Races in calendar week 31/2015
All motorsport events on the weekend of 31 Jul–2 Aug 2015.
| Circuit | Country | Series |
|---|---|---|
| Curitiba |  Brazil |
|
| Ipswich (Queensland) |  Australia |
|
| Lexington |  USA |
|
| Pittsburgh | USA |
|
| Pocono (oval) | USA |
|
| Salvador | Brazil |
|
| Zeltweg (Spielberg) |  Austria |
|