Marieke van Hooijdonk

Marieke is an independent arbitrator with over 30 years’ experience in international arbitration under a variety of rules (including ICC, LCIA, NAI, and SCC), seats and applicable laws. Marieke’s extensive experience spans the commercial and corporate spectrum across a wide range of industries (energy, pharmaceuticals, manufacturing) with particular focus on M&A and joint ventures disputes, distribution and franchising, sale of goods and general contract law.

Prior to founding her independent practice, Marieke was a partner at Allen & Overy / A&O Shearman, where she headed the Arbitration Group in Amsterdam. She specialized in international arbitration and arbitration-related court litigation and was recognized in the Legal 500 Hall of Fame, ranked Band 1 for Arbitration by Chambers Europe, and named a Thought Leader by Who’s Who’s Legal Arbitration. In 2025, Marieke chose to focus exclusively on her work as an international arbitrator. In addition to her arbitrator work, Marieke serves as Vice-President of the ICC International Court of Arbitration and as a member of the ICC Nominations Commission for the Netherlands. From 2014 to 2021, she was the Dutch member of the ICC International Court of Arbitration.