Johann Georg Zier married Margaretha Wolf on 24 June 1765 in Roßlau.
They immigrated to Russia and settled in the Volga German colony of Dietel.
Georg Zier and his family are recorded on the 1798 census of Dietel in Household No. Dt60.
- Mai, Brent Alan. 1798 Census of the German Colonies along the Volga (Lincoln, NE: American Historical Society of Germans from Russia, 1999): Dt60.
- Mai, Brent Alan and Dona Reeves-Marquardt, German Migration to the Russian Volga (1764-1767) (Lincoln, NE: American Historical Society of Germans from Russia, 2003): #867.