Harvey Elliott Klehr (lahir 25 Desember 1945) adalah profesor politik dan sejarah di Universitas Emory . Klehr dikenal karena bukunya tentang gerakan Komunis Amerika , dan spionase Soviet di Amerika (banyak yang ditulis bersama dengan John Earl Haynes )

• Communist Cadre: The Social Background of the American Communist Party Elite. Stanford, CA: Hoover Institution Press, 1978. OCLC 4683880.
• The Heyday of American Communism: The Depression Decade. New York: Basic Books, 1984. OCLC 10456780.
• Biographical Dictionary of the American Left. Editor, with Bernard K. Johnpoll. Westport, CT: Greenwood Press, 1986.
• Far Left of Center: The American Radical Left Today. New Brunswick, NJ: Transaction Publishers, 1988. OCLC 17210024.
• The American Communist Movement: Storming Heaven Itself. With John Earl Haynes. New York: Twayne Publishers, 1992. OCLC 25201075.
• The Secret World of American Communism. With John Earl Haynes and Fridrikh Igorevich Firsov. New Haven, CT: Yale University Press, 1996. OCLC 30779937.
• The Amerasia Spy Case: Prelude to McCarthyism. With Ronald Radosh. Chapel Hill, NC: University of North Carolina Press, 1996. OCLC 32590046.
• The Soviet World of American Communism. With John Earl Haynes and Kyrill Anderson. New Haven, CT: Yale University Press, 1998. OCLC 37187391.
• Venona: Decoding Soviet Espionage in America. With John Earl Haynes. New Haven, CT: Yale University Press, 1999. OCLC 44694569.
• In Denial: Historians, Communism and Espionage. With John Earl Haynes. San Francisco, CA: Encounter Books, 2003. OCLC 62271849.
• Communism, Espionage, and the Cold War: A Unit of Study for Grades 9-12. With Robert Gabrick. Los Angeles, CA: National Center for History in the Schools, University of California, Los Angeles, 2004.
• Early Cold War Spies : The Espionage Trials That Shaped American Politics. With John Earl Haynes. New York: Cambridge University Press, 2006.
• Spies: The Rise and Fall of the KGB in America. With John Earl Haynes and Alexander Vassiliev. New Haven, CT: Yale University Press, 2009.
• The Communist Experience in America: A Political and Social History. New Brunswick, NJ: Transaction Publishers, 2010. —Selected articles.
• Secret Cables of the Comintern, 1933-1943. With Fridrikh Igorevich Firsov and John Earl Haynes. New Haven, CT: Yale University Press, 2014.

• Harvey Klehr's web page
• An Interview with John Earl Haynes and Harvey Klehr, History News Network.
• "SECRETS, LIES, AND ATOMIC SPIES", PBS Transcript, Airdate: February 5, 2002
• Stuart A. Rose Manuscript, Archives, and Rare Book Library, Emory University: Harvey Klehr papers, 1901-2004