USA Boys 10 & under - 50 M Breast
These rankings show the swimmers' placement within the United States.They are based on the swimmer's personal best, their current age category, and team; and are calculated from all the meets results.
For each swimmer, you can find the swimmer's ranking, their best time, the corresponding time standard, as well as how much faster the swimmer needs to be to reach the next level. The last columns provide information about the event they achieved this personal best.
Swimmer Rankings
| Ranking | Name | Time | Age | Standard | to Next Standard | Team | Date | Meet | |
|---|---|---|---|---|---|---|---|---|---|
| 451 | Saien Wu | 52.70 | 10 | BB Min | A: 47.89 (+4.81s | 9.1%) | Bellevue Club Swim Team | 07/18/2025 | 2025 PN Chinook Age Group Seattle Open | |
| 452 | George Li | 52.71 | 8 | BB Min | A: 47.89 (+4.82s | 9.1%) | Bellevue Club Swim Team | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 453 | Julian Chan | 52.72 | 10 | BB Min | A: 47.89 (+4.83s | 9.2%) | Nitro Swimming | 05/10/2026 | 2026 ST TXLA 10 U End Of School Splash | |
| 454 | Craig Thompson | 52.72 | 10 | BB Min | A: 47.89 (+4.83s | 9.2%) | North Coast Aquatics | 04/24/2026 | 2026 SI PS ABB Meet B Group | |
| 455 | Jacob Cardenas | 52.73 | 10 | BB Min | A: 47.89 (+4.84s | 9.2%) | Pacific Swim | 04/24/2026 | 2026 SI PS ABB Meet Group A | |
| 456 | Mauro Godinez Fabre | 52.74 | 10 | BB Min | A: 47.89 (+4.85s | 9.2%) | Nitro Swimming | 05/09/2026 | 2026 ST NTRO LC School S Out | |
| 457 | Callahan Calkins | 52.74 | 10 | BB Min | A: 47.89 (+4.85s | 9.2%) | Hydro Swim Club | 05/02/2026 | SwimRise IMX IMR Challenge | |
| 458 | Elliot Gorman | 52.75 | 10 | BB Min | A: 47.89 (+4.86s | 9.2%) | Front Range Barracudas | 04/24/2026 | 2026 CO Steve Drozda LC Shotgun | |
| 459 | Liam Lawson | 52.76 | 10 | BB Min | A: 47.89 (+4.87s | 9.2%) | Lake Oswego Swim Club | 04/25/2026 | GACC Spring Invitational | |
| 460 | Jacob Profis | 52.76 | 10 | BB Min | A: 47.89 (+4.87s | 9.2%) | Sarasota Sharks | 05/15/2026 | 2026 Kent B Holdren Memorial Meet | |
| 461 | Nikolas Van Halen | 52.77 | 10 | BB Min | A: 47.89 (+4.88s | 9.2%) | Swim Florida | 05/23/2025 | 2025 T2 Aquatics Norris Foundation LC Meet | |
| 462 | Boris Petrov | 52.77 | 9 | BB Min | A: 47.89 (+4.88s | 9.2%) | Patriot Aquatics | 05/15/2026 | 2026 PA Long Course Invite | |
| 463 | Leo Gazzard | 52.78 | 9 | BB Min | A: 47.89 (+4.89s | 9.3%) | Bellevue Club Swim Team | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 464 | Titus Wu | 52.78 | 10 | BB Min | A: 47.89 (+4.89s | 9.3%) | Lynchburg YMCA Swim Team | 07/12/2024 | 2024 CCA Summer Awards | |
| 465 | Wesley Ho | 52.82 | 10 | BB Min | A: 47.89 (+4.93s | 9.3%) | Aspire Aquatics of Colorado | 04/24/2026 | 2026 CO Arena Catch Me If You Can | |
| 466 | Kennedy Whiting | 52.82 | 10 | BB Min | A: 47.89 (+4.93s | 9.3%) | Minnetonka Swim Club | 05/03/2025 | 2025 MN RSC Pentathlon | |
