Kunigunda Seifert (age 16) is recorded on the 1767 census of Ober-Monjou in Household No. 38 along with her stepfather Michael Waldheuser.
The 1767 census does not record from where Kunigunda Seifert came.
There are no known surviving male lines of this Seifert family among the Volga German colonies.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 3 (Göttingen: Göttinger Arbeitskreis, 2005): 298.