Time | Date | Name | Meet |
---|---|---|---|
45.52 | Feb. 24, 2023 | Connor Lee | Ivy League Championships (M) |
46.12 | Feb. 28, 2020 | Connor Lee | Ivy League Championships (M) |
47.34 | March 2, 2012 | Mike Dominski | Ivy League Mens Championships |
47.41 | March 6, 2009 | Chris Pool | Eastern Intercollegiate Swim League Championships - Day Two - Prelims |
47.92 | Dec. 5, 2008 | Chris Pool | ConocoPhillips Short Course Championships |
48.35 | March 7, 2008 | Chris Pool | EISL Championship |
48.78 | Feb. 23, 2007 | Chris Pool | EISL Championships |
49.38 | Feb. 28, 2002 | Alex Nash | Men's EISL Championships |