Portuguese Grand Prix
| Autódromo do Estoril | |
 | |
| Race information | |
|---|---|
| Number of times held | 25 |
| First held | 1951, First F1-1958 |
| Last held | 1996 |
| Most wins (drivers) |  Nigel Mansell(3) Alain Prost(3) |
| Most wins (constructors) |  Ferrari(7) |
| Circuit length | 4.360km (2.709mi) |
| Race length | 305.200km (189.64mi) |
| Laps | 70 |
| Last race (1996) | |
| Pole position | |
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| Podium | |
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| Fastest lap | |
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ThePortuguese Grand Prix(Grande Prémio de Portugal) was amotor racingevent held for several years, starting in the 1950s. It was aFormula Onerace between1958and1960and between1984and1996.
The first event was held on theBoavista street courseinPortoon 17 June 1951. The Grand Prix was moved toMonsanto Park,Lisbon,in 1954 as a one time event. The firstFormula Onerace was held in 14 August 1958. The first three F1 races were held in both Boavista and Monsanto. 1960 was the last Formula One race for more than 20 years.
The Portuguese Grand Prix returned to the calendar in 1984 to theAutódromo do Estorilin 1984. After the deaths ofAyrton SennaandRoland RatzenbergeratImolain 1994, the Estoril track was changed. A new chicane was built in place of the tank curve, as a safety measure. But Estoril was considered an unsafe and outdated track. The last Portuguese Grand Prix was in Estoril on 22 September 1996.