The 2025 Indonesian motorcycle Grand Prix (officially known as the Pertamina Grand Prix of Indonesia) was the eighteenth round of the 2025 Grand Prix motorcycle racing season. All races were held at the Pertamina Mandalika International Street Circuit in Mandalika on 5 October 2025.
In the MotoGP class, FermÃÂn Aldeguer won the race, becoming the second-youngest MotoGP winner in history. ÃÂlex Márquez won the best independent rider award this season, and Ducati Lenovo Team secured their second consecutive Teams' Championship.
In the Moto3 class, José Antonio Rueda won his ninth Grand Prix of the season and clinched the Riders' Championship.
The MotoGP Sprint was held on 4 October 2025.
Notes
Below are the standings for the top five riders, constructors, and teams after the round.