Mark Ian Jamieson is an Australian professional racing cyclist. He started competing at the age of 10 in 1994, he first represented his country in the World Junior Track Championships in 2001. He was an Australian Institute of Sport scholarship holder. On 15 February 2010 Jamieson appeared before the South Australian District Court on multiple child sex charges and pleaded guilty to four counts of unlawful sexual intercourse with a 15-year-old girl and one count of indecent assault with a girl aged under 16. The charges related to alleged conduct in Adelaide between November 2008 and January 2009. He received a suspended sentence for the offences. Jamieson received a two-year suspension from cycling as a result of the sentence. The suspension expired on 27 January 2011, and Jamieson returned to competitive cycling at the Melbourne Madison in March of that year. He joined the Jayco 2XU cycling team, and in October competed as part of the team in the Tour of Tasmania, where he posted a strong performance, winning the first day of the six-day event. 

May 4th, 1984 in Dandenong (Age 39)