Races in calendar week 37/2015
All motorsport events on the weekend of 11–13 Sep 2015.
| Circuit | Country | Series |
|---|---|---|
| Campo Grande |  Brazil |
|
| Kamitsue (Autopolis) |  Japan |
|
| Magione |  Italy |
|
| Melbourne (Sandown) |  Australia |
|
| Monterey (Laguna Seca) |  USA |
|
| Motegi | Japan |
|
| Nürburgring |  Germany |
|
| Oschersleben | Germany |
|
| Richmond (oval) | USA |
|