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List of 2012 Ohio Conventions
| Convention | Dates | Location |
|---|---|---|
| Ohayocon 2012 | January 27-29, 2012 | Greater Columbus Convention Center Columbus, OH |
| UD Con 2012 | February 17-19, 2012 | University of Dayton, McGinnis Center Dayton, OH |
| Animation & Gaming Ohio 2012 | March 8-11, 2012 | Great Wolf Lodge Mason, OH |
| Millennicon 2012 | March 16-18, 2012 | Holiday Inn Cincinnati Ohio North Hotel Cincinnati, OH |
| Revoluticon 2012 | March 16-18, 2012 | Ramada Plaza Hotel & Conference Center Columbus, OH |
| LEGO KidsFest Cincinnati 2012 | March 23-25, 2012 | Duke Energy Center Cincinnati, OH |
| Animarathon 2012 | March 24, 2012 | Bowling Green State University Bowling Green, OH |
| Gem City Comic Con 2012 | March 31 - April 1, 2012 | Student Union at Wright State University Dayton, OH |
| Marcon 2012 | April 6-8, 2012 | Hyatt Regency Columbus Columbus, OH |
| Shinboku Con 2012 | April 27-29, 2012 | Ramada Elyria, Ohio Elyria, OH |
| Steampunk Empire Symposium 2012 | April 27-29, 2012 | Atrium Hotel & Conference Center Cincinnati, OH |
| Colossalcon 2012 | June 7-10, 2012 | Kalahari Resort and Convention Center Sandusky, OH |
| Fieldcon 2012 | July 6-8, 2012 | AEP ReCreation Lands Morgan County, OH |
| July 14-15, 2012 | Owens Community College Perrysburg, OH |
|
| TrotCon 2012 | July 21-22, 2012 | Ohio State University; Ohio Union Columbus, OH |
| MatsuriCon 2012 | August 24-26, 2012 | Hyatt Regency Columbus Columbus, OH |
| Kitsycon 2012 | September 7-9, 2012 | Roadway Inn Medina, OH |
| Midoricon 2012 | September 7-9, 2012 | Salt Fork Resort & State Park Cambridge, OH |
| Canterlot Gardens 2012 | September 28-30, 2012 | Holiday Inn Cleveland-Strongsville (Arpt) Strongsville, OH |
| Context 2012 | September 28-30, 2012 | DoubleTree by Hilton Hotel Columbus - Worthington Columbus, OH |
| Armageddicon 2012 | December 21-23, 2012 | Sheraton Columbus at Capitol Square Columbus, OH |
| Convention | Dates | Location |