The 2009 Tour de France was the 96th edition of the Tour de France, one of cycling's Grand Tours. It started on 4 July in the principality of Monaco with a 15 kilometres (9.3 mi) individual time trial which included a section of the Circuit de Monaco. The race visited six countries: Monaco, France, Spain, Andorra, Switzerland and Italy, and finished on 26 July on the Champs-Élysées in Paris.

The Tour de France is an annual men's multiple-stage bicycle race held primarily in France. It is the oldest of the three Grand Tours and is generally considered the most prestigious.