| Year: | 2004 |
| Conference: | Sun Belt Conference |
| Division: | I |
| Gender: | Men's |
| Teams: | 11 |
| Arena: | E. A. Diddle Arena |
| City: | Bowling Green, KY |
| Champions: | Louisiana–Lafayette |
| Titlecount: | 4th |
| Coach: | Jessie Evans |
| Coachcount: | 2nd |
| Mvp: | Bo McCalebb |
The 2004 Sun Belt Conference men's basketball tournament was held March 6–9 at E. A. Diddle Arena in Bowling Green, Kentucky.[1]
Top-seed Louisiana–Lafayette defeated #3 seed in the championship game, 67–58, to win their fourth Sun Belt men's basketball tournament.
The Ragin' Cajuns received an automatic bid to the 2004 NCAA tournament as the #14 seed in the Phoenix region. No other Sun Belt members earned bids to the tournament.
Eight of eleven participating Sun Belt members were seeded based on regular season conference records.