Prof. Dr. Arndt Sinn, born in Greiz on 27 October 1971, is Professor of German and European Criminal Law and Criminal Procedure, International Criminal Law and Comparative Criminal Law at the Institute of Economic Criminal Law at the University of Osnabrück. 

Professor Sinn is a legal expert on corruption and organised crime. He has been intensively involved in the fight against such crime and in police and judicial cooperation within the European Union. He has also devoted himself to the modern fight against crime, as well as to the fight against terrorism and the threat of terrorism in Europe, cybercrime and pharmaceutical crime.