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.

Peter Robert Kennaugh MBE is a Manx former professional racing cyclist, who rode professionally between 2010 and 2019 for Team Sky and Bora–Hansgrohe. In 2012 he won the gold medal as part of the Great Britain Team Pursuit team at the 2012 Summer Olympics, becoming the first Manxman in 100 years to win gold. On 5 April 2019, he announced that he was taking an indefinite break from professional cycling to focus on his mental health.