| Time | Date | Name | Meet |
|---|---|---|---|
| 49.47 | March 2, 2013 | Shane Baxter | Eastern College Athletic Conference Championships |
| 50.44 | March 1, 2013 | Shane Baxter | Eastern College Athletic Conference Championships |
| 50.45 | Dec. 3, 2011 | Shane Baxter | Zippy Invitational |
| 50.76 | Dec. 2, 2011 | Shane Baxter | Zippy Invitational |
| 52.05 | Nov. 12, 2011 | Shane Baxter | Siena vs. Bryant, Niagara |
| 52.08 | Oct. 15, 2011 | Shane Baxter | Niagara vs. Cleveland State |
| 53.46 | Feb. 18, 2011 | Jon Matchette | Metro Atlantic Athletic Conference Championships |
| 53.85 | Dec. 4, 2010 | Jon Matchette | Akron Invitational |
| 53.93 | Feb. 19, 2010 | Jon Matchette | Metro Atlantic Athletic Conference Championships |
| 54.89 | Feb. 28, 2009 | Jon Matchette | ECAC Open Swimming & Divi |
| 56.22 | Feb. 27, 2009 | Jon Matchette | ECAC Open Swimming & Divi |
