The 1993 San Marino Grand Prix was a Formula One motor race held at Imola on 25 April 1993. It was the fourth race of the 1993 Formula One World Championship .
The 61-lap race was won by Frenchman Alain Prost , driving a Williams - Renault , after he started from pole position . Prost's British teammate, Damon Hill , led the early stages of the race before suffering a brake failure. German Michael Schumacher finished second in a Benetton - Ford , with another Briton, Martin Brundle , third in a Ligier -Renault.