| Type: | NAIA |
| Year: | 2015 |
| Teams: | 32 |
| Finalfourarena: | Municipal Auditorium |
| Finalfourcity: | Kansas City, Missouri |
| Champions: | Dalton State |
| Titlecount: | 1 |
| Champgamecount: | 1 |
| Champffcount: | 1 |
| Runnerup: | Westmont |
| Gamecount: | 1 |
| Runnerffcount: | 1 |
| Semifinal1: | Taladega |
| Finalfourcount1: | 1 |
| Semifinal2: | Hope International |
| Finalfourcount2: | 1 |
The 2015 Buffalo Funds - NAIA Division I men's basketball tournament was held in March at Municipal Auditorium in Kansas City, Missouri. The 78th annual NAIA basketball tournament featured 32 teams playing in a single-elimination format.[1] 2015 tournament would bring four new teams to the NAIA national semifinals. The first tournament since 2005 tournament to do so. (It would be the 8th time in tournament history this has happened; previous years were the inaugural year 1937, 1945, 1947, 1965, 1969, 2001, 2005). As of 2018, it is the most recent tournament to do so.