2002–03 St. John's Red Storm men's basketball team

The 2002–03 St. John's Red Storm men's basketball team represented St. John's University during the 2002–03 NCAA Division I men's basketball season. The team was coached by Mike Jarvis in his fifth year. St. John's home games are played at Carnesecca Arena, then called Alumni Hall, and Madison Square Garden and the team is a member of the Big East Conference.

Schedule and results
!colspan=9 style="background:#FF0000; color:#FFFFFF;"| Exhibition

!colspan=9 style="background:#FF0000; color:#FFFFFF;"| Regular Season



!colspan=9 style="background:#FF0000; color:#FFFFFF;"| Big East tournament

!colspan=9 style="background:#FF0000; color:#FFFFFF;"| NIT Tournament