Campeonatos de pilotos e construtores
Nelson Piquet (Brabham) sagrou-se Campeão Mundial de Pilotos 1981 com 50 pontos e 3 vitórias. Williams conquistou o título de Construtores com 95 pontos ao longo dos 15 Grandes Prêmios da temporada.
| Pos | Piloto | Vitórias | Pontos |
|---|---|---|---|
| 1 | ![]() | 3 | 50 |
| 2 | ![]() | 2 | 49 |
| 3 |
| E | Grande Prêmio | Data | Vencedor | Qualy |
|---|---|---|---|---|
| 1 | United States Grand Prix West🇺🇸 | 1981-03-15 | - | Q1/Q2/Q3 |
| 2 | Brazilian Grand Prix🇧🇷 |

| 2 |
| 46 |
| 4 | ![]() | 2 | 44 |
| 5 | ![]() | 3 | 43 |
| 6 | ![]() | 1 | 27 |
| 7 | ![]() | 2 | 25 |
| 8 | ![]() | — | 14 |
| 9 | ![]() | — | 11 |
| 10 | ![]() | — | 11 |
| 11 | ![]() | — | 10 |
| 12 | ![]() | — | 10 |
| 13 | ![]() | — | 9 |
| 14 | ![]() | — | 8 |
| 15 | ![]() | — | 7 |
| 16 | ![]() | — | 4 |
| 17 | ![]() | — | 3 |
| 18 | ![]() | — | 1 |
| 19 | ![]() | — | 1 |
| 20 | ![]() | — | 1 |
| 21 | ![]() | — | 1 |
| 0 | ![]() | — | 0 |
| 0 | ![]() | — | 0 |
| 0 | ![]() | — | 0 |
| 0 | ![]() | — | 0 |
| 0 | ![]() | — | 0 |
| 0 | ![]() | — | 0 |
| 0 | ![]() | — | 0 |
| 0 | ![]() | — | 0 |
| 0 | ![]() | — | 0 |
| 1981-03-29 |
| - |
| Q1/Q2/Q3 |
| 3 | Argentine Grand Prix | 1981-04-12 | - | Q1/Q2/Q3 |
| 4 | San Marino Grand Prix🇮🇹 | 1981-05-03 | - | Q1/Q2/Q3 |
| 5 | Belgian Grand Prix🇧🇪 | 1981-05-17 | - | Q1/Q2/Q3 |
| 6 | Monaco Grand Prix🇲🇨 | 1981-05-31 | - | Q1/Q2/Q3 |
| 7 | Spanish Grand Prix🇪🇸 | 1981-06-21 | - | Q1/Q2/Q3 |
| 8 | French Grand Prix | 1981-07-05 | - | Q1/Q2/Q3 |
| 9 | British Grand Prix🇬🇧 | 1981-07-18 | - | Q1/Q2/Q3 |
| 10 | German Grand Prix | 1981-08-02 | - | Q1/Q2/Q3 |
| 11 | Austrian Grand Prix🇦🇹 | 1981-08-16 | - | Q1/Q2/Q3 |
| 12 | Dutch Grand Prix🇳🇱 | 1981-08-30 | - | Q1/Q2/Q3 |
| 13 | Italian Grand Prix🇮🇹 | 1981-09-13 | - | Q1/Q2/Q3 |
| 14 | Canadian Grand Prix🇨🇦 | 1981-09-27 | - | Q1/Q2/Q3 |
| 15 | Caesars Palace Grand Prix🇺🇸 | 1981-10-17 | - | Q1/Q2/Q3 |