| Name | Time | Date | Meet |
|---|---|---|---|
| JACOB HANSON | 46.66 | Jan. 1, 2013 | – |
| JACOB HANSON | 47.06 | March 1, 2012 | Mid-American Conference Mens Championships |
| JACOB HANSON | 47.94 | March 4, 2011 | Mid-American Conference Mens Championships |
| JACOB HANSON | 49.32 | Dec. 4, 2010 | Eastern Michigan Invite |
| Justin Griggs | 50.36 | Feb. 5, 2010 | Ohio State vs. Eastern Michigan |
| Alan Duski | 51.83 | Feb. 20, 2009 | 2009 Sun Belt Conference Championships - Day Two - Finals |
| Alan Duski | 53.39 | Nov. 15, 2008 | 2008 Purdue Challenge |
| Alan Duski | 54.15 | Nov. 8, 2008 | Akron, Xavier @Eastern Michigan |
