1991 Portuguese Grand Prix
🇵🇹 Portugal Autódromo do Estoril, Estoril, Portugal Round 13 of 16
Drivers' Championship — After This Race
| Pos | Δ | Driver | Team | Pts | Wins |
|---|---|---|---|---|---|
| 1 | = | Ayrton Senna | McLaren | 83 | 6 |
| 2 | = | Nigel Mansell | Williams | 59 | 4 |
| 3 | = | Riccardo Patrese | Williams | 44 | 2 |
| 4 | = | Gerhard Berger | McLaren | 31 | 0 |
| 5 | +1 | Nelson Piquet | Benetton | 25 | 1 |
| 6 | -1 | Alain Prost | Ferrari | 25 | 0 |
| 7 | = | Jean Alesi | Ferrari | 18 | 0 |
| 8 | = | Stefano Modena | Tyrrell | 9 | 0 |
| 9 | = | Andrea de Cesaris | Jordan | 9 | 0 |
| 10 | = | Roberto Moreno | Jordan | 8 | 0 |
| 11 | +2 | Pierluigi Martini | Minardi | 6 | 0 |
| 12 | -1 | Jyrki Järvilehto | Dallara | 4 | 0 |
| 13 | -1 | Bertrand Gachot | Jordan | 4 | 0 |
| 14 | +2 | Michael Schumacher | Benetton | 3 | 0 |
| 15 | -1 | Satoru Nakajima | Tyrrell | 2 | 0 |
| 16 | -1 | Mika Häkkinen | Team Lotus | 2 | 0 |
| 17 | = | Emanuele Pirro | Dallara | 1 | 0 |
| 18 | = | Mark Blundell | Brabham | 1 | 0 |
| 19 | = | Ivan Capelli | Leyton House | 1 | 0 |
| 20 | = | Éric Bernard | Lola | 1 | 0 |
| 21 | = | Aguri Suzuki | Lola | 1 | 0 |
| 22 | = | Julian Bailey | Team Lotus | 1 | 0 |
| — | — | Thierry Boutsen | Ligier | 0 | 0 |
| — | — | Maurício Gugelmin | Leyton House | 0 | 0 |
| — | — | Gianni Morbidelli | Minardi | 0 | 0 |
| — | — | Johnny Herbert | Team Lotus | 0 | 0 |
| — | — | Nicola Larini | Lambo | 0 | 0 |
| — | — | Érik Comas | Ligier | 0 | 0 |
| — | — | Gabriele Tarquini | AGS | 0 | 0 |
| — | — | Martin Brundle | Brabham | 0 | 0 |
| — | — | Eric van de Poele | Lambo | 0 | 0 |
| — | — | Olivier Grouillard | Fondmetal | 0 | 0 |
| — | — | Michele Alboreto | Footwork | 0 | 0 |
| — | — | Stefan Johansson | Footwork | 0 | 0 |