+———Johann John Langmann (1749 Hesse-Darmstadt, Germany – 2 May 1838 Rohrersville, Washington Co, MD)  |      Rosanna Longman (6 Jun 1804 Wasington Co, MD – 16 Sep 1888 Boonesborough, Washington Co, MD)  |      +———Eve Unknown (1758 Washington Co, MD – )