Races in calendar week 30/2021
All motorsport events on the weekend of 30 Jul–1 Aug 2021.
| Circuit | Country | Series |
|---|---|---|
| Adria |  Italy |
|
| Budapest |  Hungary |
|
| Curitiba |  Brazil |
|
| Elkhart Lake (Road America) |  USA |
|
| Spa-Francorchamps |  Belgium |
|