The 2008 Speedway Grand Prix of Slovenia was the first race of the 2008 Speedway Grand Prix season. It took place on April 26 at the Matija Gubec Stadium in Krško, Slovenia. Slovenian SGP was won by Tomasz Gollob from Poland. It was the 12th SGP win of his career. In the final, Gollob beat Danes Nicki Pedersen and Hans N. Andersen.