Races in calendar week 21/1997
All motorsport events on the weekend of 23–25 May 1997.
| Circuit | Country | Series |
|---|---|---|
| Barcelona |  Spain |
|
| Eastern Creek (Sydney) |  Australia |
|
| Helsinki |  Finland |
|
| Indianapolis (oval) |  USA |
|
| Madison (St.Louis / Gateway, oval) | USA |
|