The 2011 GP2 Series season was the seventh season of the pan-European motor racing series for single specificationopen wheelGP2 cars. Thirteen teams competed over a nine event series that run from May 7 at Istanbul Park in Turkey to September 11 at Monza in Italy. The series again performed the role of a series for developing emerging young drivers, acting as the principal supporting motor racing series that fills in time between sessions of the nine World Championship Formula One Grands Prix that are held in Europe. The championship was won by reigning GP2 Asia champion Romain Grosjean at the penultimate round of the series.
Following a three-year cycle, the previous GP2 chassis was replaced by a brand new car, the GP2/11, built by Italian racing car manufacturer Dallara. The series will change tyre supplier from Bridgestone to Pirelli for 2011–13. The 2011 season saw the addition of two new teams to the grid, Carlin and Team AirAsia. Meanwhile, DPR was not selected to continue in the series.