2015 UCI Mountain Bike World Cup

The 2015 UCI Mountain Bike World Cup included two disciplines: Olympic Cross-Country (XCO) and Downhill (DHI).

The overall World Cup titles in cross-country were won by Nino Schurter and Jolanda Neff. The downhill titles were won by Aaron Gwin and Rachel Atherton. The junior men's downhill title was won by Laurie Greenland.