Zrinka Erent-Sunko was born in Zagreb, where she completed primary and classical secondary education. She graduated from the Faculty of Law, University of Zagreb in 1990, defending the final paper “International legal Protection of the Mediterranean Sea”. From 1991 to 1997 she worked in the legal affairs department of the Zagreb city administration on tasks related to property ownership and lease. Having completed her traineeship, in 1992 she passed the state exam at the Ministry of Administration and Justice.

Professor Erent-Sunko has been working at the Faculty of Law in Zagreb at the Department of General History of Law and State since June 1997. She completed her postgraduate studies in Civil Law at the Faculty of Law in Zagreb with the paper entitled “Legal status of women throughout history and contemporary European family Law”. She obtained her PhD degree in 2006, also at the Faculty of Law in Zagreb, defending her doctoral dissertation “Democratic institutions of Athens and their reflection on social phenomena”. She is a full professor and teaches the compulsory course General History of Law and State and the elective courses History of Modern Time Political Theories and Development of European Integration and Institutions. Since 2008 she has been the head of the Department of General History of Law and State. She is interested in topics related to historical legal systems, where she examines their impact on the contemporary creation of law, and looks into the connections and conditionality between the past and the present (the legal status of women in history and today, the emergence and development of ancient legal institutes, economic factors in the development of law and the state, the influence of certain events and constitutional acts on the development of the state, the content and meaning of historical legal sources, the significance and legacy of old codifications, issues relating to modern-day codifications, the foundations of European integration, the development of European institutions, etc.).