2005 Speedway Grand Prix of Italy

The 2005 Speedway Grand Prix of Italy (sponsored by Fiat vans) was the ninth and final round of the 2005 Speedway Grand Prix season (the world championship). It took place on 9 September 2005 at the Santa Marina Stadium in Lonigo, (Italy).

It was the second time that the Speedway Grand Prix of Italy had been held but the first since 1996.

The Grand Prix was by the Swedish rider Tony Rickardsson (his 20th and last career Grand Prix win) and sixth of the 2005 season.