Florian Stępniak was a Polish Capuchin friar and Roman Catholic priest. One of the 108 Martyrs of World War II, he joined the Order of Friars Minor Capuchin in 1931. He was studying theology at the Catholic University of Lublin when he was arrested by the Gestapo and transferred to Sachsenhausen and Dachau, where he was later gassed to death.