The 1966 Paris–Roubaix was the 64th edition of the Paris–Roubaix cycle race and was held on 17 April 1966.

[2] The race started in Compiègne and finished in Roubaix.

[3] The 262.5 kilometres (163.1 mi) course included the 1.1 kilometres (0.68 mi) cobbled Pas Roland climb up to Mons-en-Pévèle, with an average gradient of 4% and a maximum gradient of 8%.

The race was won by Italian rider Felice Gimondi of the Salvarani team, who attacked on the Pas Roland climb before soloing to the finish in Roubaix.

[4] The Pas Roland climb was subsequently paved with asphalt before the 1967 edition of the race.