Widow Louisa Berger is recorded on the 1767 census of Grimm in Household No. 68 along with her daughter and son-in-law Jakob Schott.
She is also recorded on the 1775 census of Grimm in Household No. 143.
There are no known surviving male lines of this Berger family among the Volga German colonies.
- 1775 Grimm Census (Household No. 143).
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 2 (Göttingen: Der Göttinger Arbeitskreis, 2001): 82.