Jakob DeFei, a barber (Friseur), and his wife Elisabeth settled in the Volga German colony of Katharinenstadt on 3 August 1767. They are recorded there on the 1767 census in Household No. 142.
In 1787, widower Jakob DeFei left Katharinenstadt.
The 1767 census records that Jakob DeFei came from the [French] village of Lingé.
There are no known surviving male lines of this family among the Volga German colonies.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 2 (Göttingen: Göttinger Arbeitskreis, 2001): 306.