Georg Friedrich Schreiock was born in about 1716 in Flehingen. He married on 10 April 1742 in Sulzfeld to Maria Sophia Schweitzer. She was born in Sulzfeld on 7 October 1713.
They immigrated to Denmark (Schleswig-Holstein) and settled in Julianenebene colony.
They and their children later immigrated to Russia arriving in Dreispitz on 16 September 1766 and are recorded there along with three children (Barbara, age 18; Jeremias, age 12; and Christina, age 11) on the 1767 Census in Household No. 2.
- Lang, Gerhard. German Colonists of Denmark on the Volga .
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 1 (Göttingen: Göttinger Arbeitskreis, 1999): 371.