April 28, 1991 Autodromo Enzo e Dino Ferrari | Lap distance 5.040 km
Championship standings | 1991 season
| Pos | Points | No | Driver | Car | Engine | Tyres | Laps | Race Time | Delay | Qualifying | Fastest Lap | |||
| 1 | 10 | 1 | Ayrton Senna (BRA) | McLaren MP4-6 | Honda RA121E | Goodyear | 61 | 1:35'14.750 | 1 | 1'21.877 | 2 | 1'27.168 | (47) | |
| 2 | 6 | 2 | Gerhard Berger (AUT) | McLaren MP4-6 | Honda RA121E | Goodyear | 61 | 1:35'16.425 | +1.675 | 5 | 1'22.567 | 1 | 1'26.531 | (55) |
| 3 | 4 | 22 | J J Lehto (FIN) | Dallara BMS-191 | Judd GV | Pirelli | 60 | 1:36'46.651 | +1 lap | 16 | 1'25.974 | 6 | 1'29.091 | (40) |
| 4 | 3 | 23 | Pierluigi Martini (ITA) | Minardi M191 | Ferrari 037 | Goodyear | 59 | 1:36'33.968 | +2 laps | 9 | 1'24.807 | 12 | 1'30.476 | (33) |
| 5 | 2 | 11 | Mika Häkkinen (FIN) | Team Lotus 102B | Judd EV | Goodyear | 58 | 1:35'34.589 | +3 laps | 25 | 1'27.324 | 13 | 1'30.481 | (56) |
| 6 | 1 | 12 | Julian Bailey (GBR) | Team Lotus 102B | Judd EV | Goodyear | 58 | 1:35'35.437 | +3 laps | 26 | 1'27.976 | 8 | 1'29.968 | (58) |
| 7 | 25 | Thierry Boutsen (BEL) | Ligier JS35 | Lamborghini 3512 | Goodyear | 58 | 1:36'22.658 | +3 laps | 24 | 1'26.998 | 7 | 1'29.368 | (48) | |
| 8 | 8 | Mark Blundell (GBR) | Brabham BT60Y | Yamaha OX99 | Pirelli | 58 | 1:36'42.842 | +3 laps | 23 | 1'26.778 | 16 | 1'31.442 | (53) | |
| 9 | 35 | Eric van de Poele (BEL) | Lambo 291 | Lamborghini 3512 | Goodyear | 57 | 1:33'59.220 | +4 laps | 21 | 1'26.550 | 14 | 1'30.528 | (50) | |
| 10 | 26 | Erik Comas (FRA) | Ligier JS35 | Lamborghini 3512 | Goodyear | 57 | 1:35'25.271 | +4 laps | 19 | 1'26.207 | 17 | 1'31.860 | (42) | |
| 11 | 7 | Martin Brundle (GBR) | Brabham BT60Y | Yamaha OX99 | Pirelli | 57 | 1:36'02.010 | +4 laps | 18 | 1'26.055 | 9 | 1'30.115 | (50) | |
| 12 | 15 | Mauricio Gugelmin (BRA) | Leyton House CG911 | Ilmor LH10 | Goodyear | 55 | 1:31'48.908 | +6 laps | 15 | 1'25.841 | 10 | 1'30.422 | (46) | |
| 13 | 19 | Roberto Moreno (BRA) | Benetton B191 | Ford HB | Pirelli | 54 | 1:27'41.975 | +7 laps | 13 | 1'25.655 | 3 | 1'28.423 | (44) | |
| Retirement | ||||||||||||||
| transmission | 4 | Stefano Modena (ITA) | Tyrrell 020 | Honda RA101E | Pirelli | 41 | 1:07'16.313 | 6 | 1'23.511 | 5 | 1'28.906 | (40) | ||
| gearbox | 33 | Andrea de Cesaris (ITA) | Jordan 191 | Ford HB | Goodyear | 37 | 1:02'29.654 | 11 | 1'25.491 | 11 | 1'30.471 | (28) | ||
| suspension | 32 | Bertrand Gachot (FRA) | Jordan 191 | Ford HB | Goodyear | 37 | 1:06'11.437 | 12 | 1'25.531 | 18 | 1'33.534 | (28) | ||
| spun off | 16 | Ivan Capelli (ITA) | Leyton House CG911 | Ilmor LH10 | Goodyear | 24 | 42'27.296 | 22 | 1'26.602 | 15 | 1'31.257 | (24) | ||
| engine | 29 | Eric Bernard (FRA) | Lola 91 | Ford Cosworth DFR | Goodyear | 17 | 32'19.729 | 17 | 1'25.983 | 19 | 1'33.555 | (17) | ||
| electrical | 6 | Riccardo Patrese (ITA) | Williams FW14 | Renault RS3 | Goodyear | 17 | 37'38.035 | 2 | 1'21.957 | 4 | 1'28.776 | (16) | ||
| transmission | 3 | Satoru Nakajima (JPN) | Tyrrell 020 | Honda RA101E | Pirelli | 15 | 27'53.012 | 10 | 1'25.345 | 20 | 1'44.827 | (15) | ||
| gearbox | 24 | Gianni Morbidelli (ITA) | Minardi M191 | Ferrari 037 | Goodyear | 10 | 19'27.824 | 8 | 1'24.762 | 21 | 1'50.522 | (10) | ||
| spun off | 28 | Jean Alesi (FRA) | Ferrari F1-91 | Ferrari 037 | Goodyear | 2 | 4'01.923 | 7 | 1'23.945 | 22 | 1'55.709 | (2) | ||
| spun off | 30 | Aguri Suzuki (JPN) | Lola 91 | Ford Cosworth DFR | Goodyear | 2 | 4'25.839 | 20 | 1'26.356 | 23 | 2'01.658 | (2) | ||
| spun off | 20 | Nelson Piquet (BRA) | Benetton B191 | Ford HB | Pirelli | 1 | 2'21.555 | 14 | 1'25.809 | 24 | 2'21.555 | (1) | ||
| collision | 5 | Nigel Mansell (GBR) | Williams FW14 | Renault RS3 | Goodyear | 0 | 4 | 1'22.366 | ||||||
| Not started | ||||||||||||||
| spun off | 27 | Alain Prost (FRA) | Ferrari F1-91 | Ferrari 037 | Goodyear | 3 | 1'22.195 | |||||||
| Not qualified | ||||||||||||||
| -- | 17 | Gabriele Tarquini (ITA) | AGS JH25B | Ford Cosworth DFR | Goodyear | 1'28.175 | ||||||||
| -- | 18 | Fabrizio Barbazza (ITA) | AGS JH25B | Ford Cosworth DFR | Goodyear | 1'29.665 | ||||||||
| -- | 10 | Alex Caffi (ITA) | Footwork FA12 | Porsche F1 | Goodyear | 1'30.280 | ||||||||
| -- | 9 | Michele Alboreto (ITA) | Footwork A11C | Porsche F1 | Goodyear | 1'30.762 | ||||||||
| Not pre-qualified | ||||||||||||||
| -- | 21 | Emanuele Pirro (ITA) | Dallara BMS-191 | Judd GV | Pirelli | 1'26.305 | ||||||||
| -- | 14 | Olivier Grouillard (FRA) | Fondmetal Fomet-1 | Ford Cosworth DFR | Goodyear | 1'26.789 | ||||||||
| -- | 34 | Nicola Larini (ITA) | Lambo 291 | Lamborghini 3512 | Goodyear | 1'26.886 | ||||||||
| -- | 31 | Pedro Chaves (POR) | Coloni C4 | Ford Cosworth DFR | Goodyear | 1'31.239 | ||||||||
