The 2018 Critérium du Dauphiné was a road cycling stage race that took place between 3 and 10 June 2018 in France.

It was the 70th edition of the Critérium du Dauphiné and the twenty-third event of the 2018 UCI World Tour.

The most important was the general classification, which was calculated by adding each cyclist's finishing times on each stage.

Time bonuses were awarded to the first three finishers on all stages except for the individual time trial: the stage winner won a ten-second bonus, with six and four seconds for the second and third riders respectively.

[13] There was also a mountains classification, the leadership of which was marked by a blue jersey with white polka dots.