1. Arthur Sissis was born on 15 June 1995 and is an Australian motorcycle and speedway rider and former Grand Prix motorcycle racer who last rode for Mahindra Racing in the Moto3 World Championship before being replaced by Andrea Migno mid season due to racing position's.
Arthur Sissis currently competes in the Australian Superbike Championship, aboard a Yamaha YZF-R1 2021.
Arthur Sissis started racing junior motocross before joining the Sidewinders Under 16 Speedway Club in the northern suburbs of Adelaide at just 9 years of age.
Arthur Sissis went on to win the 2008 and 2009,2011 Australian Under-16 Individual Speedway Championships, and finished second to Brady Kurtz from New South Wales, in the final of the 2010 championship.
Arthur Sissis then chased his Grand Prix dream and went on to ride in the 2010 Red Bull MotoGP Rookie Cup.
Arthur Sissis again rode in the championship in 2011, scoring three wins and finished 2nd in the championship, only 9 points behind Italian Lorenzo Baldassarri.
In 2012, Arthur Sissis has joined the Red Bull KTM Ajo team for the Moto3 World Championship, replacing the 125cc World Championship.
The high point in Arthur Sissis' racing career to date was his third-place finish at his home Grand Prix at Phillip Island on 28 October 2012.
Arthur Sissis led home a competitive pack behind the two leaders, his position only secured in the final seconds of the race, by only 0.054 seconds from fourth placed Alex Rins.
In December 2014, Arthur Sissis decided on a return to speedway, signing to ride in 2015 for Sheffield Tigers in the British Premier League.