3 May

1949 Boy Hayje born 1953 Alberto Ascari won the non-championship Bordeaux Grand Prix 1958 Peter Collins won the non-championship BRDC International Trophy 1981 Nelson Piquet won the San Marino Grand Prix 1987 Nigel Mansell won the San Marino Grand Prix 1992 Nigel Mansell won the Spanish Grand Prix 2004 Ken Downing died