The 9th BRDC International Trophy was a motor race, run to Formula One rules, held on 14 September 1957 at Silverstone Circuit, Northamptonshire.

Note: a blue background indicates a car running under Formula 2 regulations.

2Jack Brabham drove car number 14 in place of Salvadori.

3Graham Hill drove car number 34 in place of Brabham.

Notes: 1 Tony Brooks took over Fairman's car in order to qualify for the final 2 Cliff Allison took over Taylor's car in order to qualify for the final Note: a blue background indicates a car running under Formula 2 regulations.