| Year: | 1990 |
| Conference: | North Atlantic Conference |
| Gender: | Men's |
| Arena: | Hartford Civic Center |
| City: | Hartford, Connecticut |
| Champions: | Boston University |
| Titlecount: | 3rd |
| Coach: | Mike Jarvis |
| Coachcount: | 2nd |
| Mvp: | Bill Brigham |
| Mvpteam: | Boston University |
The 1990 North Atlantic Conference men's basketball tournament was hosted by the Hartford Hawks at the Hartford Civic Center. Boston University gained its third overall North Atlantic Conference Championship and an automatic berth to the NCAA tournament with its win over Vermont. Boston University was given the 16th seed in the East Regional of the NCAA Tournament and lost in the first round to Connecticut 76–52.