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| Time | Date | Name | Team | Meet |
|---|---|---|---|---|
| 48.33 | Aug. 29, 2021 | Coleman Stewart | Cali Condors | ISL - Season 3, Match 2 |
| 48.58 | Nov. 21, 2020 | Kliment Kolesnikov | Energy Standard | International Swim League - Final |
| 49.16 | Nov. 5, 2020 | Kliment Kolesnikov | Energy Standard | International Swim League - Match 7 |
| 49.50 | Oct. 30, 2020 | GUILHERME AUGUSTO GUIDO | London Roar | International Swim League - Match 5 |
| 49.62 | Oct. 15, 2020 | Ryan Murphy | LA Current | International Swim League - Match 1 |