Liebknecht
Liebknecht is the surname: Karl Liebknecht (1871–1919), German socialist Sophie Liebknecht (1884–1964), Russian-born German socialist, second wife of Karl Liebknecht Theodor Liebknecht (1870–1948), Werner Liebknecht (1905–?) German engineer Wilhelm Liebknecht (1826–1900), German Social Democrat, father of Karl Liebknecht