Johann Adam Jauck, his wife Anna Walburga, and their sons (Peter Engelhard, Johann Adam, and Johann Georg) immigrated from the Baden-Durlach region to Denmark (Schleswig-Holstein) in 1761.
The baptism of Anna Barbara Jauck, daughter of Adam Jauck, is recorded on the parish register of Vorbasse, Denmark, on 1 February 1763.
In 1763, they joined the migration to Russia and settled in the Volga German colony of Holstein on 26 May 1765.
They are recorded on the 1767 census of Holstein in Households No. 18 & 20, with father Johann Adam as a widower. The 1798 census of Dreispitz records Johann Adam Jauck (age 79) there in Household No. Dr06.
The death of Adam Jauck in 1828 is recorded on the 1834 census of Holstein in Household No. 64. His surviving descendants are recorded there in Household No. 26.
The 1767 census records that father Johann Adam Jauck came from the German region of Karlsruhe and that son Karl Jauck came from the German region of Kadze.
- 1834 Holstein Census (Households No. 26, 64).
- 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-714, B-715.
- Mai, Brent Alan. 1798 Census of the German Colonies along the Volga (Lincoln, NE: American Historical Society of Germans from Russia, 1999): Dr06, Ho24, Ho45.
- Parish register of Vorbasse, Denmark.
- Pleve, Igor. Einwanderung in das Wolgagebiet 1764-1767 Band 2 (Goettingen: Der Göttinger Arbeitskreis; 2001): 130.