# 2005 NAIA Division II men's basketball tournament

The 2005 NAIA Division II men's basketball tournament was the tournament held by the NAIA to determine the national champion of men's college basketball among its Division II members in the United States and Canada for the 2004–05 basketball season.
Walsh defeated Concordia Nebraska in the championship game, 81–70, to claim the Cavaliers' first NAIA national title.
The tournament was played at Keeter Gymnasium on the campus of the College of the Ozarks in Point Lookout, Missouri.

## Qualification

The tournament field remained fixed at thirty-two teams, and the top sixteen teams were seeded.
The tournament continued to utilize a single-elimination format.

## Bracket

| First round | First round | First round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | | Semifinals | Semifinals | Semifinals | | National championship | National championship | National championship |
| 1 | William Jewell | 84 | | | | | | | | | | | | | | |
| | Tennessee Wesleyan | 57 | | | | | | | | | | | | | | |
| | Tennessee Wesleyan | 57 | 1 | William Jewell | 60 | | | | | | | | | | | |
| | | | 16 | Cedarville | 67 | | | | | | | | | | | |
| | Minot State | 90 | 16 | Cedarville | 67 | | | | | | | | | | | |
| 16 | Cedarville | 98** | | | | | | | | | | | | | | |
| 16 | Cedarville | 98** | | | | 16 | Cedarville | 66 | | | | | | | | |
| | | | | | | 8 | Southern Oregon | 64 | | | | | | | | |
| 9 | Huntington (IN) | 76 | | | | | | | 8 | Southern Oregon | 64 | | | | | | | | |
| | Newman | 85 | | | | | | | | | | | | | | |
| | Newman | 85 | | Newman | 67 | | | | | | | | | | | |
| | | | 8 | Southern Oregon | 70 | | | | | | | | | | | |
| | Saint Ambrose | 74 | 8 | Southern Oregon | 70 | | | | | | | | | | | |
| 8 | Southern Oregon | 85 | | | | | | | | | | | | | | |
| 8 | Southern Oregon | 85 | | | | | | | | 16 | Cedarville | 56 | | | | |
| | | | | | | | | | | 4 | Concordia Nebraska | 62 | | | | |
| 5 | Cornerstone | 95 | | | | | | | | | | | 4 | Concordia Nebraska | 62 | | | | |
| | Friends (KS) | 64 | | | | | | | | | | | | | | |
| | Friends (KS) | 64 | 5 | Cornerstone | 76 | | | | | | | | | | | |
| | | | 12 | Dominican California | 62 | | | | | | | | | | | |
| | IU Southeast | 59 | 12 | Dominican California | 62 | | | | | | | | | | | |
| 12 | Dominican California | 61 | | | | | | | | | | | | | | |
| 12 | Dominican California | 61 | | | | 5 | Cornerstone | 68 | | | | | | | | |
| | | | | | | 4 | Concordia Nebraska | 71 | | | | | | | | |
| 13 | Flagler | 82 | | | | | | | 4 | Concordia Nebraska | 71 | | | | | | | | |
| | Albertson | 70 | | | | | | | | | | | | | | |
| | Albertson | 70 | 13 | Flagler | 63 | | | | | | | | | | | |
| | | | 4 | Concordia Nebraska | 70 | | | | | | | | | | | |
| | Trinity Christian | 69 | 4 | Concordia Nebraska | 70 | | | | | | | | | | | |
| 4 | Concordia Nebraska | 74 | | | | | | | | | | | | | | |
| 4 | Concordia Nebraska | 74 | | | | | | | | | | | | 4 | Concordia Nebraska | 70 |
| | | | | | | | | | | | | | | 7 | Walsh | 81 |
| 3 | Saint Vincent | 89 | | | | | | | | | | | | | | | 7 | Walsh | 81 |
| | Johnson & Wales Denver | 75 | | | | | | | | | | | | | | |
| | Johnson & Wales Denver | 75 | 3 | Saint Vincent | 85 | | | | | | | | | | | |
| | | | 14 | Indiana Tech | 95* | | | | | | | | | | | |
| | College of the Ozarks | 76 | 14 | Indiana Tech | 95* | | | | | | | | | | | |
| 14 | Indiana Tech | 81 | | | | | | | | | | | | | | |
| 14 | Indiana Tech | 81 | | | | 14 | Indiana Tech | 63 | | | | | | | | |
| | | | | | | 6 | Oregon Tech | 78 | | | | | | | | |
| 11 | Taylor | 66 | | | | | | | 6 | Oregon Tech | 78 | | | | | | | | |
| | MidAmerica Nazarene | 71 | | | | | | | | | | | | | | |
| | MidAmerica Nazarene | 71 | | MidAmerica Nazarene | 48 | | | | | | | | | | | |
| | | | 6 | Oregon Tech | 58 | | | | | | | | | | | |
| | Mayville State | 60 | 6 | Oregon Tech | 58 | | | | | | | | | | | |
| 6 | Oregon Tech | 67 | | | | | | | | | | | | | | |
| 6 | Oregon Tech | 67 | | | | | | | | 6 | Oregon Tech | 70 | | | | |
| | | | | | | | | | | 7 | Walsh | 77 | | | | |
| 7 | Walsh | 68 | | | | | | | | | | | 7 | Walsh | 77 | | | | |
| | Tabor | 62 | | | | | | | | | | | | | | |
| | Tabor | 62 | 7 | Walsh | 73 | | | | | | | | | | | |
| | | | 10 | Embry–Riddle (FL) | 71 | | | | | | | | | | | |
| | Bluefield (VA) | 66 | 10 | Embry–Riddle (FL) | 71 | | | | | | | | | | | |
| 10 | Embry–Riddle (FL) | 73 | | | | | | | | | | | | | | |
| 10 | Embry–Riddle (FL) | 73 | | | | 7 | Walsh | 68 | | | | | | | | |
| | | | | | | 2 | Northwestern (IA) | 61 | | | | | | | | |
| 15 | Bellevue (NE) | 68 | | | | | | | 2 | Northwestern (IA) | 61 | | | | | | | | |
| | Western Baptist | 65 | | | | | | | | | | | | | | |
| | Western Baptist | 65 | 15 | Bellevue (NE) | 69 | | | | | | | | | | | |
| | | | 2 | Northwestern (IA) | 72 | | | | | | | | | | | |
| | Fisher (MA) | 70 | 2 | Northwestern (IA) | 72 | | | | | | | | | | | |
| 2 | Northwestern (IA) | 107 | | | | | | | | | | | | | | |