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Dr Rozemarijn Roland Holst

Assistant Professor in International Environmental Law

Assistant Professor in International Environmental Law in the Durham Law School


Rozemarijn Roland Holst is Assistant Professor in International Environmental Law at Durham Law School, and co-director of the interdisciplinary Centre for Sustainable Development Law and Policy. She researches and teaches in the fields of international law of the sea, environmental law, and climate change law. Research themes include the interaction between law, science and new technology; global commons; international law and critical political economy; international organisations law; and international dispute settlement.

Rozemarijn advises governmental and non-governmental organisations on various aspects of the law of the sea and environmental law. She is legal counsel to the Commission of Small Island States in the advisory proceedings on climate change before the International Tribunal for the Law of the Sea. Rozemarijn also serves as appointed member of the Scientific Advisory Committee of the Dutch North Sea Council (Noordzeeoverleg), in which the main governmental, non-governmental, and sectoral stakeholders in Dutch North Sea policy are represented.

Prior to joining Durham, Rozemarijn was Assistant Professor in Public International Law at Utrecht University, and a senior research fellow of the Netherlands Institute for the Law of the Sea, and the Utrecht Centre for Water, Oceans and Sustainability Law. She was a visiting research fellow at the Graduate Institute in Geneva. Rozemarijn obtained her PhD (cum laude) from Utrecht University, and holds an LLM in Global Environment and Climate Change Law (with distinction) from the University of Edinburgh and an LLB (cum laude) from the University of Amsterdam.

Rozemarijn is book review editor of the International Journal of Marine and Coastal Law

Current projects

  • Project lead on The Making and Unmaking of Global Commons by International Organisations, funded by a Leverhulme Project Grant (2024-2027)
  • Co-investigator on the JusTN0W innitiative: Just Transitions to a Net-Zero World, funded by the Durham Strategic Research Fund

Research supervision

Rozemarijn welcomes supervision enquiries from prospective doctoral candidates in any of her research areas.

Research groups


Authored book

Chapter in book

Edited book

Journal Article