Ciesielski

Ciesielski (feminine: Ciesielska) is a Polish-language surname. Notable people with this surname include:


 * Jerzy Ciesielski (1929–1970), Polish Roman Catholic figure
 * Juliano Swiech Ciesielski, teacher Physics
 * Sævar Ciesielski, Icelander convicted in the Guðmundur and Geirfinnur case
 * Tomasz Ciesielski (born 1979), Polish footballer
 * Zbigniew Ciesielski (1934–2020), Polish mathematician