Stefan Kisielewski, Polish libertarian writer and politician (d. 1991)
Stefan Kisielewski (7 March 1911 in Warsaw – 27 September 1991 in Warsaw, Poland), nicknames Kisiel, Julia Hołyńska, Teodor Klon, Tomasz Staliński, was a Polish writer, publicist, composer and politician, and one of the members of Znak, one of the founders of the Unia Polityki Realnej, the Polish libertarian and conservative political party.