Ko-Yung Tung

Lecturer on Law

Spring 2022


Ko-Yung Tung is an eminent international lawyer, practicing in both the public and private sectors. In the public sector, he served as the General Counsel and Vice President of the World Bank and as the Secretary General of the International Centre for the Settlement of Investment Disputes (ICSID). He continues to advise sovereign governments and agencies in the areas of foreign investment and international economic relations.

In the private sector, Mr. Tung has practiced with Morrison & Foerster, O’Melveny & Myers, Tung, Drabkin & Boynton, and Debevoise & Plimpton. His practice focused on counseling multinational corporations with respect to their international business strategies, cross-border transactions and dealings with governmental authorities. His corporate transactions include cross-border mergers, acquisitions and financings; his international arbitration practice covers investor-state investment disputes

Mr. Tung is a scholar on the topics of international law and economic development. In addition to Harvard Law School, he has taught at Yale Law School, New York University School of Law, Tsinghua University and University of Arizona School of Law. He is a frequent speaker at conferences and seminars on international law and business as well as global economic issues. He has published many articles on those subjects, including recently "Investor-State Dispute Settlement under the Trans-Pacific Partnership", in The California International Law Journal (Summer 2015); Book Review of "Damages in International Arbitration under Complex Long-Term Contracts", ICSID Review Vol. 30, No. 1 (2015); and "Foreign Investors vs Sovereign States: Towards a Global Framework, BIT by BIT" in International Economic Law and National Autonomy (Cambridge University Press, 2010).

Mr. Tung has held a number of high-level appointments, including as a member of the U.S. Presidential Commission on United States Pacific Trade and Investment Policy, Chairman of the Board of Governors of the East-West Center, and The Trilateral Commission. He currently serves as a board member of non-governmental organizations and academic centers, including Mike Mansfield Foundation, Human Rights Watch-Asia, Asian American Legal Defense and Education Fund, U.S.-China Education Fund, and Chinese Business Lawyers Association. He is a member of the Council on Foreign Relations and the American Society of International Law, International Bar Association, the Asia Society, and the Japan Society.

Mr. Tung was born in Beijing, China, and raised in Tokyo, Japan. He received his education at Phillips Academy, Andover, Massachusetts, Harvard College (physics, magna cum laude, 1970), Harvard Law School (J.D., 1973), and University of Tokyo, Faculty of Law (research fellow 1971-72).

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