Mr Marek Safjan was born in 1949 in Warsaw (Poland) and studied at the Uniwersytet Warszawski (University of Warsaw, Poland). He obtained his master’s degree in law in 1971 and defended his doctoral thesis in law in 1980. In 1990, he was awarded the title of Habilitated Doctor in Legal Science by that university then, in 1998, the title of Professor of Law.

He began his professional career also at the Uniwersytet Warszawski, teaching law from 1973 as an academic assistant at the Civil Law Institute. From 1991 to 1998, he taught there as a law professor and held the position of Director of the Civil Law Institute. He was the Vice-Rector of the University from 1994 to 1997.

He was an active contributor, through many publications, to legal research in the fields of civil law, medical law and European law, which led him to represent Poland from 1991 to 1997 on the Bioethics Committee of the Council of Europe and the Personal Data Protection Committee of the Council of Europe. Between 1994 and 1998, he was appointed Secretary-General of the Polish Section of the Henri Capitant Association of Friends of French Legal Culture.

Alongside his academic work, he held the position of Director of the Civil Law Department at the Instytut Wymiaru Sprawiedliwości (Law and Justice Institute, Poland) from 1992 to 1997.

He then began his career in the judiciary at the Trybunał Konstytucyjny (Constitutional Court, Poland): he was appointed as a judge in 1997, became President of that court in 1998 and held that position until 2006.

Judge at the Court from 7 October 2009 to 31 January 2024.