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The Portuguese Grand Prix 1991 was the 13th round of the 1991 F1 season, and took place at the Autódromo do Estoril in Estoril, Portugal, on September 22nd.

Riccardo Patrese won the race from the pole, followed by Ayrton Senna, and Jean Alesi completing the podium.

Final results

1
-
Riccardo Patrese
Williams
1:35:42.304
Finished
2
1
Ayrton Senna
McLaren
+20.941
Finished
3
3
Jean Alesi
Ferrari
+53.554
Finished
4
4
Pierluigi Martini
Minardi
+1:03.498
Finished
5
6
Nelson Piquet
Benetton
+1:10.033
Finished
6
4
MSC
Michael Schumacher
Benetton
+1:16.582
Finished
7
-
Maurício Gugelmin
Leyton House
+1 Lap
8
6
Andrea de Cesaris
Jordan
+1 Lap
9
4
Gianni Morbidelli
Minardi
+1 Lap
10
11
Roberto Moreno
Jordan
+1 Lap
11
12
Érik Comas
Ligier
+1 Lap
12
7
Martin Brundle
Brabham
+2 Laps
13
4
Satoru Nakajima
Tyrrell
+3 Laps
14
10
Mika Häkkinen
Team Lotus
+3 Laps
15
7
Michele Alboreto
Footwork
+3 Laps
16
4
Thierry Boutsen
Ligier
+3 Laps
17
8
Ivan Capelli
Leyton House
Spun off
18
6
Stefano Modena
Tyrrell
Engine
19
15
Nigel Mansell
Williams
Disqualified
20
5
Aguri Suzuki
Lola
Transmission
21
16
Alain Prost
Ferrari
Engine
22
20
Gerhard Berger
McLaren
Engine
23
7
Emanuele Pirro
Dallara
Engine
24
6
Jyrki Järvilehto
Dallara
Gearbox
25
10
Mark Blundell
Brabham
Suspension
26
-
Johnny Herbert
Team Lotus
Engine
27
27
Éric Bernard
Lola
Did not qualify
28
28
Gabriele Tarquini
AGS
Did not qualify
29
29
Nicola Larini
Lambo
Did not qualify
30
30
Eric van de Poele
Lambo
Did not qualify
31
31
Fabrizio Barbazza
AGS
Did not prequalify
32
32
Olivier Grouillard
Fondmetal
Did not prequalify
33
33
Alex Caffi
Footwork
Did not prequalify
34
34
Pedro Chaves
Coloni
Did not prequalify
Show all

Race evolution

We do not have lap by lap information for this race, therefore we can't analyze the evolution of the reace.

Pit Stops

Unfortunately we do not have pit stops information for this race.

Strategy

Unfortunately we do not have strategy information for this race..

Incidents

The reace did not end without incidents... 14 drivers out of the original 34 who started did not managed to cross the finish line.

These included, Ivan Capelli, who lost control and spun off the track on lap 64, Stefano Modena, Alain Prost, Gerhard Berger, Emanuele Pirro, and Johnny Herbert, all of whom suffered an engine malfunction, Aguri Suzuki, who had a transmission problem on lap 40, Jyrki Järvilehto, who experienced issues with the gearbox on lap 21, Mark Blundell, who suffered a suspension problem on lap 12, and Fabrizio Barbazza, Olivier Grouillard, Alex Caffi, and Pedro Chaves, all of whom did not prequalify.

Spun off

  • Ivan Capelli
    Lap 64

Engine

  • Stefano Modena
    Lap 56
  • Alain Prost
    Lap 39
  • Gerhard Berger
    Lap 37
  • Emanuele Pirro
    Lap 18
  • Johnny Herbert
    Lap 1

Transmission

  • Aguri Suzuki
    Lap 40

Gearbox

  • Jyrki Järvilehto
    Lap 21

Suspension

  • Mark Blundell
    Lap 12

Did not prequalify

  • Fabrizio Barbazza
    Lap 0
  • Olivier Grouillard
    Lap 0
  • Alex Caffi
    Lap 0
  • Pedro Chaves
    Lap 0

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There was also action outise of the track itself, and the stwearts decided to disqualify Nigel Mansell.

Disqualified

  • Nigel Mansell
    Lap 51

Qualifying

We do not have qualifying data for this race.