2013 NAIA Division I men's basketball tournament
| Teams | 32 | ||||
|---|---|---|---|---|---|
| Finals site | Municipal Auditorium, Kansas City, Missouri  | ||||
| Champions | Georgetown Tigers | ||||
| Runner-up | SAGU Lions | ||||
| Semifinalists | 
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The 2013 Buffalo Funds - NAIA Division I men's basketball tournament was held in March at Municipal Auditorium in Kansas City, Missouri. The 76th annual NAIA basketball tournament features 32 teams playing in a single-elimination format. The opening game started on March 13, and the National Championship Game was played on March 19.