Rachel Dübendorfer (née Hepner; 18 July 1900 – 3 March 1973) was an anti-Nazi resistance fighter. During the Second World War, her codename was Sissy, and she was in a section of the Red Three Swiss resistance movement.
Rachel Dübendorfer (* 18. Juli 1900 in Warschau; † 3. März 1973 in Ost-Berlin) war eine polnisch-deutsche Kommunistin und Widerstandskämpferin jüdischer Abstammung. (de)
Rachel Dübendorfer (née Hepner; 18 July 1900 – 3 March 1973) was an anti-Nazi resistance fighter. During the Second World War, her codename was Sissy, and she was in a section of the Red Three Swiss resistance movement. (en)
Rachel Dübendorfer (Warschau, 18 juli 1900 - Oost-Berlijn, 3 maart 1973) was een Pools-Duits-Zwitserse spione. (nl)
Рашель Дюбендорфер, Сиси (18 июля 1900, Варшава — 3 марта 1973, Берлин) — советская разведчица, участница сети резидентур Красная капелла. (ru)