| Name | Time | Date | Meet |
|---|---|---|---|
| Jonah Harm | 43.23 | Feb. 24, 2024 | Patriot League Championships |
| Jake EVERT | 43.44 | April 17, 2021 | Army vs. Navy |
| Zachary Ingold | 43.61 | Feb. 18, 2012 | Patriot League Championships |
| Zachary Ingold | 44.15 | Feb. 19, 2011 | Patriot League Championships |
| Mac Anthony | 44.36 | Feb. 21, 2009 | 2009 Patriot League Championships - Day Three - Finals |
| NOAH WHITE | 44.37 | March 4, 2004 | 2004 Men's EISL Championships |
| Brett Cline | 44.67 | Feb. 28, 2002 | 2002 Men's EISL Championships |
