The 2002 San Marino Grand Prix was a Formula One motor race held on 14 April 2002 at the Autodromo Enzo e Dino Ferrari, Imola, Emilia-Romagna. It was the fourth round of the 2002 Formula One World Championship. Ferrari's Michael Schumacher won the race from pole position. His teammate Rubens Barrichello finished in second and Williams's Ralf Schumacher was third.

After setting the fastest lap time in the one-hour qualifying session, Michael Schumacher started the Grand Prix from pole position and led for the majority of the race to claim his third victory of the season and 56th of his career. Barrichello finished second, 17.907 seconds behind, with Ralf Schumacher third, another 1.808 seconds back.