Wilhelm Endemann (24 April 1825 Marburg – 13 June 1899 Cassel) was a German jurist.
He was educated at the University of Heidelberg, professor of law at the University of Jena from 1862 to 1867, and assumed the same position at the University of Bonn in 1875. From 1871 to 1873 he was a member of the Reichstag. He became one of the greatest authorities on the commercial law of Germany.
His works on jurisprudence include:
- Der Entwurf eines deutschen Handelsgesetzbuchs (1858)
- Das deutsche Handelsrecht (German commercial law, 4th ed. 1887)
- Die Entwicklung des Beweisverfahrens im deutschen Civilprozess (1895)