The life of Jerzy Ignacy Skowronski, Professor of High Voltages, Dean of the Faculty of Mechanical and Electrical Engineering and the first Dean of the Electrical Faculty of the Wrocław University of Science and Technology, member of the real Polish Academy of Sciences and President of the Wrocław Scientific Society, founder of the Wrocław Scientific School of Electrical Materials, was described. Documents contained in the Archives of the Wrocław University of Science and Technology, works published by Jerzy I. Skowronski, previously published publications on his scientific merits written by his former Ph.D. students and information from his grandson Jan Paweł Skowronski were used. The author's intention was to show unknown facts from the life of the Professor and his works unknown until now.