Jason Philip Crump (born 6 August 1975 in Bristol, England) is an Australian former international motorcycle speedway rider. He is a three-time Speedway World Champion, a World Cup winner and a former World Under-21 Champion.
In a 21 year career in Speedway, Jason Crump finished with 7 World Championship titles to his name (4 individual including the U/21 title, and 3 teams), making him one of the most successful Australian motorcycle racers of all time (including road racing, speedway and motocross).
His father, Phil Crump, is a native Australian from the country town of Mildura and was riding for the Newport Wasps when Jason was born. Phil, a four time Australian Solo Champion (1975, 1979, 1984 and 1988) and 13 time Victorian State Champion, finished third in the world championship in 1976 at the Silesian Stadium in Katowice (Poland) when British star Peter Collins won the title, and as part of the Australian team had won the 1976 Speedway World Team Cup Final at the White City Stadium in London. The Crump family had a home in Bristol while Phil was racing in the British League. Jason's maternal grandfather Neil Street was a former speedway rider and former long time manager of the Australian speedway team.
He and his wife Melody have two children, Mia-Lili and Seth.
After finishing second in both 1988 and 1989, Crump won his first major junior speedway title in 1990 becoming Australian Under-16 champion at the Bibra Lake Speedway in Perth, Western Australia (Crump defeated future Australian champion and team mate Ryan Sullivan for the title), and he progressed through the ranks.