Jann Mardenborough (born 9 September 1991) is a British professional racing driver competing in the Japanese Super GT series.
In 2011 he became the third (and youngest) winner of the GT Academy competition, beating 90,000 entrants.
He was rewarded with a drive for Nissan at the Dubai 24 Hour race.
Subsequently, he competed in the F3 European Championship and the GP3 Series, winning a race in Hockenheim.
He also competed in the 24 Hours of Le Mans, finishing third in the LMP2 class on his debut in 2013.
He competed for Nissan Motorsports in the 2015 FIA World Endurance Championship, but the team withdrew from the series after one race due to a very uncompetitive car.
Since then, he has raced in Japan in the Super GT and Super Formula championships.
In 2016, he won a race and was in championship contention in the GT300 class of Super GT.
Then in 2017, he joined the GT500 class where he still competes in 2019, and has scored a podium.
2017 was his only season in Super Formula, where he scored a pole position.