Johann Nikolaus Rutz, son of Johann Nikolaus Rutz, and his family immigrated to Denmark (Schleswig-Holstein) in 1764. On 27 April 1765, they deserted their home there, and joined the migration to Russia.
Nikolaus Rutz and his family settled in the Volga German colony of Dönhof on 21 July 1766. They are recorded there on the 1767 census in Household No. 14.
The 1767 census records that Nikolaus Rutz came from the German region of Darmstadt.
- Eichhorn, Alexander, Jacob & Mary Eichhorn. The Immigration of German Colonists to Denmark and Their Subsequent Emigration to Russia in the Years 1759-1766 (Deiningen, Germany: Drukerei und Verlag Steinmeier GmbH & Co. Kg, 2012): B-1394.
- Mai, Brent Alan. 1798 Census of the German Colonies along the Volga (Lincoln, NE: American Historical Society of Germans from Russia, 1999): Dh092.
- Pleve, Igor. Einwanderung in das Wolgagebiet 1764-1767 Band 1 (Goettingen: Der Göttinger Arbeitskreis; 1999): 344.