Kazimierz Zdziechowski, also known under pseudonyms Władysław Zdora, Władysław Mouner, (1878–1942) was a Polish landowner, prose writer, publicist, literary critic and novelist. Brother of Marian Zdziechowski, Polish philologist and philosopher.
Zdziechowski was born on 14 March 1878 in Raków, Belarus. He graduated law in university of Moscow. Then, he managed family estate in Raków. Since 1896 he collaborated with press as a prose writer, publicist and literary critic. Zdziechowski was murdered on 4 August 1942 during the Second World War in the German concentration camp Auschwitz.