Dembski (feminine: Dembska; plural: Dembscy) is a Polish-language surname. It is a variant of Dębski (). The surname may refer to: Paweł Dembski, 16th-century Polish churchman William A. Dembski (born 1960), American mathematician, philosopher and theologian Yevheniya Dembska (1920–2019), theatre and cinema actress See also Dębski Demski Polish-language surnames