The 2015 Dutch TT was the eighth round of the 2015 Grand Prix motorcycle racing season. It was held at the TT Circuit Assen in Assen on 27 June 2015.
Valentino Rossi, overtaking Marc Márquez during the race, with Jorge Lorenzo in the back. Rossi went on to win the race, Márquez and Lorenzo finishing second and third at the MotoGP race.
2015 MotoGP World Championship
The 2015 FIM MotoGP World Championship was the premier class of the 67th F.I.M. Road Racing World Championship season. The championship was won by Spanish rider Jorge Lorenzo, racing for Movistar Yamaha MotoGP. It was his third and final world title in the MotoGP category, his fifth overall in Grand Prix motorcycle racing. The season had 18 races, beginning in Qatar and finishing in Valencia, which determined who would be world champion between Movistar Yamaha teammates Lorenzo and runner-up Valentino Rossi. It was first time since 2013 that the world title was decided on the final race of the season. Lorenzo also had the most pole positions, fastest laps and race wins throughout the season; while Rossi had the most finishes, completing every race throughout the season, while Lorenzo had one race retirement in San Marino.
Jorge Lorenzo (pictured in 2013) won his third MotoGP world title, and fifth world title overall, by winning the final race of the season in Valencia.