| 1) | Graham, Aikan | Texas A&M | 52.22 (04/20) | 52.38 (04/13) | 52.52 (04/06) | 52.55 (04/26-04/27) | 53.01 (03/22-03/23) | 53.09 (03/15-03/16) | 53.27 (05/09-05/12) | 53.41 (03/27-03/30) |
| 2) | Cole, William | Buffalo | 52.22 (05/09-05/11) | 52.70 (04/13-04/14) | 52.84 (03/15-03/16) | 53.01 (04/04-04/06) | 53.03 (05/09-05/11) | 53.45 (04/28) | 53.63 (03/29-03/30) |