Carl Conrad Theodor Litzmann (7 October 1815 – 24 February 1890) was a German obstetrician and gynecologist born in Gadebusch, Grand Duchy of Mecklenburg-Schwerin. He studied medicine in Halle, Würzburg and Berlin. In 1845 became an associate professor at the University of Greifswald, where during the following year he was appointed professor of general pathology and therapy. During this time period he published a study on the physiology of pregnancy titled "Physiologie der Schwangerschaft und des weiblichen Organismus überhaupt" (1846). In 1849 he became a professor of obstetrics and director of the Frauenklinik in Kiel. In 1862 he received the title of Etatsrat.