The 2015 Critérium du Dauphiné was the 67th edition of the Critérium du Dauphiné cycling stage race. The eight-stage race in France began in Ugine on 7 June and concluded in Modane Valfréjus on 14 June, and was the sixteenth of the twenty-eight races in the 2015 UCI World Tour season. The Dauphiné was viewed as a preview for July's Tour de France and a number of the contenders for the general classification of the Tour participated in the race.

Ineos Grenadiers is a British professional cycling team that competes at the UCI WorldTeam level. The team is based at the National Cycling Centre in Manchester, England, with a logistics base in Deinze, Belgium. The team is managed by British Cycling's former performance director, Sir Dave Brailsford. The company Tour Racing Ltd. is the corporate entity behind the team in all its iterations, which in line with cycling practice adopts the name of their current primary sponsor.