Martha Dorothea Catharina Weitzel, daughter of Johannes Weitzel & Anan Catharina Michaels, was baptized on 5 June 1766 in the Lutheran Cathedral (Evangelische Kirche Dom) in Lübeck.
Johannes Weitzel and his family are recorded on the 1798 census of Dobrinka in Household No. Db73.
- 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): Db73.
- Mai, Brent Alan and Dona Reeves-Marquardt. German Migration to the Russian Volga (Lincoln, NE: American Historical Society of Germans from Russia, 2003): #1297.