Wihelm Delen was born in approximately 1788. He served in Napoleon's army and fought against the Russians. He was captured by the Russians, and in 1812, was settled in the Volga German colony of Louis. He is recorded there on the 1834 Census of Louis in Household No. 120 along with a note that he had died there in 1822.
- 1834 Census of Louis.
- Belousov, S.V. "Prisoners of war of Napoleon's army in the Volga region: the arrangement, content, relationships with the local population." Bulletin of the Samara State University, No. 1 (Samara, Russia: Samara State University, 2006): 48-55.