The widow of Johann Georg Geiger is recorded on the 1798 census of Reinwald in Household No. Rw54.
There are no surviving male lines of this family among the Volga German colonies.
- Mai, Brent Alan. 1798 Census of the German Colonies along the Volga: Economy, Population, and Agriculture (Lincoln, NE: American Historical Society of Germans from Russia, 1999): Rw54.