What is the birth date of the person who won his first Formula One victory at the 1968 British Grand Prix?
Jo Siffert Joseph Siffert (7 July 1936 – 24 October 1971) was a Swiss racing driver.
1968 Dutch Grand Prix The 1968 Dutch Grand Prix was a Formula One motor race held at the Zandvoort Circuit on 23 June 1968. It was race 5 of 12 in both the 1968 World Championship of Drivers and the 1968 International Cup for Formula One Manufacturers. The 90-lap race was won by Matra driver Jackie Stewart after he started from fifth position. His teammate Jean-Pierre Beltoise finished second and BRM driver Pedro Rodríguez came in third.