Wilhelm von Finck (6 February 1848 – 4 April 1924) was a German entrepreneur and banker.

Finck was a co-founder of the German companies Allianz and Munich Re.

He worked first for German company Bankhaus Philipp Nicolaus Schmidt.

Since 1869 he worked for Nestle, Andreae & Co. in London and since 1870 for Merck Finck & Co. in Darmstadt.

German company Allianz AG was founded in Berlin on 5 February 1890 by then director of the Munich Reinsurance Company (Munich Re) Carl von Thieme (a native of Erfurt, whose father was the director of Thuringia) and Wilhelm von Finck.