Michal Heller,philosopher, physicist,theologian, Templeton Prize winner
Hugo Kollataj, philosopher, priest, politician, social reformer
Zygmunt Krasinski, philosopher, poet, playwright, novelist
Stanislaw Lesniewski, philosopher (logician)
Jan Lukasiewicz, philosopher (logician)
Stanislaw Staszic,philosopher,statesman, priest, writer, geologist
Wladyslaw Tatarkiewicz. philosopher, art historian, ethicist
Florian Znaniecki, philosopher, sociologist
