Johannes Kaiser (age 26 [should probably be 16]) is recorded on the 1767 census of Grimm in Household No. 29 along with Anna Katharina Müller and her family. The 1767 census does not record a relationship between the Kaiser and Müller families.
A note on the 1767 census records that Johannes Kaiser relocated to the colony of Grimm in 1768.
He is recorded on the 1775 census of Grimm in Household No. 39 along with his wife Margaretha and her children [surname Meisner] (Elisabeth, age 13; Wendel, age 10; Katharina Margaretha, age 8).
He is recorded on the 1798 census of Grimm in Household No. Gm011 along with his second wife (Katharina Müller) and children by his first wife.
- 1775 Grimm Census (Household No. 39).
- Mai, Brent Alan. 1798 Census of the German Colonies along the Volga (Lincoln, NE: American Historical Society of Germans from Russia, 1999): Gm011.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 3 (Göttingen: Göttinger Arbeitskreis, 2005): 182.