He has finished as the championship runner-up in the Moto3 World Championship. Miller now uses the nickname 'Thriller', whereas earlier in his career he was known as 'Jackass'. Born in Townsville , Queensland, Australia, Miller grew up on a property outside the city.
A tropical city where he made his own fun, riding his motorbike and quad bike, water skiing and lending a hand with fencing and cattle mustering. His parents and siblings have supported his racing career every step of the way, helping him reach his goal of racing in the World Championship. Miller has been racing motorbikes since he was eight years old, originally starting on dirt bikes, where he was the Australian Dirt Bike champion in the 65cc category in He went on to win five other Australian championships in , and and numerous other local and state titles in dirt bike racing and motocross events.
A string of strong performances saw him win the championship in the German IDM cc category at the age of While the bike was not competitive, it allowed Miller the opportunity to learn the circuits he would be racing in the coming years. He finished 23rd in the Moto3 Championship that year with 17 points, and a best finish of 4th at the German Grand Prix , at the Sachsenring. Miller achieved 13 points-scoring finishes during the season, and finished in seventh place in the final championship standings.
He had a breakout season, recording his first fastest lap, pole position, podium finish and victory in the category. He achieved his best finish with 11th at Catalunya , following the British Grand Prix , where Miller moved up the order in the early stages, but collided with teammate Crutchlow on the third lap. On 26 June at Assen , Miller was running strongly in the top 10, before the race was red flagged due to heavy rain.
The race restarted for a 12 lap shootout, and Miller clung on to the leaders in the early laps. He held his nerve for the rest of the race and pulled away to claim his first premier class victory. Miller's odds of winning going into the race were said to be โ1, making it the biggest winning upset in MotoGP history. The rest of his season had mixed fortunes, with occasional speed being blighted by injuries, including a fractured vertebrae in Austria.
