1991年Mexican Grand Prix：決勝リザルト
Autódromo Hermanos Rodríguez, Mexico City
| Pos | Driver | Team | Grid | Time / status | Pts |
|---|---|---|---|---|---|
| 1 | Riccardo Patrese | Williams | 1 | 1:29:52.205 | 10 |
| 2 | Nigel Mansell | Williams | 2 | +1.336 | 6 |
| 3 | Ayrton Senna | McLaren | 3 | +57.356 | 4 |
| 4 | Andrea de Cesaris | Jordan | 11 | +1 Lap | 3 |
| 5 | Roberto Moreno | Benetton | 9 | +1 Lap | 2 |
| 6 | Éric Bernard | Lola | 23 | +1 Lap | 1 |
| 7 | Gianni Morbidelli | Minardi | 14 | +1 Lap | 0 |
| 8 | Thierry Boutsen | Ligier | 10 | +2 Laps | 0 |
| 9 | Mika Häkkinen | Team Lotus | 24 | +2 Laps | 0 |
| 10 | Johnny Herbert | Team Lotus | 25 | +2 Laps | 0 |
| 11 | Stefano Modena | Tyrrell | 8 | +2 Laps | 0 |
| 12 | Satoru Nakajima | Tyrrell | 13 | +3 Laps | 0 |
| 13 | Mark Blundell | Brabham | 12 | Engine | 0 |
| 14 | Bertrand Gachot | Jordan | 20 | Spun off | 0 |
| 15 | Aguri Suzuki | Lola | 19 | Gearbox | 0 |
| 16 | Nelson Piquet | Benetton | 6 | Wheel bearing | 0 |
| 17 | Jean Alesi | Ferrari | 4 | Clutch | 0 |
| 18 | Jyrki Järvilehto | Dallara | 16 | Engine | 0 |
| 19 | Michele Alboreto | Footwork | 26 | Engine | 0 |
| 20 | Martin Brundle | Brabham | 17 | Wheel | 0 |
| 21 | Ivan Capelli | Leyton House | 22 | Engine | 0 |
| 22 | Alain Prost | Ferrari | 7 | Alternator | 0 |
| 23 | Maurício Gugelmin | Leyton House | 18 | Engine | 0 |
| 24 | Olivier Grouillard | Fondmetal | 21 | Engine | 0 |
| 25 | Gerhard Berger | McLaren | 5 | Engine | 0 |
| 26 | Pierluigi Martini | Minardi | 15 | Spun off | 0 |