Friedrich Wilhelm Wunderlich, an accountant, married Charlotte Sophia Erdm née Fleck. They had at least one son Christian Carl Wunderlich who was born on 1 July 1788 in Zwickau in Saxony. They immigrated to Russia and settled in the Volga German colony of Grimm.
They relocated to Sarepta on 6 September 1794.
- Parish records of Sarepta.