2015 GP Ouest-France

The 2015 GP Ouest-France was a one-day classic cycle race that took place in Plouay on 30 August 2015. The race was the 79th edition of the GP Ouest-France and was the twenty-fourth race of the 2015 UCI World Tour.

The race came down to a bunch sprint of 69 riders. The winner was Alexander Kristoff, who won his twentieth race of the season. Simone Ponzi was second, with Ramūnas Navardauskas  third.