1  Ships Carpenter Matthias Jacob Langmann    +  Catharina Elsabe Margaretha Schuett       2  Dorothea C. Johanna Langmann (15 Aug 1800 Luebeck, Germany – )      2  Christian Hinrich Langmann (13 Mar 1802 Luebeck, Germany – 12 May 1808 Luebeck, Germany)      2  Catharina Maria Johanna Langmann (9 Mar 1804 Luebeck, Germany – 14 Oct 1806 Luebeck, Germany)      2  Anna Catharina Langmann (13 Apr 1806 Luebeck, Germany – 1806 Luebeck, Germany)      2  Johann Friederich Heinrich Langmann (28 Jun 1807 Luebeck, Germany – )      2  Margaretha Magdalena Catharina Langmann (4 Nov 1809 Luebeck, Germany – )      2  Franz Georg Arnold Langmann (28 Nov 1810 Luebeck, Germany – )      2  Maria Magdalena Margaretha Langmann (5 May 1815 Luebeck, Germany – )      2  Friederich Joachim Heinrich Langmann (30 May 1819 Luebeck, Germany – )