Jeffrey Dunham (born April 18, 1962) is an American ventriloquist, stand-up comedian and actor who has also appeared on numerous television shows, including Late Show with David Letterman, Comedy Central Presents, The Tonight Show and Sonny With a Chance. He has six specials that run on Comedy Central: Jeff Dunham: Arguing with Myself, Jeff Dunham: Spark of Insanity, Jeff Dunham's Very Special Christmas Special, Jeff Dunham: Controlled Chaos, Jeff Dunham: Minding the Monsters, and Jeff Dunham: All Over the Map. Dunham also starred in The Jeff Dunham Show, a series on the network in 2009.