When Martha Hedwig Teumer was born on 2 August 1888, in Wilkau, Zwickau, Saxony, Prussia, Germany, her father, Carl Louis Teumer, was 36 and her mother, Ida Pauline Leiteritz, was 36. She married Ernst Paul Jähn on 5 November 1911, in Niederhaßlau, Zwickau, Saxony, Prussia, Germany. They were the parents of at least 2 sons. She died on 13 November 1975, in Weißbach, Zwickau, Saxony, Prussia, Germany, at the age of 87.