| 1) | Stephen, Jamarco | Arkansas | 46.56 (05/05) | 46.56 (05/05) | 46.81 (04/21-04/22) | 46.81 (04/21-04/22) | 46.90 (05/25-05/27) | 46.90 (05/25-05/27) | 46.91 (04/28-04/29) | 46.91 (04/28-04/29) |
| 2) | Beram, Trenten | Connecticut | 46.56 (05/12-05/14) | 46.56 (05/12-05/14) | 46.90 (05/12-05/14) | 46.90 (05/12-05/14) | 47.18 (05/25-05/27) | 47.18 (05/25-05/27) | 47.54 (05/25-05/27) | 47.54 (05/25-05/27) |