1  zu Ahrensberg Langmann (abt 1665 – )   +  (Name Unknown)      2  Claus Langmann (abt 1690 – )         +  (Name Unknown)            3  Johann Daniel Langmann (20 Dec 1720 Ahrensberg, Mecklenburg, Germany – )            3  Georg Daniel Langmann (7 Apr 1723 Ahrensberg, Mecklenburg, Germany – )            3  Claus Langmann (24 May 1728 Ahrensberg, Mecklenburg, Germany – )      2  Heinrich Langmann (abt 1700 – Jan 1744)         +  Catharina Elisabeth _____             3  Hans Joachim Langmann (22 Dec 1740 Ahrensberg, Mecklenburg, Germany – )               +  (Name Unknown)                  4  Anna Catharina Langmann                      +  Johann Friedrich Ketel                         5  Anna Maria Ernestina Ketel (24 Sep 1802 Ahrensberg, Mecklenburg, Germany – )            3  Johann Christian Langmann (6 Feb 1743 Ahrensberg, Mecklenburg, Germany – 1792 Ahrensberg, Mecklenburg, Germany)               +  Charlotte Esther Kohn (1755 Ahrensberg, Mecklenburg, Germany – 25 Dec 1817 Ahrensberg, Mecklenburg, Germany)                  4  Catharina Maria Langmann (17 Feb 1779 Ahrensberg, Mecklenburg, Germany – )                     +  Daniel Andreas Friedrich Stein                      +  Karl Ernst Boettger                   4  Johann Karl Joachim Langmann (31 Dec 1780 Ahrensberg, Mecklenburg, Germany – )                     +  Helena Sophia Christina Schmidt                   4  Charlotta Dorothea Langmann (28 Nov 1782 Ahrensberg, Mecklenburg, Germany – )                  4  Marta (Maria?) Elisabeth Langmann (28 Oct 1783 Ahrensberg, Mecklenburg, Germany – )                     +  Andreas Simon Ansthern                   4  Johann Christian Langmann (3 Jan 1793 Ahrensberg, Mecklenburg, Germany – )