Czesław Marian Bieżanko (22 November 1895 in Kielce – 1986 in Pelotas, Brazil) was a Polish entomologist and recognized authority on South American butterflies.
He was professor of the College of Agronomy in the city of Pelotas (currently Universidade Federal de Pelotas and Doctor Honoris Causa of the Agricultural Academy.
Bieżanko worked on the generic classification of Lepidoptera.
Entomologia (Available publications), 8 pp., which does not include his last Genero e espécies dedicados a C. M. Biezanko.
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