+———Johann Conrad Langmann  |   |              |   |       +———Johann Heinrich Conrad Billerbeck  |   |       |  |   |   +———Christoph Langmann  |   |   |   |                      |   |   |   |               +———aus Orlinghausen Langmann  |   |   |   |               |  |   |   |   |           +———Johann Hermann Langmann  |   |   |   |           |  |   |   |   |       +———Hermann Christoph Langmann  |   |   |   |       |   |      |   |   |   |       |   +———Anna Ilsabeen Krumensiek  |   |   |   |       |  |   |   |   |   +———Christian Langmann  |   |   |   |   |   |      |   |   |   |   |   +———Anna Sophia Hagedorn  |   |   |   |   |  |   |   |   +———Anna Catharina Elisabeth Langmann (9 May 1723 – )  |   |   |       |      |   |   |       +———Trina Margaretha Brinkmann  |   |   |  |   +———Anna Maria Elisabeth Langmann (1 Jan 1779 – )  |      Heinrich Christoph Langmann (25 Aug 1799 – )  |      +———Anna Charlotte Festings