Gridpedia1981 San Marino Grand Prix
- Date
- 3 May 1981
- Circuit
- Autodromo Enzo e Dino Ferrari, Imola, Italy
- Round
- 4 of 15
- Winner
- Nelson Piquet (Brabham)
← Argentine Grand Prix · Belgian Grand Prix →
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Race classification
| Pos | No | Driver | Team | Grid | Laps | Time / status | FL | Pts |
|---|---|---|---|---|---|---|---|---|
| 1 | 5 | Nelson Piquet | Brabham | 5 | 60 | 1:51:23.97 | 9 | |
| 2 | 29 | Riccardo Patrese | Arrows | 9 | 60 | +4.58 | 6 | |
| 3 | 2 | Carlos Reutemann | Williams | 2 | 60 | +6.34 | 4 | |
| 4 | 6 | Hector Rebaque | Brabham | 13 | 60 | +22.89 | 3 | |
| 5 | 28 | Didier Pironi | Ferrari | 6 | 60 | +25.87 | 2 | |
| 6 | 8 | Andrea de Cesaris | McLaren | 14 | 60 | +1:06.61 | 1 | |
| 7 | 27 | Gilles Villeneuve | Ferrari | 1 | 60 | +1:41.97 | 0 | |
| 8 | 16 | René Arnoux | Renault | 3 | 59 | +1 Lap | 0 | |
| 9 | 14 | Marc Surer | Ensign | 21 | 59 | +1 Lap | 0 | |
| 10 | 7 | John Watson | McLaren | 7 | 58 | +2 Laps | 0 | |
| 11 | 33 | Patrick Tambay | Theodore | 16 | 58 | +2 Laps | 0 | |
| 12 | 1 | Alan Jones | Williams | 8 | 58 | +2 Laps | 0 | |
| 13 | 10 | Slim Borgudd | ATS | 24 | 57 | +3 Laps | 0 | |
| N | 25 | Jean-Pierre Jabouille | Ligier | 18 | 45 | Not classified | 0 | |
| R | 17 | Eliseo Salazar | March | 23 | 38 | Spun off | 0 | |
| R | 4 | Michele Alboreto | Tyrrell | 17 | 31 | Collision | 0 | |
| R | 32 | Beppe Gabbiani | Osella | 20 | 31 | Collision | 0 | |
| R | 23 | Bruno Giacomelli | Alfa Romeo | 11 | 28 | Collision | 0 | |
| R | 3 | Eddie Cheever | Tyrrell | 19 | 28 | Collision | 0 | |
| R | 22 | Mario Andretti | Alfa Romeo | 12 | 26 | Gearbox | 0 | |
| R | 20 | Keke Rosberg | Fittipaldi | 15 | 14 | Engine | 0 | |
| R | 26 | Jacques Laffite | Ligier | 10 | 7 | Suspension | 0 | |
| R | 15 | Alain Prost | Renault | 4 | 3 | Gearbox | 0 | |
| R | 31 | Miguel Ángel Guerra | Osella | 22 | 0 | Accident | 0 | |
| F | 30 | Siegfried Stohr | Arrows | PL | 0 | Did not qualify | 0 | |
| F | 18 | Derek Daly | March | PL | 0 | Did not qualify | 0 | |
| R | 9 | Jan Lammers | ATS | PL | 0 | Retired | 0 | |
| F | 21 | Chico Serra | Fittipaldi | PL | 0 | Did not qualify | 0 | |
| F | 36 | Derek Warwick | Toleman | PL | 0 | Did not qualify | 0 | |
| F | 35 | Brian Henton | Toleman | PL | 0 | Did not qualify | 0 | |
| W | 11 | Elio de Angelis | Team Lotus | PL | 0 | Withdrew | 0 | |
| W | 12 | Nigel Mansell | Team Lotus | PL | 0 | Withdrew | 0 |
Grid "PL" means started from the pit lane. FL marks the fastest lap of the race.
Standings after this race
Drivers
| Pos | Driver | Team | Wins | Points |
|---|---|---|---|---|
| 1 | Carlos Reutemann | Williams | 1 | 25 |
| 2 | Nelson Piquet | Brabham | 2 | 22 |
| 3 | Alan Jones | Williams | 1 | 18 |
| 4 | Riccardo Patrese | Arrows | 0 | 10 |
| 5 | Alain Prost | Renault | 0 | 4 |
| 6 | Mario Andretti | Alfa Romeo | 0 | 3 |
| 7 | Marc Surer | Ensign | 0 | 3 |
| 8 | Hector Rebaque | Brabham | 0 | 3 |
| 9 | Elio de Angelis | Team Lotus | 0 | 3 |
| 10 | René Arnoux | Renault | 0 | 2 |
Constructors
| Pos | Constructor | Wins | Points |
|---|---|---|---|
| 1 | Williams | 2 | 43 |
| 2 | Brabham | 2 | 25 |
| 3 | Arrows | 0 | 10 |
| 4 | Renault | 0 | 6 |
| 5 | Alfa Romeo | 0 | 3 |
| 6 | Ensign | 0 | 3 |
| 7 | Team Lotus | 0 | 3 |
| 8 | Ferrari | 0 | 2 |
| 9 | Tyrrell | 0 | 2 |
| 10 | Ligier | 0 | 1 |