Masten Gregory race record
| Grand Prix | Date | Team | Grid | Finish | Pts |
|---|---|---|---|---|---|
| Italian Grand Prix 1957 | 8 Sept 1957 | Maserati | 11 | 4 | 3 |
| Pescara Grand Prix 1957 | 18 Aug 1957 | Maserati | 7 | 4 | 3 |
| German Grand Prix 1957 | 4 Aug 1957 | Maserati | 10 | 8 | |
| Monaco Grand Prix 1957 | 19 May 1957 | Maserati | 10 | 3 | 4 |