+———Johann John Langmann (1749 Hesse-Darmstadt, Germany – 2 May 1838 Rohrersville, Washington Co, MD)          |      +———Jacob Longman (24 Oct 1787 Washington Co, MD – 8 Aug 1871 Frostown, Frederick Co, MD)      |   |          |   +———Eve Unknown (1758 Washington Co, MD – )      |  +———George Longman (6 Sep 1818 Frederick Co, MD – 7 May 1882 Frederick Co, MD)  |   |          |   |   +———Jacob Werenbaker  |   |   |  |   +———Susan Wertenbaker (23 Jan 1787 MD – 9 Jun 1869 Frederick Co, MD)  |       |      |       +———Elizabetha Unknown  |      Elias H. Longman (3 Apr 1862 Hagerstown, Washington Co, MD – 18 Mar 1946 Hagerstown, Washington Co, MD)  |      +———Rebecca Holtzman (29 Jun 1825 MD – 20 Aug 1883 Frederick Co, MD)