The 2001 San Marino Grand Prix was a ForÒmula One motor race held at the Autodromo Enzo e Dino Ferrari, Imola, Emilia-Romagna, Italy on 15 April 2001. It was the fourth race of the 2001 Formula One World Championship. Williams's Ralf Schumacher won the race, starting from third. McLaren's David Coulthard finished second, and Ferrari's Rubens Barrichello finished third.

After setting the fastest lap in the qualifying session, Coulthard started the race on pole position alongside teammate Mika Häkkinen. Ralf Schumacher from third overtook both McLaren drivers into the Tamburello chicane and retained the lead for the entire race, taking his maiden victory and Williams's first since the 1997 Luxembourg Grand Prix; Coulthard ended 4.3 seconds back in second place. Barrichello finished third after switching from a two– to a one–pit stop strategy.