Romain Zamour

Debevoise & Plimpton LLP 

Romain Zamour is a member of the Litigation Department based in Paris. His practice focuses on the resolution of international disputes, including through international arbitration, with particular experience in the mining, oil & gas, power, media, and financial sectors. Mr. Zamour has represented individuals, corporations, and States in a broad range of commercial and investment arbitration proceedings around the world, seated in various jurisdictions and governed by various substantive laws and arbitration rules, including the rules of ICSID, the ICC, and ad hoc rules. He is fluent in both the civil law and common law traditions, having received his legal education in France and the United States.

Mr. Zamour served on the organizing committee for the 2018 annual meeting of the American Society of International Law. He regularly speaks and publishes on international law. Prior to entering private practice in New York in 2014, Mr. Zamour served for a year as Assistant Legal Counsel at the Permanent Court of Arbitration in The Hague, where he assisted arbitral tribunals in inter-state and UNCITRAL investor-state arbitrations. Mr. Zamour joined the New York office of Debevoise in 2016 and moved to the firm’s Paris office in 2018.

Mr. Zamour was educated at the Yale Law School, the Sorbonne, and the Ecole Normale Supérieure de Paris (Ulm). He is a member of the New York bar.


  • Claimant Tethyan Copper Company (jointly owned by Barrick Gold and Antofagasta Minerals) in an ICSID arbitration against the Islamic Republic of Pakistan and an ICC arbitration against the Pakistani province of Balochistan in disputes regarding a copper and gold mining project in the west of Pakistan.
  • Francesco Becchetti and five other Italian investors in ICSID proceedings against Albania arising out of claimants’ investments in a hydroelectric plant and a media company.
  • The Government of Grenada in an ICSID arbitration arising out of reforms to the electricity sector.
  • A multinational professional services firm in a Belgian-seated commercial arbitration arising out of a post-M&A dispute.
  • The Mexican sellers of a manufacturing business in an ICC arbitration arising out of a failed M&A deal.
  • A Bermuda insurer in an ad hoc reinsurance arbitration arising out of a major oil spill.
  • A South East Asian energy producer in an ICDR arbitration with its joint venture partners regarding the development of a power plant in the Philippines.
  • Fernando Maldonado in a successful pro bono criminal appeal in front of the New York Court of Appeals.


  • Yale Law School, 2013, J.D.
  • Université Paris I Panthéon-Sorbonne, 2013, M.A.
  • Université Paris I Panthéon-Sorbonne, 2010, B.A.
  • Université Paris IV Paris-Sorbonne, 2009, B.A.

Bar Admissions:

  • New York


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