1991 - Grand Prix of Portugal

The history of Formula One has its roots in the European Grand Prix motor racing of the 1920s and 1930s. However, the foundation of Formula One began in 1946 with the Fédération Internationale de l'Automobile's (FIA) standardisation of rules. A World Drivers' Championship followed in 1950. FIA Formula 1 Racing Champions FIA Formula 1 Racing by Year

1991 - Grand Prix of Portugal

Race Name - Grand Prix of Portugal
Date - 9/22/1991
Race Track - Autodromo do Estoril
Number of Starting Cars - 26
Laps Run - 71
Pole Winner Riccardo Patrese
Average Race Speed - 193.626 kph
Lead Changes - 2 Leader(s) with 2 Lead Changes
Lap Leader - Riccardo Patrese
Race Number - 13

Fin	St	Driver	Sponsor (Owner)	Chassis	Engine
1	1	Riccardo Patrese	Canon Williams Renault	Williams FW14	Renault RS3
2	3	Ayrton Senna	Honda Marlboro McLaren	McLaren MP4-6	Honda RA121E
3	6	Jean Alesi	Scuderia Ferrari SpA	Ferrari 643	Ferrari 037
4	8	Pierluigi Martini	SCM Minardi Team	Minardi M191	Ferrari 037
5	11	Nelson Piquet	Camel Benetton Ford	Benetton B191	Ford HB5
6	10	Michael Schumacher	Camel Benetton Ford	Benetton B191	Ford HB5
7	7	Mauricio Gugelmin	Leyton House Racing	Leyton House CG911	Ilmor 2175A
8	14	Andrea de Cesaris	Team 7up Jordan	Jordan 191	Ford HB4
9	13	Gianni Morbidelli	SCM Minardi Team	Minardi M191	Ferrari 037
10	21	Roberto Moreno	Team 7up Jordan	Jordan 191	Ford HB4
11	23	rik Comas	Ligier Gitanes	Ligier JS35B	Lamborghini 3512
12	19	Martin Brundle	Motor Racing Developments Ltd	Brabham BT60Y	Yamaha OX99
13	17	Satoru Nakajima	Braun Tyrrell Honda	Tyrrell 020	Honda RA101E
14	24	Mika Hkkinen	Team Lotus	Lotus 102B	Judd EV
15	22	Michele Alboreto	Footwork Grand Prix International	Footwork FA12C	Ford DFR
16	20	Thierry Boutsen	Ligier Gitanes	Ligier JS35B	Lamborghini 3512
17	9	Ivan Capelli	Leyton House Racing	Leyton House CG911	Ilmor 2175A
18	12	Stefano Modena	Braun Tyrrell Honda	Tyrrell 020	Honda RA101E
19	4	Nigel Mansell	Canon Williams Renault	Williams FW14	Renault RS3
20	25	Aguri Suzuki	Larrousse F1	Lola LC91	Ford DFR
21	5	Alain Prost	Scuderia Ferrari SpA	Ferrari 643	Ferrari 037
22	2	Gerhard Berger	Honda Marlboro McLaren	McLaren MP4-6	Honda RA121E
23	16	Emanuele Pirro	Scuderia Italia SpA	Dallara 191	Judd GV
24	18	JJ Lehto	Scuderia Italia SpA	Dallara 191	Judd GV
25	15	Mark Blundell	Motor Racing Developments Ltd	Brabham BT60Y	Yamaha OX99
26	26	Johnny Herbert	Team Lotus	Lotus 102B	Judd EV