2010 National Invitation Tournament
The 2010 National Invitation Tournament was a single-elimination tournament of 32 National Collegiate Athletic Association Division I teams that were not selected to participate in the 2010 NCAA Division I men's basketball tournament. The 73rd annual tournament began on March 16 on campus sites and ended on April 1 at Madison Square Garden in New York City. Dayton won their 3rd NIT title over North Carolina, 79–68.
Participants
Automatic qualifiers
The following teams were automatic qualifiers for the 2010 NIT field after losing in their respective conference tournaments, by virtue of winning their conferences' regular season championship and not qualifying for the NCAA tournament.| Team | Conference | Record | Appearance | Last bid |
| Coastal Carolina | Big South | 28–6 | 1st | Never |
| SWAC | 19–12 | 2nd | 1993 | |
| * | Atlantic Sun men's basketball tournament|Atlantic Sun] | 19–12 | 6th | 2009 |
| Kent State | MAC | 23–9 | 8th | 2005 |
| Northeast | 23–9 | 1st | Never | |
| Stony Brook | America East | 22–9 | 1st | Never |
| Sun Belt | 20–12 | 2nd | 2004 | |
| Weber State | Big Sky | 20–10 | 3rd | 2009 |
The entire 32-team field was announced on March 14, 2010, on The NIT Selection Show at 9 pm ET on ESPNU.