trade, Blumsberry, 2016, p. 43-58.

«Where Law Meets Cinema: James Cameron’s Avatar as Food for Thought About the Anthropocentric Nature of Space Law», in Proceedings of the international Institute of Space Law, vol. 58, 2015. 

«Jurisdiction and Control over Installations and Facilities Serving Space Tourism Activities», in Proceedings of the international Institute of Space Law, vol. 57, 2014, p. 445-466.

«Investment Issues in Situations of Military Occupation: The Case of Iraqi Oil Contracts» (in Greek), in European Centre for Research and Training on Human Rights and Humanitarian Action, Panteion University, S. Perrakis (ed.), Nothing Endures Like the Provisional: Situations of Military Occupation and International Law (in Greek), Ostria Publications, Athens, 2014, p. 177-207.

«The Current Legal Regulation on the Use of ASAT Weapons under International Law and Space Law», in R. Jakhu, K.-W. Chen & Y. Nyampong (eds.), McGill Centre for Research in Air and Space Law Monograph Series III, Global Space Governance, 2015, p. 599-518.

« Search and Rescue in Space Activities: Is There a Specific Legal Regime ? », in Proceedings of the 6th IAASS Conference: “Safety Is not an Option”, SP-715, 21-23 May 2013, Montreal, Canada.

« Le statut juridique des espaces maritimes de Chypre » (IN FRENCH), in J. Rossetto & K. Agapiou Joséphidès (dir.), La singularité de Chypre dans l'Union européenne : Diversité des droits et des statuts, Mare & Martin, 2012, Paris, 405p.

« Statut des espaces maritimes et régime juridique de la navigation aérienne » (IN FRENCH), Revue Générale de Droit International Public (RGDIP), 2001/2, p. 307-329.

(With Prof. A. Yokaris) « La juridiction de l'État côtier sur l'espace aérien national et international » (IN FRENCH), Revue Générale de Droit International Public (RGDIP), 1997/2, p. 493-522.