Johann Conrad Stromberger, son of Georg Stromberger (1667 - 16 March 1733) and Anna Katharina Hartmann (18 September 1670 - 10 September 1736) was born 24 June 1698 in Spachbrücken, Dieburg, Hessen-Darmstadt. He married in Spachbrücken on 27 April 1730 to Anna Elisabeth Kopp, daughter of Johann Nikolaus Kob/Koop and Elisabeth Barbara Stochard. She was born 20 August 1709 in Reinheim.
The family emigrated to Denmark in 1762 and were still living in the Danish colonies in 1763.
They arrived in Oranienbaum Russia on 9 August 1766 aboard the ship called Streline , and in Dönhof on 21 July 1766.
Immigrating with them was their son Johann Georg Stromberger, born 10 October 1738 in Spackbrücken. His grandson Georg Friedrich moved to Kolb.
- LDS Intl Film #1190550.
- Kohl, Gunnar and Helmut Ramge. Familienbuch Spachbrücken (Darmstadt: Deutsche Ortssippenbücher, 2001): 484-485.
- Eichhorn, Alexander, Jacob & Mary. The Immigration of German Colonists to Denmark and Their Subsequent Emigration to Russia in the Years 1759-1766 (Deiningen, Germany: Steinmeier, 2012): pp. 622-623
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 1 (Göttingen: Göttinger Arbeitskreis, 1999): 348.