Men's 100 Butterfly - A Final
World Record: Caeleb Dressel, 49.45
American Record: Caeleb Dressel, 49.45
U.S. Open Record: Caeleb Dressel, 49.76
Meet Record: Shaine Casas, 50.80
2025 TYR Pro Swim Series Westmont:
Shaine Casas, 50.82
2025 TYR Pro Swim Series Sacramento:
Maxime Grousset, 51.30
Click on the athlete's name below to view their bio.
| Name | Prelims Time |
|---|---|
| Diego Balbi Lane 1 | 53.10 |
| Martin Espernberger Lane 2 | 52.50 |
| Julian Koch Lane 3 | 52.28 |
| Ilya Kharun Lane 4 | 50.86 |
| Bjoern Kammann Lane 5 | 52.12 |
| Kamal Muhammad Lane 6 | 52.36 |
| Trenton Julian Lane 7 | 52.77 |
| Patrick Hussey Lane 8 | 53.29 |