2023 National Invitation Tournament

The 2023 National Invitation Tournament was a single-elimination tournament of 32 NCAA Division I men's college basketball teams not selected to participate in the 2023 NCAA tournament. The tournament began on March 14 and ended on March 30. The first three rounds were played on campuses, with the semifinal and championship final played at Orleans Arena in the Las Vegas Valley.

Participants
Teams and parings for the 2023 NIT were released by the NIT Committee on Sunday, March 12. Thirty-two teams qualified for the NIT, both automatic qualifiers and at-large selections. In 2022, the Xavier Musketeers won the NIT Title.

Automatic qualifiers
Teams which had the best regular-season record in their conference but failed to win their conference tournament automatically qualified for the 2023 NIT if they were not selected for the 2023 NCAA Tournament.

At-large bids
The following teams were awarded at-large bids.

Declined invitations
The following programs declined to participate in the 2023 NIT:


 * North Carolina
 * Dayton (It is unclear if Dayton would have been invited had they not preemptively declined.)

Bracket
The 32-team bracket was announced on March 12, via the NIT Selection Show on ESPNU at 10 p.m. EST.


 * ^ Oklahoma State played its first-round game at Youngstown State due to a scheduling conflict at Gallagher-Iba Arena.
 * ^^ Sam Houston State played its first-round game at Santa Clara due to a scheduling conflict at Bernard Johnson Coliseum.


 * ^ Cincinnati played its second-round game at Hofstra due to their home court at Fifth Third Arena being renovated.
 * ^^ Cincinnati played its third-round game at Utah Valley due to their home court at Fifth Third Arena being renovated.

Media
ESPN, Inc. had exclusive television rights to all of the NIT games. It telecast every game across ESPN, ESPN2, ESPNU, ESPN3, and ESPN+. Westwood One had exclusive radio rights to the semifinals and the championship.