Alfa Romeo
Mario Andretti terminou em P17 no Campeonato Mundial de 1981 com 3 pontos. Em 15 corridas: 0 vitórias, 0 pódios e 0 pole positions — melhor resultado P4.
| Round | Race | Team | Grid | Finish | Points | Status |
|---|---|---|---|---|---|---|
| 1 | United States Grand Prix West | Alfa Romeo | 6 | P4 | 3 | Finished |
| 2 | Brazilian Grand Prix | Alfa Romeo | 9 | P23 | Collision | |
| 3 | Argentine Grand Prix | Alfa Romeo | 17 | P8 | +1 Lap | |
| 4 | San Marino Grand Prix | Alfa Romeo | 12 | P20 | Gearbox | |
| 5 | Belgian Grand Prix | Alfa Romeo | 18 |
| P10 |
| +1 Lap |
| 6 | Monaco Grand Prix | Alfa Romeo | 12 | P20 | Collision |
| 7 | Spanish Grand Prix | Alfa Romeo | 8 | P8 | Finished |
| 8 | French Grand Prix | Alfa Romeo | 10 | P8 | +1 Lap |
| 9 | British Grand Prix | Alfa Romeo | 11 | P12 | Throttle |
| 10 | German Grand Prix | Alfa Romeo | 12 | P9 | +1 Lap |
| 11 | Austrian Grand Prix | Alfa Romeo | 13 | P12 | Engine |
| 12 | Dutch Grand Prix | Alfa Romeo | 7 | P11 | Accident |
| 13 | Italian Grand Prix | Alfa Romeo | 13 | P11 | Engine |
| 14 | Canadian Grand Prix | Alfa Romeo | 16 | P7 | +1 Lap |
| 15 | Caesars Palace Grand Prix | Alfa Romeo | 10 | P16 | Suspension |