Races in calendar week 15/2005

All motorsport events on the weekend of 15–17 Apr 2005.

Circuit	Country	Series
Adria	Italy	Race results available (full) Formula 3000 Italia 2005 Race results available (full) Italian Formula 3 Championship 2005 Race results available (full) Italian Superstars Championship 2005
Braselton (Road Atlanta)	USA	Race results available (full) American LeMans Series 2005
Hockenheim	Germany	Race results available (full) Formula 3 Euroseries 2005 Race results available (full) DTM (German Touringcar Masters) 2005
Jarama	Spain	Race results available (full) Spanish Formula 3 Championship 2005
Mallala	Australia	Race results available (full) Australian Formula 3 Championship Series 2005
Pukekohe Park	New Zealand	Race results available (limited) V8 Supercar Championship 2005
Spa-Francorchamps	Belgium	Cancelled British Formula 3 Championship 2005 Race results available (full) LeMans Endurance Series (LMES) 2005
Suzuka	Japan	Race results available (full) Formula Nippon 2005 Race results available (full) All-Japan Formula 3 Championship 2005