Johann Heinrich Kless, a farmer, and his wife Gertrude settled in the Volga German colony of Yagodnaya Polyana on 16 September 1767. They are recorded there on the 1767 census in Household No. 17 along with his stepchildren (Johannes Luft, age 20; Anna Maria Luft, age 18 - whose mother had died during the journey to the Volga region) and Johannes Koch (age 14).
The 1767 census records that Johann Heinrich Kless came from the German village of Ulfa in the Büdingen region.
There are no known surviving male lines of this Kless farmily among the Volga German colonies.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 2 (Göttingen: Göttinger Arbeitskreis, 2001): 177.