Heinrich Köhler, a single man, arrived from Lübeck at the port of Oranienbaum on 4 July 1766 aboard the ship Der Junge Mathias under the command of Skipper David Wollert along with a servant, Katharina.
He settled in the Volga German colony of Dönhof on 18 June 1767 and is recorded there on the 1767 census in Household No. 4 along with his new wife Anna Maria and son Johannes (6 months).
Johann Georg Köhler and his brother Johann Heinrich Köhler from Dönhof and their families are recorded on the 1857 census of Rosenberg in Household No. 92.
The Oranienbaum passenger list records that Heinrich Köhler was a furrier from the German region of Isenburg while the 1767 census records that he was a merchant (Kaufmann) from the German region of Frankfurt am Main.
- 1857 Rosenberg Census (Household No. 92).
- 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): Dh073, Dh090.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 1 (Göttingen: Göttinger Arbeitskreis, 1999): 342.
- Pleve, Igor. Lists of Colonists to Russia in 1766: Reports by Ivan Kulberg (Saratov: Saratov State Technical University, 2010): #1859.