Matthew Neuhaus has been Honoray Professor (International Law) at the ANU College of Law since November 2022. 

He was Australian Ambassador to the Netherlands from August 2018 to October 2022, and Permanent Representative to the Organisation for the Prohibition of Chemical Weapons in The Hague.  He represented Australia at the ICJ, ICC, PCA and other international legal bodies.

Mr Neuhaus has previously served as Australian Ambassador to Zimbabwe (2011-15) - accredited also to DRC, Zambia and Malawi - and High Commissioner to Nigeria (1997-2000) - accredited also to Ghana, Sierra Leone, The Gambia and Senegal.  He has also held senior positions in DFAT and PMC, covering Africa, the Middle East, the Pacific, UN and Multilateral Engagement, and international law.

Mr Neuhaus was Director of the Political Affairs Division of the Commonwealth Secretariat in London 2002-2008.

His previous postings with DFAT include Kenya (1983-1985), Papua New Guinea (1988- 1989), UN New York (1991-94) where he represented Australia on the First and Sixth Committees, and was Vice Chair of the Sixth Committee in 1993-94.

Mr Neuhaus has a B.A. (Hons) LLB from the University of Sydney and a Master of Philosophy (International Relations) from the University of Cambridge. He attended Harvard University Kennedy School Leaders in Development Program in June 2006, and was a Visiting Fellow at the Lauterpacht Centre for International Law at Cambridge University in 2015.