Portrait of Ludwik Rydygier with his assistants.

Leon Jan Wyczółkowski was a Polish painter and educator who was one of the leading painters of the Young Poland movement, as well as the principal representative of Polish Realism in art of the Interbellum. From 1895 to 1911 he served as professor at the Jan Matejko Academy of Fine Arts in Kraków, and from 1934, at the Warsaw Academy of Fine Arts. He was a founding member of the Society of Polish Artists "Sztuka".