Georg Seckinger, son of Jurg Seckinger, married in Sulz am Neckar on 21 January 1708 to Christina Weßner, daughter of Johannes Weßner. Among their children was Johann Michael Seckinger, who was baptized on 8 June 1719. Johann Michael was confirmed in 1733. No record of his marriage was found in the Sulz am Neckar parish records.
Georg Seckinger immigrated to Denmark (Schleswig-Holstein) arriving in the city of Schleswig on 9 May 1761. The Eichhorns record that the Seckinger family came from Sulz am Neckar.
He deserted the Danish colonies in July 1763 and joined the migration to Russia.
Michael Sekinger, his wife Anna Elisabeth, and children (Johann Philipp, age 6; Maria Elisabeth, age 6) are recorded on the 1775 census on Household No. 33. Son Philipp Christian [sic] is recorded on the 1798 census of Grimm in Household No. Gm063.
Christian Sekinger from Grimm is recorded on the 1811 census of Frank in Household No. 140.
The Eichhorns record that Georg Seckinger came from the German village of "Spöck, Unteramt, Staffort, Oberamt Karlsruhe, Markgrafschaft Baden-Durlach" along with the Konrad Hilfle family.
- 1775 Grimm Census (Household No. 33).
- 1811 Frank Census (Household No. 140).
- Eichhorn, Alexander, Jacob & Mary Eichhorn. The Immigration of German Colonists to Denmark and Their Subsequent Emigration to Russia in the Years 1759-1766 (Deiningen, Germany: Drukerei und Verlag Steinmeier GmbH & Co. Kg, 2012): B-1575.
- 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): Gm063.
- Parish register of Sulz am Neckar.