|Country of origin||United States|
|No. of seasons||1|
|No. of episodes||10|
|Running time||22 minutes|
|Original channel||Comedy Central|
|Original run||January 11, 2011
March 15, 2011
|Related shows||Onion News Network|
Onion SportsDome was a parody sports television show from the makers of The Onion. The show premiered on Tuesday, January 11, 2011, at 10:30 p.m. EST on Comedy Central in the United States. It was seen in Canada on The Comedy Network.
The show was designed as a parody of SportsCenter and ESPN. Matt Walton and Matt Oberg play the co-anchors Alex Reiser and Mark Shepard, respectively. Melissa "Wellsy" Wells was portrayed by real-life sportscaster Danyelle Sargent. Gary Payton, Dennis Kenney and Ahmad Bradshaw appeared on the show.
On April 4, 2011, USA Today reported the show, having completed its original 10-episode runs, was on hiatus and replaced in the time-slot by Sports Show with Norm Macdonald.  On June 20, 2011, Deadline Hollywood confirmed that Comedy Central cancelled both SportsDome and Sports Show with Norm MacDonald.
- Albrecht, Chris (November 5, 2009). "Comedy Central Orders Sports Pilot from The Onion". gigaom.com. Retrieved January 6, 2011.
- "First Images and Premiere Date for Comedy Central's Onion SportsDome!". Comedy Central Insider. Comedy Central. December 1, 2010. Retrieved January 6, 2011.
- Chandler, Rick (January 5, 2011). "New Onion sports show parody may have potential". Off the Bench (NBC Sports). Retrieved January 6, 2011.
- Pierce, Scott D. (January 6, 2011). "'The Onion SportsDome’ skewers ‘SportsCenter'". The Salt Lake Tribune. Retrieved January 6, 2011.
- "CANOE - JAM! Television - TV Shows - Onion SportsDome: ‘Onion’ bosses take swing at sports". Jam.canoe.ca. 2011-01-11. Retrieved 2012-08-05.
- Hinckley, David (January 11, 2011). "'The Onion SportsDome' will lampoon sports shows like ESPN's 'SportsCenter' in Comedy Central slot". New York Daily News. Retrieved January 26, 2010.
- O'Brien, Walter (December 25, 2010). "Matt Walton, a New Jersey native, to co-host Comedy Central Onion sports show". Courier News (Bridgewater Township, NJ). Retrieved January 6, 2011.
- [dead link]
- "MacDonald's show may be departure from norm". USA Today. USA Today. April 11, 2011. Retrieved April 27, 2011.
- "Comedy Central Cancels 'Sports Show with Norm Macdonald' and 'Onion SportsDome'". Deadline Hollywood. June 20, 2011. Retrieved July 19, 2011.