Wizard World Chicago History Dates and locations

| Dates | Location_ | Attendance | Official_guests | Notes_ |
|---|---|---|---|---|
| July 22–23, 1972 | Pick-Congress Hotel, Chicago | 2000 | None | Known as Nostalgia `72 |
| August 3–5, 1973 | Pick-Congress Hotel |  | None | Known as Nostalgia `73, 2nd Annual Chicago Comic and Nostalgia Convention |
| Summer 1974 | Chicago |  |  | Known as Nostalgia `74, 3rd Annual Chicago Comic and Nostalgia Convention |
| Summer 1975 | Chicago | 1000 |  | Known as Nostalgia `75, 4th Annual Chicago Comic and Nostalgia Convention |
| August 6–8, 1976 | Playboy Towers Hotel, Chicago | 2100 | Stan Lee, Jenette Kahn, Harvey Kurtzman, Mike Grell, and Tim Conrad |  |
| August 5–7, 1977 | Pick-Congress Hotel, Chicago | 3000 | Stan Lee, Jenette Kahn, Chester Gould, and Howard Chaykin |  |