Tags: Noble.
Charles August (German: Karl August; 17 September 1685 Weilburg – 9 November 1753) was from 1719 to 1753 Prince of Nassau-Weilburg.Charles August was the second son of John Ernst of Nassau-Weilburg and Maria Polyxena of Leiningen-Dagsburg-Hartenburg. In his youth he worked as a diplomat for Saxony; for a while he was the Saxon ambassador in Paris.