Christian Engelhardt was born in about 1738 in Seckenheim (today an eastern suburb of Mannheim). He was a tailor. He immigrated first to Denmark (Schleswig-Holstein) where he settled in the colony of Veltenhof. He married in Fredericia, Denmark, to Anna Barbara Albrecht. She had been born in Heiligkreutz near Odenwald (northeast of Schriesheim) on 1 May 1741.
They immigrated in 1763 to Russia, arriving in the colony of Anton on 7 September 1764 along with Anna Barbara's brother and his family. They are listed on the 1767 Census of Anton in Household No. 11.
- Lang, Gerhard. German Colonists of Denmark on the Volga.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 1 (Göttingen: Göttinger Arbeitskreis, 1999): 54.