2002–03 NCAA Division I men's basketball season

The 2002–03 NCAA Division I men's basketball season began on November 10, 2002, progressed through the regular season and conference tournaments, and concluded with the 2003 NCAA Men's Division I Basketball Tournament Championship Game on April 7, 2003, at the Louisiana Superdome in New Orleans, Louisiana. The Syracuse Orangemen and coach Jim Boeheim won their first NCAA national championship with an 81–78 victory over the Kansas Jayhawks.