The 2007 Tour de France was affected by a series of scandals and speculations related to doping. By the end of the Tour, two cyclists were dismissed for failing tests and the wearer of the yellow jersey was voluntarily retired by his team for lying about his whereabouts and missing doping tests. A fourth rider was confirmed to having used doping while in a training session prior to the 2007 Tour and a fifth rider failed tests late in the race, with his result being officially announced just after the end of the Tour. During the competition, two teams were asked to withdraw after at least one member was found to have doped.

The 2007 Tour de France the 94th running of the race, took place from 7 to 29 July. The Tour began with a prologue in London, and ended with the traditional finish in Paris. Along the way, the route also passed through Belgium and Spain. It was won by Spanish rider Alberto Contador.