Johann Martin Guttmann 17 March 1740 in Gersfeld, now in Isenburg (Germany), to Johannes Guttmann & Dorothea Heun. He married Amalia Kammerzell who was born 3 November 1747 in Maiersbach.
They arrived in Frank on 1 September 1767 and they and their newborn son Johann Heinrich are recorded in Household No. 112 on the 1767 Census of Frank.
- Parish records of Gersfeld, Fulda, Archive of the Evangelical Church of Kurhessen-Waldeck in Kassel (Archion.de).
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 1 (Göttingen: Göttinger Arbeitskreis, 1999): 439.
- Pleve, Igor. Gutmann Chart.