The 2005 Catalan motorcycle Grand Prix was the sixth round of the 2005 MotoGP Championship. It took place on the weekend of 10–12 June 2005 at the Circuit de Catalunya located in Montmeló, Catalonia, Spain.

Andrea Dovizioso is an Italian former professional motorcycle racer. He raced with WithU Yamaha RNF MotoGP Team for the 2022 season but announced his intended-retirement after the Misano round in September. Dovizioso was the 2004 125cc World Champion, but is best known for his time with the Ducati Team in the MotoGP class, finishing championship runner-up to Marc Márquez for three consecutive seasons in 2017, 2018 and 2019.