49th World Science Fiction Convention
| Chicon V, the 49th World Science Fiction Convention | |
|---|---|
| Genre | Science fiction | 
| Dates | 29 August–2 September 1991 | 
| Venue | Hyatt Regency Chicago | 
| Location(s) | Chicago, Illinois | 
| Country | United States | 
| Attendance | 5,661 | 
| Filing status | 501(c)(3) non-profit | 
The 49th World Science Fiction Convention (Worldcon), also known as Chicon V, was held on 29 August–2 September 1991 at the Hyatt Regency in Chicago, Illinois, United States.
The convention was chaired by Kathleen Meyer.