Jo Siffert Formula One results at Spa-Francorchamps
Back to Jo Siffert career stats
| Year | Race # | Start | Finish | Car # | Team | Chassis | Engine | Tyre | Owner | Qualifying Time | Laps | X Led | Laps Led | Status | Points |
| 1962 | 3 | 17 | 10 | 22 | Ecurie Filipinetti | Lotus 21 | Climax 1.5 L4 | Dunlop | Filipinetti | 4:11.6 | 29 | 0 | 0 | +3 laps | 0 |
| 1963 | 2 | 14 | 13 | 28 | Siffert Racing Team | Lotus 24 | BRM 1.5 V8 | Dunlop | Siffert | 4:02.3 | 16 | 0 | 0 | accident | 0 |
| 1964 | 3 | 13 | 12 | 17 | Siffert Racing Team | Brabham BT11 | Climax 1.5 V8 | Dunlop | Siffert | 4:02.7 | 14 | 0 | 0 | engine | 0 |
| 1965 | 3 | 8 | 8 | 21 | Rob Walker Racing Team | Brabham BT11 | BRM 1.5 V8 | Rob Walker | 3:50.7 | 31 | 0 | 0 | +1 lap | 0 | |
| 1966 | 2 | 14 | 15 | 21 | Rob Walker Racing Team | Cooper T81 | Maserati 3.0 V12 | Rob Walker | 3:53.8 | 0 | 0 | 0 | accident | 0 | |
| 1967 | 4 | 16 | 7 | 34 | Rob Walker-Jack Durlacher Racing Team | Cooper T81 | Maserati 3.0 V12 | Rob Walker | 3:45.4 | 27 | 0 | 0 | +1 lap | 0 | |
| 1968 | 4 | 9 | 7 | 3 | Rob Walker-Jack Durlacher Racing Team | Lotus 49 | Ford Cosworth DFV | Firestone | Rob Walker | 3:39.0 | 25 | 0 | 0 | oil pressure (classified) | 0 |
| 1970 | 4 | 10 | 7 | 9 | March Engineering | March 701 | Ford Cosworth DFV | Firestone | March | 3:32.9 | 26 | 0 | 0 | fuel pressure (classified) | 0 |
