The 2015 Race of Champions was a motorsports event that took place over 20–21 November 2015 at the Olympic Stadium in London.^[1]

A previous six-time winner of the Nations' Cup, Sebastian Vettel became Champion of Champions for the first time, defeating Tom Kristensen, who made the final for the fourth time, 2–0.^[2] In the Nations' Cup itself, the England 1 team of Jason Plato and Andy Priaulx took the victory in a final race decider against Germany, who were represented by Vettel and fellow Formula One driver Nico Hülkenberg.^[3]

Eight vehicles were used throughout the event. Returning from the 2014 Race of Champions were the Ariel Atom Cup, the KTM X-Bow, the ROC Car and the NASCAR Chevrolet SS Stock Car as used in the NASCAR Whelen Euro Series. Introduced for 2015 were the Mercedes-AMG GT, the Radical SR3 RSX and the Rage Comet, while the RX 150 returned after an absence of several years.