The National Association of Intercollegiate Athletics men's basketball national championship has been held annually since 1937. The tournament was established by James Naismith to crown a national champion for smaller colleges and universities. Through the 2019–20 season, the NAIA Tournament featured 32 teams, and the entire tournament was contested at one location in one week, rather than multiple locations over a series of weekends. Beginning with the 2021 edition, the tournament expanded to 48 teams, starting with play at 16 regional sites, with only the winners at these sites playing at the final venue. The 2022 tournament expanded again to 64 teams. From 1992 to 2020, the NAIA sponsored a Division II championship. The Division I tournament is played in Kansas City, Missouri, while in 2020, the Division II tournament was to be held for the last time at the Sanford Pentagon in Sioux Falls, South Dakota; however, the tournaments were called off due to the COVID-19 pandemic. The NAIA returned to a one-division setup in 2021. The NAIA games can be watched online through the official NAIA provider StretchInternet.
The National Association of Intercollegiate Athletics Women's Basketball national championship has been held annually since 1981. The NAIA Women's Tournament was established one year before the NCAA Women's Basketball tournament. It was created to crown a women's national title for smaller colleges and universities. From 1992 to 2020, the NAIA sponsored a women's division II championship tournament. The entire tournament is played in Sioux City, Iowa. Prior to the merger of D-I and D-II, a separate Division I tournament was held in Billings, Montana, while the Division II tournament was in Sioux City. Contracts for host cities for both divisions initially expired in 2017. Following renewals, the 2018 and 2019 tournaments were held in the same cities, but in 2020, the tournaments were called off due to the COVID-19 outbreak.
The 1986 NCAA Division I men's basketball tournament involved 64 schools playing in single-elimination play to determine the national champion of men's NCAA Division I college basketball. It began on March 13, 1986, and ended with the championship game on March 31 in Dallas, Texas. A total of 63 games were played.
The 2004 National Invitation Tournament was the 2004 edition of the annual NCAA college basketball competition. Michigan defeated Rutgers in the final game to capture their third NIT Championship.
The 2003 National Invitation Tournament was the 2003 edition of the annual NCAA college basketball competition. St. John's tournament victory was later vacated due to use of an ineligible player. Marcus Hatten's tournament Most Valuable Player award was also vacated. This would be the last NIT in which a third-place game would be played until 2021.
The 1986 National Invitation Tournament was the 1986 edition of the annual NCAA college basketball competition.
The 2012 National Invitation Tournament was a single-elimination tournament of 32 NCAA Division I teams that were not selected to participate in the 2012 NCAA tournament. The annual tournament began on March 13 on campus sites and ended on March 29 at Madison Square Garden. Stanford defeated Minnesota in the final game, by a score of 75–51 to become NIT champions for second time.
The 2014 National Invitation Tournament was a single-elimination tournament of 32 NCAA Division I teams that were not selected to participate in the 2014 NCAA tournament. The annual tournament started on campus sites for the first 3 rounds, with the Final 4 and Championship game being held at Madison Square Garden in New York City. The tournament began on Tuesday, March 18 and ended on Thursday, April 3. Minnesota won this tournament after being the 3rd Big Ten team in a row to make the NIT Finals.
The 2015 National Invitation Tournament was a single-elimination tournament of 32 NCAA Division I teams that were not selected to participate in the 2015 NCAA tournament. The annual tournament is being played on campus sites for the first three rounds, with the Final Four and Championship game being held at Madison Square Garden in New York City. The tournament began on Tuesday, March 17 and ended on Thursday, April 2. On February 6, the NCAA announced the 2015 NIT will use a 30-second shot clock and a 4-foot restricted-area arc as experimental rules for the 2015 tournament. On March 4, the NCAA announced teams that are marked as the first four teams left out of the 2015 NCAA tournament field will be the top-seeded teams in the 2015 NIT.
The 2015 NCAA Division III women's basketball tournament was a single-elimination tournament that involved 64 teams playing to determine the winner of the NCAA Division III Women's Basketball Championship. It began on March 6, 2015, and concluded with the championship game on March 21, 2015, at the Van Noord Arena in Grand Rapids, Michigan.
The 2016 National Invitation Tournament was a single-elimination tournament of 32 NCAA Division I teams that were not selected to participate in the 2016 NCAA tournament. The annual tournament was played on campus sites for the first three rounds, with the Final Four and championship game being held at Madison Square Garden in New York City. The tournament began on Tuesday, March 15 and ended on Thursday, March 31. An experimental rule allowing players six personal fouls instead of five was approved for use in all national postseason tournaments except for the NCAA Tournament. The NIT Selection Show aired at 8:30 PM EDT on Sunday, March 13, 2016 on ESPNU. George Washington were the champions over Valparaiso 76–60. The Colonials victory was their first-ever NIT title.
The 2016 NCAA Division II women's basketball tournament involved 64 teams playing in a single-elimination tournament to determine the NCAA Division II women's college basketball national champion. It began on March 10, 2016, and concluded with the championship game on April 4, 2016.
The 2018 NAIA Division II Men’s Basketball national championship was held from March 7-13 at the Sanford Pentagon in Sioux Falls, SD. The 27th annual NAIA basketball tournament featured thirty-two teams playing in a single-elimination format. In a rematch of the 2016 Championship game, the outcome was the same. The championship game was won by the Indiana Wesleyan Wildcats of Marion, Indiana over the Saint Francis Cougars of Fort Wayne, Indiana by a score of 84 to 71.
The 1986 NCAA Division II women's basketball tournament was the fifth annual tournament hosted by the NCAA to determine the national champion of Division II women's collegiate basketball in the United States.
The 1982 NAIA women's basketball tournament was the second annual tournament held by the NAIA to determine the national champion of women's college basketball among its members in the United States and Canada.
The 1985 NAIA women's basketball tournament was the fifth annual tournament held by the NAIA to determine the national champion of women's college basketball among its members in the United States and Canada.
The 1987 NAIA women's basketball tournament was the seventh annual tournament held by the NAIA to determine the national champion of women's college basketball among its members in the United States and Canada.
The 1988 NAIA women's basketball tournament was the eighth annual tournament held by the NAIA to determine the national champion of women's college basketball among its members in the United States and Canada.
The 1989 NAIA women's basketball tournament was the ninth annual tournament held by the NAIA to determine the national champion of women's college basketball among its members in the United States and Canada.
The 1999 NAIA Division I women's basketball tournament was the tournament held by the NAIA to determine the national champion of women's college basketball among its Division I members in the United States and Canada for the 1998–99 basketball season.
