Johann Adam Detterer from Gemmingen married Maria Susanna Schmidt on 27 July 1756 in Ehrstädt-Neuhaus. She was born there on 22 June 1733.
The Detterer family moved first to the colony of Neubörm in Denmark (Schleswig-Holstein). They left Denmark in 1765 and joined the migration to Russia.
They settled in the Volga German colony of Dönhof on 21 July 1766 where they are listed along with 3 children on the 1767 census of Dönhof in Household No. 8.
- Eichhorn, Alexander, Jacob Eichhorn, & Mary Eichhorn. The Immigration of German Colonists to Denmark and Their Subsequent Emigration to Russia in the Years 1759-1766 (Deiningen, Germany: Steinmeier, 2012): 377.
- Mai, Brent Alan. 1798 Census of the German Colonies along the Volga: Economy, Population, and Agriculture (Lincoln, NE: American Historical Society of Germans from Russia, 1999): Dh037.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 1 (Göttingen: Göttinger Arbeitskreis, 1999): 343.