Dayton Ohio - Speed Date Event @ MJ's. Speed Date Event Past Event - Wednesday, August 15, 20 N. Jefferson St., Dayton, OH [map it]. Lining up plans in Dayton? Whether you're a local, new in town, or just passing through, you'll be sure to find something on Eventbrite that piques your interest. Gem City Catfe East 5th Street Dayton, OH United States (map) · Google Calendar Join Speed Dating in the Cat Lounge of the Gem City Catfe! We will also.