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1991 Grand Prix of Monaco

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Formula One race number 4 of 16
Sunday, May 12, 1991 at Circuit de Monaco, Monte Carlo, Monaco
78 laps on a 3.328 kilometer street course (259.584 kilometers)

Time of race: 1:53:02.334
Average speed: 137.785 kph
Pole time: 80.344 seconds

Cautions: none
Margin of victory: 18.348 sec
Attendance: n/a
Lead changes: 0

Glossary 1991 Formula One results / 1991 standings

Pos	St	#	Driver	Team	Chass./Eng.	Laps	Status	Led	Pts
1	1	1	Ayrton Senna	Honda Marlboro McLaren	McLaren MP4-6 / Honda RA121E	78	1:53:02.334	78	10
2	5	5	Nigel Mansell	Canon Williams Renault	Williams FW14 / Renault RS3	78	+18.348	0	6
3	9	28	Jean Alesi	Scuderia Ferrari SpA	Ferrari F1-91 / Ferrari 037	78	+47.455	0	4
4	8	19	Roberto Moreno	Camel Benetton Ford	Benetton B191 / Ford HB5	77	+1 lap	0	3
5	7	27	Alain Prost	Scuderia Ferrari SpA	Ferrari F1-91 / Ferrari 037	77	+1 lap	0	2
6	12	21	Emanuele Pirro	Scuderia Italia SpA	Dallara 191 / Judd GV	77	+1 lap	0	1
7	16	25	Thierry Boutsen	Ligier Gitanes	Ligier JS35 / Lamborghini 3512	76	+2 laps	0	0
8	24	32	Bertrand Gachot	Team 7-Up Jordan	Jordan 191 / Ford HB4	76	+2 laps	0	0
9	21	29	Eric Bernard	Larrousse F1	Lola LC91 / Ford DFR	76	+2 laps	0	0
10	23	26	Erik Comas	Ligier Gitanes	Ligier JS35 / Lamborghini 3512	76	+2 laps	0	0
11	13	22	J.J. Lehto	Scuderia Italia SpA	Dallara 191 / Judd GV	75	+3 laps	0	0
12	14	23	Pierluigi Martini	SCM Minardi Team	Minardi M191 / Ferrari 037	72	+6 laps	0	0
ret	26	11	Mika Hakkinen	Team Lotus	Lotus 102B / Judd EV	64	oil leak	0	0
ret	17	24	Gianni Morbidelli	SCM Minardi Team	Minardi M191 / Ferrari 037	49	gearbox	0	0
ret	15	15	Mauricio Gugelmin	Leyton House Racing	Leyton House CG911 / Ilmor 2175A	43	throttle	0	0
ret	2	4	Stefano Modena	Braun Tyrrell Honda	Tyrrell 020 / Honda RA101E	42	engine	0	0
ret	3	6	Riccardo Patrese	Canon Williams Renault	Williams FW14 / Renault RS3	42	spun off	0	0
ret	22	8	Mark Blundell	Motor Racing Developments Ltd.	Brabham BT60Y / Yamaha OX99	41	spun off	0	0
ret	25	9	Michele Alboreto	Footwork Grand Prix International	Footwork FA11C / Porsche 3512	39	engine	0	0
ret	11	3	Satoru Nakajima	Braun Tyrrell Honda	Tyrrell 020 / Honda RA101E	35	spun off	0	0
ret	19	30	Aguri Suzuki	Larrousse F1	Lola LC91 / Ford DFR	24	engine	0	0
ret	10	33	Andrea de Cesaris	Team 7-Up Jordan	Jordan 191 / Ford HB4	21	throttle	0	0
ret	18	16	Ivan Capelli	Leyton House Racing	Leyton House CG911 / Ilmor 2175A	12	brakes	0	0
ret	20	17	Gabriele Tarquini	Automobiles Gonfaronnaises Sportives	AGS JH25B / Ford DFR	9	gearbox	0	0
ret	6	2	Gerhard Berger	Honda Marlboro McLaren	McLaren MP4-6 / Honda RA121E	9	spun off	0	0
ret	4	20	Nelson Piquet	Camel Benetton Ford	Benetton B191 / Ford HB5	0	suspension	0	0

Fastest Lap: 142.006 kph by Alain Prost

Pos	Name	Nbr	Owner
Failed to qualify, withdrew, or driver changes:
27	Julian Bailey	12	Team Lotus
28	Fabrizio Barbazza	18	Automobiles Gonfaronnaises Sp
29	Alex Caffi	10	Footwork Grand Prix Intl.
30	Martin Brundle	7	Motor Racing Developments Ltd.
31	Nicola Larini	34	Modena Team SpA
32	Eric van de Poele	35	Modena Team SpA
33	Pedro Chaves	31	Coloni SpA
34	Olivier Grouillard	14	Fondmetal F1 SpA

Leader	From Lap	To Lap	# Of Laps
Lap leader breakdown:
Ayrton Senna	1	78	78

Rank	Driver	Points	Diff
Points Standings after this race:
1	Ayrton Senna	40
2	Alain Prost	11	-29
3	Gerhard Berger	10	-30
4	Nelson Piquet	6	-34
4	Nigel Mansell	6	-34
4	Riccardo Patrese	6	-34
7	Jean Alesi	5	-35
8	J.J. Lehto	4	-36
9	Stefano Modena	3	-37
9	Pierluigi Martini	3	-37
9	Roberto Moreno	3	-37
12	Satoru Nakajima	2	-38
12	Mika Hakkinen	2	-38
14	Emanuele Pirro	1	-39
14	Julian Bailey	1	-39
14	Aguri Suzuki	1	-39