Sébastien Joly (born 25 June 1979 in
Tournon-sur-Rhône) is a former
French professional
road racing cyclist, who competed as a professional between 2000 and 2011. In 2006, he joined the on the
UCI ProTour. He was diagnosed with
testicular cancer on 25 June 2007, his 28th birthday. He underwent an operation and then completed radiotherapy treatment on 11 September. Joly joined former team as a coach for the 2015 season.