Time | Date | Name | Team | Meet |
---|---|---|---|---|
47.71 | July 26, 2023 | Jordan Crooks | Cayman Islands Swimming Federation | World Aquatics Championships |
48.30 | June 21, 2022 | Dylan Carter | Trinidad & Tobago Aquatics | 19th FINA World Championships |
48.52 | July 24, 2019 | Dylan Carter | Trinidad & Tobago Aquatics | 18th FINA World Championships |
48.54 | July 31, 2013 | Hanser GARCIA HERNANDEZ | Cuban Swimming Federation | 15th FINA World Championships |
51.23 | May 31, 2013 | Long Gutierrez | Mexican Swimming Federation | Arena International Grand Prix |