Races in calendar week 22/2004
All motorsport events on the weekend of 28–30 May 2004.
| Circuit | Country | Series |
|---|---|---|
| Brno |  Czechia |
|
| Enna (Pergusa) |  Italy |
|
| Estoril |  Portugal |
|
| Indianapolis (oval) |  USA |
|
| Nürburgring |  Germany |
|
| Pau |  France |
|