San Marino Grand Prix 1991: resultados de Carrera
Autodromo Enzo e Dino Ferrari, Imola
| Pos | Driver | Team | Grid | Time / status | Pts |
|---|---|---|---|---|---|
| 1 | Ayrton Senna | McLaren | 1 | 1:35:14.750 | 10 |
| 2 | Gerhard Berger | McLaren | 5 | +1.675 | 6 |
| 3 | Jyrki Järvilehto | Dallara | 16 | +1 Lap | 4 |
| 4 | Pierluigi Martini | Minardi | 9 | +2 Laps | 3 |
| 5 | Mika Häkkinen | Team Lotus | 25 | +3 Laps | 2 |
| 6 | Julian Bailey | Team Lotus | 26 | +3 Laps | 1 |
| 7 | Thierry Boutsen | Ligier | 24 | +3 Laps | 0 |
| 8 | Mark Blundell | Brabham | 23 | +3 Laps | 0 |
| 9 | Eric van de Poele | Lambo | 21 | Out of fuel | 0 |
| 10 | Érik Comas | Ligier | 19 | +4 Laps | 0 |
| 11 | Martin Brundle | Brabham | 18 | +4 Laps | 0 |
| 12 | Maurício Gugelmin | Leyton House | 15 | Engine | 0 |
| 13 | Roberto Moreno | Benetton | 13 | Engine | 0 |
| 14 | Stefano Modena | Tyrrell | 6 | Transmission | 0 |
| 15 | Andrea de Cesaris | Jordan | 11 | Gearbox | 0 |
| 16 | Bertrand Gachot | Jordan | 13 | Suspension | 0 |
| 17 | Ivan Capelli | Leyton House | 22 | Spun off | 0 |
| 18 | Éric Bernard | Lola | 17 | Engine | 0 |
| 19 | Riccardo Patrese | Williams | 2 | Electrical | 0 |
| 20 | Satoru Nakajima | Tyrrell | 10 | Transmission | 0 |
| 21 | Gianni Morbidelli | Minardi | 8 | Gearbox | 0 |
| 22 | Jean Alesi | Ferrari | 7 | Spun off | 0 |
| 23 | Aguri Suzuki | Lola | 20 | Spun off | 0 |
| 24 | Nelson Piquet | Benetton | 14 | Spun off | 0 |
| 25 | Nigel Mansell | Williams | 4 | Collision | 0 |
| 26 | Alain Prost | Ferrari | 3 | Spun off | 0 |