The 4th Circuit de Cadours was a Formula Two motor race held on 14 September 1952 at the Circuit de Cadours, in Cadours, Tarn-et-Garonne, France.

The race, consisting of 2x15 lap heats and a 30 lap final, was won by Louis Rosier in a Ferrari 500.

Harry Schell finished second in a Gordini Type 16, and set fastest lap, and Emmanuel de Graffenried was third in a Maserati 4CLT/48.

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