The 1964 French Grand Prix (formally the 50e Grand Prix de l'A.C.F.

[2]) was a Formula One motor race held on 28 June 1964 at the Rouen-Les-Essarts circuit, Rouen, France.

It was race 4 of 10 in both the 1964 World Championship of Drivers and the 1964 International Cup for Formula One Manufacturers.

The 57-lap race was won by Dan Gurney, driving a works Brabham-Climax, after starting from second position.

Graham Hill finished second in a BRM, having started sixth, with Jack Brabham third in the other works Brabham-Climax.