| Name | Time | Date | Meet |
|---|---|---|---|
| Caeleb Dressel | 27.89 | June 3, 2018 | Mel Zajac Jr. Internation |
| Ricardo Alvarado Jiminez | 29.24 | Aug. 7, 2009 | 2009 U. S. Open |
| Ricardo Alvarado Jiminez | 30.11 | July 7, 2009 | ConocoPhillips National Championships |
| M Akbar Nasution | 31.00 | July 21, 2004 | 2004 Speedo Champions Series |
| Mikey Larmoyeux | 33.04 | July 9, 2003 | 2003 Speedo Champions Series - Fort Lauderdale |
| Ryan O'Shaughnessy | 38.85 | June 13, 2003 | 2003 SUMMER LONG COURSE INVITA |
| William Hartje | 42.46 | June 27, 2002 | 2002 Bolles Sharks Long Course |
