The 2002–03 Manhattan Jaspers basketball team represented Manhattan College during the 2002–03 NCAA Division I men's basketball season.

The Jaspers, led by head coach Bobby Gonzalez, played their home games at Draddy Gymnasium and were members of the Metro Atlantic Athletic Conference.

They finished the season 23–7, 14–4 in MAAC play to win the league regular season title.

14 seed in the East region, Manhattan fell to No.

3 seed and eventual National champion Syracuse, 76–65 in the opening round.