| 1 | 1978 | Argentina | Williams Grand Prix Engineering | 27 | JONES Alan | Ford Cosworth DFV V8 | Goodyear | 14 | ab | Fuel injection |
| 2 | 1978 | Brazil | Williams Grand Prix Engineering | 27 | JONES Alan | Ford Cosworth DFV V8 | Goodyear | 8 | 11 | |
| 3 | 1978 | South Africa | Williams Grand Prix Engineering | 27 | JONES Alan | Ford Cosworth DFV V8 | Goodyear | 18 | 4 | |
| 4 | 1978 | USA West | Williams Grand Prix Engineering | 27 | JONES Alan | Ford Cosworth DFV V8 | Goodyear | 8 | 7 | |
| 5 | 1978 | Monaco | Williams Grand Prix Engineering | 27 | JONES Alan | Ford Cosworth DFV V8 | Goodyear | 10 | ab | Oil leak |
| 6 | 1978 | Belgium | Williams Grand Prix Engineering | 27 | JONES Alan | Ford Cosworth DFV V8 | Goodyear | 11 | 10 | |
| 7 | 1978 | Spain | Williams Grand Prix Engineering | 27 | JONES Alan | Ford Cosworth DFV V8 | Goodyear | 18 | 8 | |
| 8 | 1978 | Sweden | Williams Grand Prix Engineering | 27 | JONES Alan | Ford Cosworth DFV V8 | Goodyear | 9 | ab | Wheel bearing |
| 9 | 1978 | France | Williams Grand Prix Engineering | 27 | JONES Alan | Ford Cosworth DFV V8 | Goodyear | 14 | 5 | |
| 10 | 1978 | Britain | Williams Grand Prix Engineering | 27 | JONES Alan | Ford Cosworth DFV V8 | Goodyear | 6 | ab | Transmission |
| 11 | 1978 | Germany | Williams Grand Prix Engineering | 27 | JONES Alan | Ford Cosworth DFV V8 | Goodyear | 6 | ab | Vapor lock |
| 12 | 1978 | Austria | Williams Grand Prix Engineering | 27 | JONES Alan | Ford Cosworth DFV V8 | Goodyear | 15 | ab | Accident |
| 13 | 1978 | Netherlands | Williams Grand Prix Engineering | 27 | JONES Alan | Ford Cosworth DFV V8 | Goodyear | 11 | ab | Throttle |
| 14 | 1978 | Italy | Williams Grand Prix Engineering | 27 | JONES Alan | Ford Cosworth DFV V8 | Goodyear | 6 | 13 | |
| 15 | 1978 | USA | Williams Grand Prix Engineering | 27 | JONES Alan | Ford Cosworth DFV V8 | Goodyear | 3 | 2 | |
| 16 | 1978 | Canada | Williams Grand Prix Engineering | 27 | JONES Alan | Ford Cosworth DFV V8 | Goodyear | 5 | 9 | |
| 17 | 1979 | Argentina | Albilad-Saudia Racing Team | 27 | JONES Alan | Ford Cosworth DFV V8 | Goodyear | 15 | 9 | |
| 1979 | Argentina | Albilad-Saudia Racing Team | 28 | REGAZZONI Clay | Ford Cosworth DFV V8 | Goodyear | 17 | 10 | |
| 18 | 1979 | Brazil | Albilad-Saudia Racing Team | 27 | JONES Alan | Ford Cosworth DFV V8 | Goodyear | 13 | ab | Fuel pressure |
| 1979 | Brazil | Albilad-Saudia Racing Team | 28 | REGAZZONI Clay | Ford Cosworth DFV V8 | Goodyear | 17 | 15 | |
| 19 | 1979 | South Africa | Albilad-Saudia Racing Team | 27 | JONES Alan | Ford Cosworth DFV V8 | Goodyear | 19 | ab | Spin |
| 1979 | South Africa | Albilad-Saudia Racing Team | 28 | REGAZZONI Clay | Ford Cosworth DFV V8 | Goodyear | 22 | 9 | |
| 20 | 1979 | USA West | Albilad-Saudia Racing Team | 27 | JONES Alan | Ford Cosworth DFV V8 | Goodyear | 10 | 3 | |
| 1979 | USA West | Albilad-Saudia Racing Team | 28 | REGAZZONI Clay | Ford Cosworth DFV V8 | Goodyear | 15 | ab | Engine |