Georg Melchior Kraus (26 July 1737, in Frankfurt am Main – 5 November 1806, in Weimar) was a German painter.
A student of Johann Heinrich Tischbein, he was also a teacher himself (his pupils included Ferdinand Jagemann), as well as an entrepreneur and friend of Goethe.
He was a co-founder of the Fürstliche freie Zeichenschule Weimar with Friedrich Justin Bertuch in 1776.