1  Hedwig Kaethe Elisabeth Hackbusch (1924 – )   +  Gerd Achim August Victor Robert Langermann und E (1927 – )      2  Electrician Klaus Langermann und E (1954 Robel, Mecklenburg, Germany – )      2  Lore Langermann (1956 Robel, Mecklenburg, Germany – )      2  Achim Langermann (1958 – )      2  Horst Langermann (1960 – )