Hermann Langbein (18 May 1912 - 24 October 1995) was an Austrian who fought in the Spanish Civil War with the International Brigades for the Spanish Republicans against the Nationalists under Francisco Franco. He was interned in France after the end of the Spanish Civil War, and then sent to German concentration camps after the fall of France in 1940. Hermann Langbein was among those awarded the Righteous Among the Nations status by Yad Vashem. He wrote several books about his experiences in the camps.