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List of 2004 Oklahoma Conventions
| Convention | Dates | Location |
|---|---|---|
| Mini-Con 2004 | April 3, 2004 | Tulsa Event Center Tulsa, OK |
| Cosplay Potluck 2004 | October 2, 2004 | Norman Public Library Norman, OK |
| Oklacon 2004 | October 29-31, 2004 | Roman Nose State Park Watonga, OK |
| Ronin Con 2004 | November 6-7, 2004 | University of Oklahoma Norman, OK |
| Convention | Dates | Location |