James Joseph "Jim" Norton, Jr. is an American comedian, radio personality, author, and actor. He is best known as the co-host of Opie with Jim Norton with Gregg "Opie" Hughes on Sirius XM Radio since July 2014, and his time on Opie and Anthony from 2001. Norton was a regular guest on The Tonight Show with Jay Leno and also appeared on the Late Show with David Letterman and Jimmy Kimmel Live. He has filmed an HBO stand-up special for the series One Night Stand as well as his special Monster Rain, co-starred in the HBO sitcom Lucky Louie, and had cameos in the films Spider-Man, Zack and Miri Make a Porno, and Courting Condi.
Norton hosted a four-episode stand-up showcase for HBO titled Down and Dirty with Jim Norton and appeared on The Comedy Central Roast of Bob Saget. He hosted the VICE talk-show The Jim Norton Show. He was also in Jerry Seinfeld's 2002 documentary Comedian.