1  Johann Friedrich Langmann (1742 Blomberg, Lippe, Germany – )   +  Sophie Mueller       2  Cathrine Margarethe Langmann (1776 Blomberg, Lippe, Germany – )      2  Friedrich Christoph Langmann (1780 Blomberg, Lippe, Germany – )         +  Sophie Christine Vesting             3  Friedrich Conrad Langmann (1815 Blomberg, Lippe, Germany – )            3  Carl Friedrich Langmann (1820 Blomberg, Lippe, Germany – )            3  Friedrich Heinrich Langmann (1822 Blomberg, Lippe, Germany – )            3  Amalie Cathrine Langmann (1828 Blomberg, Lippe, Germany – )      2  Johann Christoph Langmann (1783 Blomberg, Lippe, Germany – )