2023 Speedway Grand Prix of Croatia

The 2023 FIM Speedway Grand Prix of Croatia was the first race of the 2023 Speedway Grand Prix season (the World Championship of speedway). It took place on 29 April at the Stadium Milenium in Donji Kraljevec, Croatia. It was the fifth Speedway Grand Prix of Croatia.

The event was won by defending world champion Bartosz Zmarzlik (his 19th career Grand Prix win).