1  Engineer Horst Langermann und E (1941 Schwerin, Germany – )   +  Gertrud Warnecke (1946 – )      2  Ines Langermann (1966 Robel, Mecklenburg, Germany – 1966 Robel, Mecklenburg, Germany)      2  Dirk Langermann (1967 – )      2  Rene Langermann (1971 – )