| Name | Time | Date | Meet |
|---|---|---|---|
| Zarek Wilson | 51.51 | July 30, 2021 | USA Swimming Futures Time Trials - Huntsville |
| Zarek Wilson | 52.15 | June 26, 2021 | Bahamas National Championship |
| Zarek Wilson | 52.40 | June 11, 2021 | FL CSSC Michael Lohberg Invitational |
| Diego Machado | 52.84 | July 26, 2019 | Florida Gold Coast Senior Long Course Championships |
| Diego Machado | 53.07 | July 28, 2017 | FGC Senior Championships |
| Diego Machado | 55.18 | March 12, 2017 | Speedo Champions Series - Southern - Plantatioin |
| Kerry Ollivierre | 56.06 | July 22, 2016 | Florida Gold Coast Senior Long Course Championships |
