← Autodromo Enzo e Dino Ferrari
1981 San Marino Grand Prix
1981-05-03 · Imola, Italy
| Pos | Driver | Team | Grid | Laps | Points |
|---|---|---|---|---|---|
| 1st | Nelson Piquet | Brabham | 5 | 60 | 9 |
| 2nd | Riccardo Patrese | Arrows | 9 | 60 | 6 |
| 3rd | Carlos Reutemann | Williams | 2 | 60 | 4 |
| 4th | Hector Rebaque | Brabham | 13 | 60 | 3 |
| 5th | Didier Pironi | Ferrari | 6 | 60 | 2 |
| 6th | Andrea de Cesaris | McLaren | 14 | 60 | 1 |
| 7th | Gilles Villeneuve | Ferrari | 1 | 60 | |
| 8th | René Arnoux | Renault | 3 | 59 | |
| 9th | Marc Surer | Ensign | 21 | 59 | |
| 10th | John Watson | McLaren | 7 | 58 | |
| 11th | Patrick Tambay | Theodore | 16 | 58 | |
| 12th | Alan Jones | Williams | 8 | 58 | |
| 13th | Slim Borgudd | ATS | 24 | 57 | |
| 14th | Jean-Pierre Jabouille | Ligier | 18 | 45 | |
| 15th | Eliseo Salazar | March | 23 | 38 | |
| 16th | Michele Alboreto | Tyrrell | 17 | 31 | |
| 17th | Beppe Gabbiani | Osella | 20 | 31 | |
| 18th | Bruno Giacomelli | Alfa Romeo | 11 | 28 | |
| 19th | Eddie Cheever | Tyrrell | 19 | 28 | |
| 20th | Mario Andretti | Alfa Romeo | 12 | 26 | |
| 21st | Keke Rosberg | Fittipaldi | 15 | 14 | |
| 22nd | Jacques Laffite | Ligier | 10 | 7 | |
| 23rd | Alain Prost | Renault | 4 | 3 | |
| 24th | Miguel Ángel Guerra | Osella | 22 | 0 | |
| 27th | Jan Lammers | ATS | — | 0 | |
| 31st | Elio de Angelis | Team Lotus | — | 0 | |
| 32nd | Nigel Mansell | Team Lotus | — | 0 |