William Michael "Bil" Dwyer (born March 30, 1962) is an American stand-up comedian and game show host.

In the game show world, he hosted GSN's Extreme Dodgeball, I've Got a Secret and The 50 Greatest Game Shows of All Time, the PAX TV (now ION Television) game show Dirty Rotten Cheater, and the FSN game show, Ultimate Fan League.

Dwyer was born in Evergreen Park, Illinois and is an alumnus of Southern Illinois University Carbondale.

He was the analyst for Comedy Central's BattleBots throughout its run, and also appeared as a host/character on MTV's The 70s House in 2005. From 2007-2008 he played a father of the title character on the Cartoon Network series called Out of Jimmy's Head (originally called Re-Animated when it was a pilot movie), was a sub-host on GSN Radio and stars in comedic web golf series, The Range Show with Bil Dwyer.

He has been one of the talking heads on MTV and VH1 shows, including I Love the '90s, I Love the '90s: Part Deux, I Love the '70s, I Love the '80s 3-D and 101 Biggest Celebrity Oops. He also provided commentary on GSN's recent series of game show specials, including The Real Match Game Story: Behind The Blank and Game Show Countdown: Top 10 Hosts. He appeared as one of the finalists on the fourth season of NBC's Last Comic Standing, but was eliminated in the second regular episode, finishing 10th in the competition.

Bil Dwyer was pranked by Friday Night Cranks in 2008.

Bil Dwyer has appeared on several podcasts, including Never Not Funny and Battleship Pretension.