The 2021 Paris–Roubaix was a road cycling one-day race that took place on 3 October 2021 in France.

[2][3] The race was won by Italian Sonny Colbrelli in a sprint finish.

[5] UCI WorldTeams UCI ProTeams Originally scheduled to take place on 11 April 2021, the race was postponed due to the COVID-19 pandemic in France.

[7] For the first time, Paris–Roubaix Femmes was held, taking place the day before the men's race.

Italy's Sonny Colbrelli won the race in a three-man sprint ahead of Florian Vermeersch and Mathieu van der Poel.