23 May

1903 Ernst Klodwig born 1925 Joe James born 1953 Ken Wharton won the non-championship Winfield F2 1953 Tony Rolt won the non-championship Coronation Trophy 1961 Roy Salvadori won the non-championship London Trophy 1971 Jackie Stewart won the Monaco Grand Prix 1972 Rubens Barrichello born 1982 Riccardo Patrese won the Monaco Grand Prix 1993 Ayrton Senna won the Monaco Grand Prix 2004 Jarno Trulli won the Monaco Grand Prix