Sir Christopher Greenwood, GBE, CMG, QC, a citizen of the United Kingdom, was appointed to the Tribunal by the United States Government in March 2018, following the death of Judge David Caron.

Born in 1955, Christopher Greenwood studied Law at Magdalene College in the University of Cambridge, where he obtained an MA in Law and an LlB in Public International Law, winning the Whewell Scholarship in International Law in 1977. He was elected a Fellow of Magdalene College in 1978 and taught International Law and Public Law at Cambridge from 1978 to 1996.  In 1996 he was appointed Professor of International Law at the London School of Economics and Political Science, a Chair which he held until February 2009. He is the co-editor of over 100 volumes of the International Law Reports, the author of Essays on War in International Law (۲۰۰۶) and of more than sixty articles on international law.

Christopher Greenwood was called to the Bar by the Middle Temple in 1978 and practised as a barrister from 1984 to 2009. He was appointed Queen’s Counsel in 1999 and appeared as counsel before the International Court of Justice, Court of Justice of the European Union, European Court of Human Rights, the courts of England, Bermuda and Gibraltar, as well as various arbitration tribunals.  He was elected a Bencher of Middle Temple in 2003.

From 2009 until February 2018, Christopher Greenwood was a Judge of the International Court of Justice. He also has extensive experience as an arbitrator, including as President of arbitration tribunals and ICSID ad hoc committees.

Christopher Greenwood was appointed a Companion of the Order of St Michael and St George (CMG) in 2002 and knighted in 2009 for services to public international law.  In 2018 he was appointed a Knight Grand Cross (GBE) for services to international justice.

He is an associate of the Institut de droit international, Vice-President of the British Institute of International and Comparative Law and an Honorary Fellow of Magdalene College, Cambridge, and of the Lauterpacht Centre for International Law of the University of Cambridge.