Mononymous person town of Stendal, birthplace of the German art historian Johann Joachim Winckelmann, whom Stendhal admired. In the 20th century, a fourth French writer, Sidonie-Gabrielle Colette (author of "Gigi", 1945), used her actual surname as her mononym pen name, Colette. Some French actors and singers have used their given name or surname as a stage mononym. In the 17th and 18th centuries, most Italian castrato singers used mononyms as stage names (e.g. Caffarelli, Farinelli). The German writer, mining engineer and philosopher, Georg Friedrich Philipp Freiherr von Hardenberg (1772–1801), became famous as Novalis. The 19th-century Dutch writer Eduard Douwes Dekker (1820–87), better
Sidonie Werner Sidonie Werner Sidonie Werner (1860–1932) was a German Jewish schoolteacher and feminist based in Hamburg. She was active in the German League of Jewish Women which she founded in 1904, together with Bertha Pappenheim. In 1929, she organized the World Conference of Jewish Women in Hamburg. Born in Posen on 16 March 1860, Sidonie Werner was brought up in a well-to-do Jewish merchant's family. She attended a girls' high school before completing a course in teacher training. After first working in a Jewish school in the Hamburg suburb of Altona, she was employed by the Hamburg school authority until her