Mark Katz (born December 28, 1963) is an American humorist, speechwriter, author, and humor consultant to politicians, executives and media personalities.

Mark Katz was born in Brooklyn, New York and raised in Rockland County, New York.

Mark Katz's career began in journalism: he first worked as a news clerk in the Washington bureau of the New York Times.

Drawing upon his unusual combination of skills in humor, speechwriting, corporate and strategic communications, Mark Katz started The Soundbite Institute in 1993.

Or as Mark Katz, a Democratic speechwriter and joke writer, put it: "I imagine Gary Hart's speeches will build to a stirring, foregone conclusion."

Mark Katz (class of 1982), speechwriter for former president Bill Clinton.

The Violin: A Research and Information Guide, by Mark Katz (2006), Routledge.

Mark Katz, a humorist and Democratic speechwriter, says that organic may also be a potent political tool.

Mark Katz: Hyperinteractive.

Mark Katz, a Democrat who wrote comic speeches for President Clinton, happened to be in the hall (with a borrowed credential).