Lotus-BRM
Jo Siffert finished P15 in the 1963 World Drivers' Championship with 1 point. Across 9 races: 0 wins, 0 podiums and 0 pole positions, with a best finish of P6.
| Round | Race | Team | Grid | Finish | Points | Status |
|---|---|---|---|---|---|---|
| 1 | Monaco Grand Prix | Lotus-BRM | 12 | P15 | Engine | |
| 2 | Belgian Grand Prix | Lotus-BRM | 14 | P13 | Accident | |
| 3 | Dutch Grand Prix | Lotus-BRM | 17 | P7 | +3 Laps | |
| 4 | French Grand Prix | Lotus-BRM | 10 | P6 | 1 | +1 Lap |
| 5 | British Grand Prix | Lotus-BRM | 15 | P14 |
| Gearbox |
| 6 | German Grand Prix | Lotus-BRM | 9 | P9 | Differential |
| 7 | Italian Grand Prix | Lotus-BRM | 16 | P17 | Oil pressure |
| 8 | United States Grand Prix | Lotus-BRM | 14 | P12 | Gearbox |
| 9 | Mexican Grand Prix | Lotus-BRM | 9 | P9 | +6 Laps |