Gralf-Peter Calliess, born in 1967, is a Professor of Private Law, International Commercial and Economic Law and Legal Theory at the Department of Law at the University of Bremen. Since 2013 he is also Director of the Institute for Commercial Law. His research interests focus on international private law and transnational commercial law including maritime commercial law and international commercial arbitration.
After completing his studies of Law and Social Sciences at the University of Göttingen and the European University Institute in Florence, Italy, he obtained a PhD in legal theory. He acquired his habilitation at the Institute for Economic Law at the University of Frankfurt/Main and accepted a call to the chair for International and European Private Law at the University of Munich before he eventually moved to his current position in Bremen. Since 2009 he is a Judge at the High Regional Court (OLG) Bremen and since 2015 a member of the State Court of the Hanseatic City of Bremen.