2013 National Invitation Tournament
The 2013 National Invitation Tournament was a single-elimination tournament of 32 NCAA Division I teams that were not selected to participate in the 2013 NCAA Tournament. The annual tournament began on March 19 on campus sites and ended on April 4 at Madison Square Garden. Baylor defeated Iowa, 74–54, to capture the Bears its first NIT title in school history.Participants
Automatic qualifiers
The following teams earned automatic berths into the 2013 NIT field by virtue of winning their conferences' regular season championship, but failing to win their conference tournament. These teams also did not receive an at-large bid for the NCAA Tournament.
| Conference | School |
| America East | Stony Brook |
| Atlantic Sun | Mercer |
| Big South | Charleston Southern |
| Big West | Long Beach State |
| CAA | Northeastern |
| MAAC | Niagara |
| MEAC | Norfolk State |
| Northeast | Robert Morris |
| Southland | Stephen F. Austin |
| WAC | Louisiana Tech |
Seeds
Bracket
Games are played at Higher Seed unless noted
