Sarah Kussy was a founder and leader of a constellation of significant Jewish organizations, including Hadassah and the United Synagogue Women’s League. Through her many associations, Kussy worked to change the face of Jewish education, Zionist activities, and women’s participation in Jewish American communal life.

Born in Russia but educated in Switzerland, Anna Kuliscioff became one of the key figures in Italy’s early socialist movement and was a feminist advocate who concentrated on poor women’s issues. In her later life, she helped publish a socialist periodical and hosted a prominent salon, often with her partner Filippo Turati.

Pati Kremer was one of the pioneers of the Jewish workers’ movement in Eastern Europe. Already an active member in the 1890s of the so-called Vilna Group, the precursor to the Bund, she remained closely associated with the Jewish workers’ party until her death in the Vilna Ghetto.

Esther Kreitman was the sole female writer in what many consider to be the most prominent family in the history of Yiddish literature, that of brothers I.B. and I.J. Singer. Krietman’s most notable contributions to Yiddish literature include her writings in support of the Haskalah and her autobiographical novel, Der Sheydim Tants (Deborah).

Berlin-born Gisela Konopka built an international reputation as a group social worker and expert on youth issues. Lauded for her involvement in the rebuilding of social services and education in post-war Germany and beloved by her students at the University of Minnesota, Konopka received more than 42 awards in her lifetime.

Rozka Korczak-Marla was active in underground resistance during World War II, serving in the United Partisan Organization to smuggle weapons into the Vilna Ghetto and help Jews escape. After the war she immigrated to Palestine and settled into kibbutz life.

An activist, philanthropist, and leader of Canadian and world Jewry, Julia Koschitzky was born in Cardiff, Wales, the daughter of Max Podolski and Elli (Moses) Podolsk. The family relocated to Canada in 1949, eventually settling in Toronto in 1956. Julia and her husband Henry Koschitzky became involved in communal leadership and philanthropy, specifically in Jewish education and social welfare, and she took on active roles in Jewish affairs both in Toronto and around the globe.

Lonka Korzybrodska was an active member of He-Haluz, a resistance movement during World War II. She participated in missions until her capture and died imprisoned in Auschwitz in 1943.

Marcia Koven was the founding curator of the Saint John Jewish Historical Museum, one of a number of museums dedicated to Jewish history in Canada’s Maritime Provinces. Her work inspired other Jewish museum projects in Atlantic Canada, and she held a number of other leadership roles related to Jewish life and history.

Malka Fisz Kolodny served as one of the first teachers in pre-State Palestine. She taught subjects ranging from basic literacy to chemistry and biology and encouraged, counselled, and supported her students, staying in touch with them for years.

Chajka Klinger, a member of Ha-Shomer ha-Za’ir, was active in the resistance against the Nazis in Bedzin and Warsaw. Her mission was to live, so that she could keep the flame and memory of resistance alive. Her diaries were the first written evidence about the Warsaw Ghetto uprising to escape Nazi Europe.