Jonothan Douglas Porter (12 May 1981 – 9 June 2004) was an Australian freestyle motocross rider.
[1] Porter was a factory Suzuki Australia rider and formed his own motocross team and company, JPI Industries.
In 2002, he won the Australian X Games and the Melbourne Supercross Masters, and the 2002 Planet X Games; in the last, he performed the first flip in Australian competition.
On 6 June 2004, while leading the pack at the Maxxis Australian Motocross Champions in Coolum, he crashed and was run over by the riders behind him.
He died from his injuries three days later at Nambour Hospital, aged 23.