Harald Ertl was a Austrian Formula 1 driver who competed between 1975 and 1980. across 29 races, taking 0 wins, 0 podiums and 0 pole positions for Hesketh, Ensign, ATS.
| Year | Team | Pos | Points | Wins | Races | Best |
|---|---|---|---|---|---|---|
| 1980 | ATS | P37 | 0 | 0 | 1 | - |
| 1978 | Ensign | P31 | 0 | 0 | 5 | P11 |
| 1977 | Hesketh | P30 | 0 | 0 | 5 | P9 |
| 1976 | Hesketh | P21 | 0 | 0 | 15 | P7 |
| 1975 | Hesketh | P24 | 0 | 0 | 3 | P8 |
| Year | Race | Team | Grid | Finish | Pts | Status |
|---|---|---|---|---|---|---|
| 1980 | German Grand Prix | ATS | 0 | F | 0 | Did not qualify |
| 1978 | Italian Grand Prix | ATS | 0 | F | 0 | Did not qualify |
| 1978 | Italian Grand Prix | Ensign | 0 | F | 0 | Did not prequalify |
| 1978 | Dutch Grand Prix | Ensign | 0 | F | 0 | Did not prequalify |
| 1978 | Austrian Grand Prix | Ensign | 24 | R | 0 | Accident |
| 1978 | German Grand Prix | Ensign | 17 | 11 | 0 | Engine |
| 1977 | French Grand Prix | Hesketh | 0 | F | 0 | Did not qualify |
| 1977 | Swedish Grand Prix | Hesketh | 23 | 16 | 0 | +4 Laps |
| 1977 | Belgian Grand Prix | Hesketh | 25 | 9 | 0 | +1 Lap |
| 1977 | Monaco Grand Prix | Hesketh | 0 | F | 0 | Did not qualify |
| 1977 | Spanish Grand Prix | Hesketh | 10 | R | 0 | Radiator |
| 1976 | Japanese Grand Prix | Hesketh | 22 | 8 | 0 | +1 Lap |
| 1976 | United States Grand Prix | Hesketh | 21 | 13 | 0 | +5 Laps |
| 1976 | Canadian Grand Prix | Hesketh | 0 | W | 0 | Accident |
| 1976 | Italian Grand Prix | Hesketh | 19 | 16 | 0 | Halfshaft |
| 1976 | Dutch Grand Prix | Hesketh | 24 | R | 0 | Spun off |
| 1976 | Austrian Grand Prix | Hesketh | 20 | 8 | 0 | +1 Lap |
| 1976 | German Grand Prix | Hesketh | 22 | R | 0 | Accident |
| 1976 | British Grand Prix | Hesketh | 23 | 7 | 0 | +3 Laps |
| 1976 | French Grand Prix | Hesketh | 29 | R | 0 | Differential |
| 1976 | Swedish Grand Prix | Hesketh | 23 | R | 0 | Spun off |
| 1976 | Monaco Grand Prix | Hesketh | 0 | F | 0 | Did not qualify |
| 1976 | Belgian Grand Prix | Hesketh | 24 | R | 0 | Engine |
| 1976 | Spanish Grand Prix | Hesketh | 0 | F | 0 | Did not qualify |
| 1976 | United States Grand Prix West | Hesketh | 0 | F | 0 | Did not qualify |
| 1976 | South African Grand Prix | Hesketh | 24 | 15 | 0 | +4 Laps |
| 1975 | Italian Grand Prix | Hesketh | 17 | 9 | 0 | +1 Lap |
| 1975 | Austrian Grand Prix | Hesketh | 26 | R | 0 | Electrical |
| 1975 | German Grand Prix | Hesketh | 23 | 8 | 0 | Finished |