Jeff Dunham (born April 18, 1962) is an American ventriloquist and stand-up comedian (stand-up comedy) who has also appeared on numerous television shows, including Star Search, Late Show with David Letterman, Comedy Central Presents and The Tonight Show. He is familiar to Comedy Central audiences for his three specials on that network: Jeff Dunham: Arguing with Myself, Jeff Dunham: Spark of Insanity, and Jeff Dunhams Very Special Christmas Special. His style has been described as "a dressed-down, more digestible version of Don Rickles with multiple personality disorder", Describing his characters, Time (Time magazine) observes, "All of them are politically incorrect, gratuitously insulting and ill tempered." His show, entitled The Jeff Dunham Show, premiered on the network October 22, 2009.

Dunham has been called "Americas favorite comedian" by Slate.com, and according to the concert industry publication Pollstar, he is the top-grossing standup act in North America, and is among the most successful acts in Europe as well. As of March 2009, he has sold over four million DVDs, and received more than 350 million hits on YouTube, making him one of the most-viewed entertainers of all time. Spark of Insanity received the best reviews of any DVD on Amazon.com in 2008, and A Very Special Christmas Special was the most-watched telecast in Comedy Central history, with its DVD going quadruple platinum (selling over 400,000) in its first two weeks. Forbes.com (Forbes) reported that Dunham was one of the highest earning comics from June 2008 to June 2009, earning approximately $30 million during that period.