1  Christian Langmann (1791 Marggrabowa, East Prussia, Germany – )   +  Anna Schneider       2  Henriette Langmann (1820 – )         +  Christian Kozlatirs          +  Fritz Fischer       2  Caroline Langmann (1824 – )      2  Juste Langmann (1826 – )      2  Wilhelmina Langmann (1828 – )      2  Charlotte Langmann (1831 – )      2  Friedrich Langmann (1835 – )         +  Wilhelmina Kowalczyk             3  August Langmann (1872 – )            3  Friedrich Langmann (1874 – )