| Chicon II, the 10th World Science Fiction Convention | |
|---|---|
 Julian May chairing the 1952 World Science Fiction Convention | |
| Genre | Science fiction |
| Dates | 30 August – 1 September 1952 |
| Venue | Morrison Hotel |
| Location(s) | Chicago, Illinois |
| Country | United States |
| Attendance | 870 |
| Filing status | non-profit |
The 10th World Science Fiction Convention, or the tenth instance of Worldcon, was held on the Labor Day weekend, 30 August – 1 September 1952, at the Morrison Hotel in Chicago, and was chaired by Julian May.