Hans Mierendorff was born on June 30, 1882 in Rostock, Mecklenburg-Vorpommern, Germany as Johannes Reinhold Mierendorff. He was an actor and producer, known for Die Teufelskirche (1919), Ich bin Du (1921) and Der goldene Pol (1918). He was married to Antonie Katsch, Hertha Katsch and Gertrud Schmidt.