+———Johann Heinrich Langermann (7 Jan 1789 Hamburg, Germany – )      |  +———Ingus Elias Marcus Langemann (28 Apr 1823 Hjorring, Denmark – )  |   |      |   +———Severine Jorgensen  |      Janus Elisacus Langermann (15 Aug 1856 Aarhus Domsogn, Denmark – )  |      +———Karen Marie Pedersen