At the age of 21 Mark Renshaw made his Olympic debut, competing in the track cycling at the Athens 2004 Olympic Games. Renshaw contested the men's points race and finished in sixth place, on 60 points. Renshaw started competitive cycling at the age of 10 and became Junior World Champion in 1999. In 2001, Renshaw made the transition to road cycling and in 2002 he won gold at the Manchester Commonwealth Games and also contested the 2002 World Championships. Renshaw has enjoyed a successful career as a professional cyclist.