Races in calendar week 20/2004

All motorsport events on the weekend of 14–16 May 2004.

Circuit	Country	Series
Adria	Italy	Race results available (full) Formula 3 Euroseries 2004 Race results available (full) DTM (German Touringcar Masters) 2004
Dunfermline (Knockhill)	Great Britain	Race results available (full) British Formula 3 Championship 2004
Hockenheim	Germany	Race results available (full) Formula Renault 2000 Eurocup 2004 Race results available (full) FIA GT Championship 2004 Race results available (full) FIA European Touringcar Championship 2004
Londrina	Brazil	Race results available (full) Stock Car Brasil 2004
Melbourne (Sandown)	Australia	Race results available (full) Australian Formula 3 Championship 2004