1 | 1967 | Monaco Grand Prix | 6 | Reg Parnell Racing | BRM P261 | BRM 2.0 V8 | 13 | DNF |
2 | 1968 | Monaco Grand Prix | 16 | Reg Parnell Racing | BRM P126 | BRM 3.0 V12 | 11 | DNF |
3 | 1969 | Monaco Grand Prix | 16 | Frank Williams Racing Cars | Brabham BT26A | Ford Cosworth Cosworth DFV | 9 | 2 |
4 | 1970 | Monaco Grand Prix | 24 | Frank Williams Racing Cars | De Tomaso 308 | Ford Cosworth Cosworth DFV | 9 | NCL |