Andrew Klavan (born July 13, 1954) is an American novelist and conservative political commentator. He has worked in film and as an essayist and video satirist. Known for hosting The Andrew Klavan Show podcast on the conservative site The Daily Wire, Klavan has made significant contributions in both literature and political commentary.

He is also known under the pseudonym Keith Peterson and has been nominated five times for the prestigious Edgar Award, winning twice. Several of his novels, such as True Crime (1999) directed by Clint Eastwood and Don't Say a Word (2001) directed by Gary Fleder, have been adapted into successful films.