Joseph Lockhart (born July 13, 1959) is a spokesman and communications consultant, best known for being the White House Press Secretary from October 5, 1998 to September 29, 2000, during the administration of U.S. President Bill Clinton. He worked as press secretary for several Democratic politicians, including Walter Mondale, Paul Simon, and Michael Dukakis; he was an advisor to John Kerry during his 2004 presidential campaign.