Johann Jakob Heidt, a single farmer, arrived from Lübeck at the port of Oranienbaum on 15 September 1766 aboard the snow-brig Die Frau Dietrika under the command of Skipper Joachim Friedrich Luhn.
He is recorded on the 1798 census of Semenovka in Household No. Se19.
The Oranienbaum passenger list records that Johann Jakob Heidt came from the German region of Mainz.
- 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): Se19.
- Pleve, Igor. Lists of Colonists to Russia in 1766: Reports by Ivan Kulberg (Saratov: Saratov State Technical University, 2010): #6049.