The article presents a biographical sketch and views on the issue of religious education of children and youth of Rev. Zygmunt Bielawski – Professor of the Theological Faculty of Jan Kazimierz University in Lwów. The text analyses the philosophical and pedagogical views of the scholar as presented in his outstanding monographs such as Fundamentals of Religious Education and Religious Education, among others. It also describes the priest’s reflections on the nature and method of catechism teaching.