2003 Italian Open – Men's singles

Men's singles
2003 Italian Open
Champion Félix Mantilla
Runner-up Roger Federer
Score75, 62, 76(108)
Seeds16

Félix Mantilla defeated Roger Federer in the final, 75, 62, 76(108) to win the men's singles tennis title at the 2003 Italian Open.

Andre Agassi was the defending champion, but lost in the first round to David Ferrer.