Tadeusz Pieronek (pronounced [taˈdɛuʃ pʲɛˈrɔnɛk]; 24 October 1934 – 27 December 2018) was a Polish Roman Catholic auxiliary bishop-emeritus. He was auxiliary bishop of the Sosnowiec from 1992 to 1998.
He was a Catholic academic and professor of theology and civil law. Pieronek was a leading member of the Stefan Batory Foundation (a George Soros Foundation branch in Poland). He was born in Radziechowy, Poland.
Pieronek died on 27 December 2018 in Sosnowiec, Poland from a heart attack at the age of 84.[1]