Starting in 2020, Argentina’s Embassy in the Netherlands has a new Ambassador: H.E. Mr. Mario Oyarzábal. A Law graduate and professor, just prior to his current position he has been working as Legal Adviser for Argentina’s Foreign Ministry.
H.E. Mr. Mario Oyarzábal is the new Ambassador of the Argentine Republic to the Kingdom of the Netherlands, as well as Buenos Aires’ Permanent Representative to the International Organizations in The Hague. The new Ambassador brings with him working experience not only in his country’s foreign service, but also in the domain of international law.
A Law graduate from University of La Plata (1991) and Harvard Law School (2006), since 1995 Mr. Oyarzábal has been Adjunct Professor at University of La Plata – a job that he maintains, although being currently on leave. Over the decades, he has written/edited four books and more than forty scholarly articles on international law, and in 2020 he has been delivered a special course at The Hague Academy of International Law.
Mr. Oyarzábal’s experience with Argentina’s foreign service started in 1997 and involved a number of different positions. For two times, he was posted in New York, USA – first as Deputy Consul (1998-2005), and then as Deputy Permanent Representative before the UN Security Council (2013-2014). Moreover, he has been Agent and Legal Counsel of Argentina before the International Court of Justice and the International Tribunal for the Law of the Sea, as well as a Delegate to the International Maritime Organization, the International Seabed Authority, UNCITRAL, UNIDROIT, and The Hague Conference on Private International Law. Most recently, he worked as Legal Adviser to the Argentine Foreign Ministry.
Ambassador Oyarzábal is also Member of several renowned institutions, such as the Permanent Court of Arbitration, the International Humanitarian Fact-Finding Commission established by AP I of the 1949 Geneva Conventions, and the Panel of Arbitrators of ICSID. He is Arbitrator and Conciliator under the UN Convention on the Law of the Sea, as well as Argentine Commissioner to the International Whaling Commission.
Besides being fluent in Spanish and English, Ambassador Oyarzábal also speaks some French and Portuguese, and he can read both Italian and German. He is married to Daniel Hallman, a photographer originally from the United States.
