Universiteit Leiden

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Sierd J. Schaafsma

Professor of Private International Law

Prof.mr. S.J. Schaafsma
+31 71 527 6471

Prof. Dr. S.J. Schaafsma is related to the Institute for Private Law since the 1st of November 2012 as a full professor.

More information about Sierd J. Schaafsma

Sierd J. Schaafsma (1969) has been a full professor of Private International Law at the University of Leiden since November 2012. He combines this professorship with his position as a Justice at the Court of Appeal in The Hague, Civil law Department, intellectual property law.

Previously, Schaafsma was a lawyer and a staff member of the Research Office of the Supreme Court of the Netherlands. In 2009, he obtained his doctorate cum laude at the University of Leiden with his dissertation entitled, ’Intellectual Property in the Conflict of Laws; the hidden conflict-of-law rule in the principle of national treatment’.

Schaafsma is, inter alia, a member of the Netherlands Standing Government Committee on Private International Law, a member of the international committee on Intellectual Property and Private International Law of the International Law Association, a board member of the Royal Netherlands Society of International Law and an editor of Netherlands journal of intellectual property law ‘Intellectuele Eigendom en Reclamerecht’.  

Professor of Private International Law

  • Faculteit Rechtsgeleerdheid
  • Instituut voor Privaatrecht
  • Civiel recht

Work address

Kamerlingh Onnes Building
Steenschuur 25
2311 ES Leiden
Room number C 2.03



  • Gerechtshof Den Haag senior raadsheer
  • Benelux-Gerechtshof rechter-plaatsvervanger
  • International Law Association Member of the Committee on Intellectual Property and Private International Law
  • Kluwer Lid redactie tijdschrift Intellectuele Eigendom & Reclamerecht (IER)
  • Ministerie van Buitenlandse Zaken Lid Staatscommissie voor het Internationaal Privaatrecht
  • TMC Asser Press lid redactie tijdschrift Nederlands Internationaal Privaatrecht (NIPR)
  • Studiecentrum Rechtspleging SSR docent
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