Time | Date | Name | Team | Meet |
---|---|---|---|---|
57.80 | Jan. 13, 2023 | Wesley Mooney | Des Moines Swimming Federation | MV KCB |
58.60 | Feb. 28, 2021 | Brady Fitz | Central Iowa Aquatics | Iowa Swimming Senior Championships |
59.18 | Jan. 12, 2019 | Gavin Phillips | YMCA of Greater Des Moines / DSMY Marlins | IA DSMY Skywalk Open |
1:02.85 | Nov. 17, 2018 | Keaton Weaver | Piranhas Swim Club | IL EMSC QC King and Queen of Sprints |