Races in calendar week 19/2003
All motorsport events on the weekend of 9–11 May 2003.
| Circuit | Country | Series |
|---|---|---|
| Adria |  Italy |
|
| Dunfermline (Knockhill) |  Great Britain |
|
| Enna (Pergusa) | Italy |
|
| Lausitz |  Germany |
|
| Lausitz (oval) | Germany |
|
| Magny-Cours |  France |
|