Round 4 · 12 May 1991
Monaco Grand Prix
Circuit de Monaco · Monte Carlo, Monaco
Championship progression
Drivers' standings
Before the race
30 drivers
After Round 3
1
Ayrton Senna
McLaren
30
pts
2
Gerhard Berger
McLaren
10
pts
3
Alain Prost
Ferrari
9
pts
4
Riccardo Patrese
Williams
6
pts
5
Nelson Piquet
Benetton
6
pts
View full pre-race standings
6
Jyrki Järvilehto
Dallara
4
pts
7
Pierluigi Martini
Minardi
3
pts
8
Stefano Modena
Tyrrell
3
pts
9
Mika Häkkinen
Team Lotus
2
pts
10
Satoru Nakajima
Tyrrell
2
pts
11
Jean Alesi
Ferrari
1
pts
12
Aguri Suzuki
Lola
1
pts
13
Julian Bailey
Team Lotus
1
pts
-
Thierry Boutsen
Ligier
0
pts
-
Roberto Moreno
Benetton
0
pts
-
Nicola Larini
Lambo
0
pts
-
Mark Blundell
Brabham
0
pts
-
Gianni Morbidelli
Minardi
0
pts
-
Gabriele Tarquini
AGS
0
pts
-
Eric van de Poele
Lambo
0
pts
-
Bertrand Gachot
Jordan
0
pts
-
Érik Comas
Ligier
0
pts
-
Martin Brundle
Brabham
0
pts
-
Emanuele Pirro
Dallara
0
pts
-
Maurício Gugelmin
Leyton House
0
pts
-
Nigel Mansell
Williams
0
pts
-
Andrea de Cesaris
Jordan
0
pts
-
Michele Alboreto
Footwork
0
pts
-
Ivan Capelli
Leyton House
0
pts
-
Éric Bernard
Lola
0
pts
After the race
30 drivers
After Round 4
1
Ayrton Senna
McLaren
—
40
+10
2
Alain Prost
Ferrari
↑1
11
+2
3
Gerhard Berger
McLaren
↓1
10
+0
4
Riccardo Patrese
Williams
—
6
+0
5
Nigel Mansell
Williams
↑994
6
+6
View full post-race standings
6
Nelson Piquet
Benetton
↓1
6
+0
7
Jean Alesi
Ferrari
↑4
5
+4
8
Jyrki Järvilehto
Dallara
↓2
4
+0
9
Roberto Moreno
Benetton
↑990
3
+3
10
Pierluigi Martini
Minardi
↓3
3
+0
11
Stefano Modena
Tyrrell
↓3
3
+0
12
Mika Häkkinen
Team Lotus
↓3
2
+0
13
Satoru Nakajima
Tyrrell
↓3
2
+0
14
Emanuele Pirro
Dallara
↑985
1
+1
15
Aguri Suzuki
Lola
↓3
1
+0
16
Julian Bailey
Team Lotus
↓3
1
+0
-
Thierry Boutsen
Ligier
—
0
+0
-
Nicola Larini
Lambo
—
0
+0
-
Bertrand Gachot
Jordan
—
0
+0
-
Gianni Morbidelli
Minardi
—
0
+0
-
Mark Blundell
Brabham
—
0
+0
-
Gabriele Tarquini
AGS
—
0
+0
-
Éric Bernard
Lola
—
0
+0
-
Eric van de Poele
Lambo
—
0
+0
-
Érik Comas
Ligier
—
0
+0
-
Martin Brundle
Brabham
—
0
+0
-
Maurício Gugelmin
Leyton House
—
0
+0
-
Andrea de Cesaris
Jordan
—
0
+0
-
Michele Alboreto
Footwork
—
0
+0
-
Ivan Capelli
Leyton House
—
0
+0
Circuit map
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Race classification
26 starters| Pos | Driver | Constructor | Grid | Status / time | Pts |
|---|---|---|---|---|---|
| 1 | SEN Ayrton Senna | McLaren | 1 | 1:53:02.334 | 10 |
| 2 | MAN Nigel Mansell | Williams | 5 | +18.348 | 6 |
| 3 | ALE Jean Alesi | Ferrari | 9 | +47.455 | 4 |
| 4 | MOR Roberto Moreno | Benetton | 8 | 1L | 3 |
| 5 | PRO Alain Prost | Ferrari | 7 | 1L | 2 |
| 6 | PIR Emanuele Pirro | Dallara | 12 | 1L | 1 |
| 7 | BOU Thierry Boutsen | Ligier | 16 | 2L | 0 |
| 8 | GAC Bertrand Gachot | Jordan | 23 | 2L | 0 |
| 9 | BER Éric Bernard | Lola | 13 | 2L | 0 |
| 10 | COM Érik Comas | Ligier | 26 | 2L | 0 |
| 11 | JÄR Jyrki Järvilehto | Dallara | 21 | 3L | 0 |
| 12 | MAR Pierluigi Martini | Minardi | 14 | 6L | 0 |
| R | HÄK Mika Häkkinen | Team Lotus | 25 | — | 0 |
| R | MOR Gianni Morbidelli | Minardi | 17 | — | 0 |
| R | GUG Maurício Gugelmin | Leyton House | 15 | — | 0 |
| R | MOD Stefano Modena | Tyrrell | 2 | — | 0 |
| R | PAT Riccardo Patrese | Williams | 3 | — | 0 |
| R | BLU Mark Blundell | Brabham | 19 | — | 0 |
| R | ALB Michele Alboreto | Footwork | 22 | — | 0 |
| R | NAK Satoru Nakajima | Tyrrell | 11 | — | 0 |
| R | SUZ Aguri Suzuki | Lola | 20 | — | 0 |
| R | DE Andrea de Cesaris | Jordan | 10 | — | 0 |
| R | CAP Ivan Capelli | Leyton House | 18 | — | 0 |
| R | TAR Gabriele Tarquini | AGS | 24 | — | 0 |
| R | BER Gerhard Berger | McLaren | 6 | — | 0 |
| R | PIQ Nelson Piquet | Benetton | 4 | — | 0 |