Thomas "Tom" Bergeron (born May 6, 1955) is an American television personality and game show host, best known as the host of America's Funniest Home Videos (2001–2015) and host of the ABC reality series Dancing with the Stars (2005–present). He was also host of Hollywood Squares (1998–2004) and a fill-in host for Who Wants to Be a Millionaire?. He is the winner of both a Daytime Emmy Award and a Primetime Emmy Award.
He filled in for Meredith Vieira during the 5th season of the U.S. version of Who Wants to Be a Millionaire? between May 14-18, 2007.