The 2015 Paris–Roubaix was the 113th edition of the Paris–Roubaix one-day race. It took place on 12 April and was the tenth race of the 2015 UCI World Tour. It was won by John Degenkolb in a sprint ahead of Zdeněk Štybar and Greg Van Avermaet. Degenkolb became only the second German to win the race, after Josef Fischer's victory at the first edition 119 years earlier.

John Degenkolb is a German professional road bicycle racer, who rides for UCI WorldTeam Team dsm–firmenich PostNL. His biggest wins to date are the 2015 Milan–San Remo and the 2015 Paris–Roubaix, two of cycling's five monuments. He is a winner of stages in all three Grand Tours, with ten stages and the points classification at the Vuelta a España, one stage of the Giro d'Italia, and one stage in the Tour de France.