Johann Georg Becker, a merchant (Kaufmann), and his wife Maria Ottilia settled in the Volga German colony of Warenburg on 12 May 1767. They are recorded there on the 1767 census in Household No. 75.
The 1767 census records that Johann Georg Becker came from the German village of Dernduf [?] in the Ansbach region.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 4 (Göttingen: Göttinger Arbeitskreis, 2008): 333.