1938 Grand Prix season Non-championship Grands Prix Non-championship Grands Prix

| Name_ | Circuit | Date_ | Winning_driver | Winning_constructor | Report |
|---|---|---|---|---|---|
| Junior Car Club 200mile race | Brooklands | 27 August | Johnny Wakefield | ERA | Report |
| Mountain Championship | Brooklands | 15 October | Raymond Mays | ERA | Report |
| Donington Grand Prix | Donington Park | 22 October | Tazio Nuvolari | Auto Union | Report |