The 2011 Hungarian Grand Prix was a Formula One motor race that was held on 31 July 2011 at the Hungaroring in Mogyoród, near Budapest, Hungary It was the eleventh round of the 2011 Formula One season, and the 27th running of the Hungarian Grand Prix, and the 26th time it had been held as a round of the World Championship. The 70-lap race was won by McLaren's Jenson Button, in his 200th Grand Prix start, after starting from third on the grid. Championship leader Sebastian Vettel, who started the race from pole position, finished in second place for Red Bull Racing, and Fernando Alonso completed the podium in third position for Ferrari.

The 2011 FIA Formula One World Championship was the 65th season of FIA Formula One motor racing. The original calendar for the 2011 Formula One World Championship consisted of twenty rounds, including the inaugural running of the Indian Grand Prix before the cancellation of the Bahrain Grand Prix. Pirelli returned to the sport as tyre supplier for all teams, taking over from Bridgestone, marking their return to Formula One for the first time since the 1991 season. Red Bull Racing was the reigning Constructors' Champion. Red Bull Racing's Sebastian Vettel was the defending Drivers' Champion, one of five World Champions appearing on the grid. Vettel won his second World Championship at the 2011 Japanese Grand Prix, becoming the youngest driver, at 24 years and 98 days, to do so. Red Bull Racing won the Constructors' Championship.