| Year: | 2003 |
| Conference: | Northeast Conference |
| Gender: | Men's |
| Teams: | 8 |
| Arena: | Spiro Sports Center |
| City: | Staten Island, NY |
| Finalarena: | Spiro Sports Center |
| Champions: | Wagner |
| Titlecount: | 1st |
| Coach: | Dereck Whittenburg |
| Coachcount: | 1st |
| Mvp: | Jermaine Hall |
| Mvpteam: | Wagner |
The 2003 Northeast Conference men's basketball tournament was held in March. The tournament featured the league's top eight seeds. Wagner won the championship, its first, and received the conference's automatic bid to the 2003 NCAA Tournament.
The NEC Men’s Basketball Tournament consisted of an eight-team playoff format with the quarterfinal and semifinal games played at the Spiro Sports Center in Staten Island, NY. The Championship game was played at the court of the highest remaining seed, Wagner.
Tournament MVP in bold.[1]
| 2003 NEC All-Tournament Team | ||||||
| Jermaine Hall, WAGNER Rashaun Banjo, QU John Quintana, SFNY Dedrick Dye, WAGNER Courtney Pritchard, WAGNER | ||||||