1  Heinrich Christoph Langmann (1799 Blomberg, Lippe, Germany – )   +  Cathrine Diekmann       2  Heinrich August Langmann (1835 Blomberg, Lippe, Germany – )      2  Friedrich August Langmann (1839 Blomberg, Lippe, Germany – )      2  Friedrich Wilhelm Langmann (1846 Blomberg, Lippe, Germany – )