| DisCon III, the 79th World Science Fiction Convention | |
|---|---|
 | |
| Genre | Science fiction |
| Dates | 15–19 December 2021 |
| Venue | Omni Shoreham Hotel |
| Location(s) | Washington, D.C. |
| Country | United States |
| Organized by | Mary Robinette Kowal, Chair |
| Website | DisCon III |
The 79th World Science Fiction Convention (Worldcon), also known as DisCon III, was held on 15–19 December 2021 in Washington, D.C., United States.