Races in calendar week 35/2021
All motorsport events on the weekend of 3–5 Sep 2021.
| Circuit | Country | Series |
|---|---|---|
| Buenos Aires |  Argentina |
|
| Darlington (oval) |  USA |
|
| Motegi |  Japan |
|
| Nürburgring |  Germany |
|
| Zandvoort |  Netherlands |
|
| Zeltweg (Spielberg) |  Austria |
|