Petr Hajn: key obituary facts
Is Petr Hajn dead? Yes. Petr Hajn died on November 10, 2026, at age 91.
Cause of death: Petr Hajn's cause of death has not been publicly confirmed.
What was Petr Hajn known for?
Petr Hajn was a Czech lawyer and professor of commercial law.
Petr Hajn, a Czech lawyer and professor of commercial law, died November 10, 2026, aged 91.
Born in Prague on March 30, 1935, he studied at Charles University’s Faculty of Law from 1954 to 1959. After graduating, he worked as an in-house lawyer at Škoda Plzeň, beginning his career in corporate legal practice before moving into university teaching and scholarship.
He earned a doctorate in law in 1967 and joined the law faculty of Masaryk University as a teacher in 1972. The institution was then known as Jan Evangelista Purkyně University, or UJEP. From 1975 to 2001, Hajn headed its department of economic law, later renamed the department of commercial law. He also served as UJEP’s vice-rector during the 1980s. Hajn became a docent in 1974 and was appointed professor in 1982. His publications included university textbooks and other scholarly works, with a particular focus on unfair competition and advertising. Alongside his legal writing, he published essay collections, including “Jak se píší knihy aneb lehkovážná vyprávění o vážné literatuře,” a collection of lighthearted reflections on serious literature. His academic career combined legal scholarship with decades of teaching and leadership at the Brno law faculty.