| 467 | Hunter Perfect | 52.83 | 10 | BB Min | A: 47.89 (+4.94s | 9.4%) | River Falls Swim Club | 07/23/2025 | 2025 MN NSAC 10 U LC State Championship | |
| 468 | Benjamin Krizay | 52.84 | 10 | BB Min | A: 47.89 (+4.95s | 9.4%) | Southwest Stars Swim Club | 05/15/2026 | 2026 PA Long Course Invite | |
| 469 | Gregory Rucker | 52.85 | 10 | BB Min | A: 47.89 (+4.96s | 9.4%) | Firestone Akron Swim Team | 05/16/2025 | Busbey Invitational 2025 | |
| 470 | William MacPhail | 52.88 | 10 | BB Min | A: 47.89 (+4.99s | 9.4%) | Edina Swim Club | 05/03/2026 | 2026 MN SEMS LC Invite | |
| 471 | Ian Jones | 52.89 | 10 | BB Min | A: 47.89 (+5.00s | 9.5%) | Ladera Oaks | 05/16/2026 | 2026 DACA LC CBA+ | |
| 472 | Flynn Sutton | 52.89 | 9 | BB Min | A: 47.89 (+5.00s | 9.5%) | T2 Aquatics | 04/17/2026 | 2026 GCST Spring Open | |
| 473 | Ezra Epstein | 52.89 | 10 | BB Min | A: 47.89 (+5.00s | 9.5%) | Asphalt Green Unified Aquatics | 08/06/2025 | 2025 Summer Elite Showcase | |
| 474 | Anders Hammond | 52.90 | 10 | BB Min | A: 47.89 (+5.01s | 9.5%) | Riptide Swim Team | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | |
| 475 | Levi Burrows | 52.92 | 10 | BB Min | A: 47.89 (+5.03s | 9.5%) | St Croix Swim Club | 05/02/2026 | 2026 MN RSC Pentathlon | |
| 476 | Alfie Mobbs | 52.93 | 9 | BB Min | A: 47.89 (+5.04s | 9.5%) | Lake Oswego Swim Club | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 477 | Theodore Gerber | 52.96 | 10 | BB Min | A: 47.89 (+5.07s | 9.6%) | Wave Aquatics | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 478 | Yunhan Song | 52.97 | 9 | BB Min | A: 47.89 (+5.08s | 9.6%) | Eastside Aquatic Swim Team | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 479 | Amos Saladino | 52.98 | 10 | BB Min | A: 47.89 (+5.09s | 9.6%) | Sarasota Tsunami Swim Team | 04/17/2026 | 2026 SAINT PETE S 1st LONG COURSE MEET | |
| 480 | Bruce Chou | 52.99 | 10 | BB Min | A: 47.89 (+5.10s | 9.6%) | Jbarracudas Swim Team | 05/23/2026 | SI 2026 TAC CSTE All Ages NTS Meet | |
| 481 | Ricardo Romero | 52.99 | 10 | BB Min | A: 47.89 (+5.10s | 9.6%) | West Valley Aquatics | 07/17/2025 | 2025 UTAGS LC Championships | |
| 482 | Liam Taylor | 53.01 | 9 | BB Min | A: 47.89 (+5.12s | 9.7%) | Southwest Stars Swim Club | 05/15/2026 | 2026 PA Long Course Invite | |
| 483 | Brooks Switaj | 53.01 | 9 | BB Min | A: 47.89 (+5.12s | 9.7%) | Bellevue Club Swim Team | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 484 | Ruslan Kalinnikov | 53.01 | 8 | BB Min | A: 47.89 (+5.12s | 9.7%) | Olympus Aquatics | 07/17/2025 | 2025 UTAGS LC Championships | |
| 485 | Vlad Sukharevich | 53.02 | 10 | BB Min | A: 47.89 (+5.13s | 9.7%) | Nova of Virginia | 06/27/2024 | NOVA Firecracker Classic | |
| 486 | Kroy Riley | 53.03 | 10 | BB Min | A: 47.89 (+5.14s | 9.7%) | High Performance Aquatic Club | 05/31/2025 | 2025 ST HPAC Sunshine Splash | |
| 487 | Keegan Bertoia | 53.05 | 9 | BB Min | A: 47.89 (+5.16s | 9.7%) | Schertz YMCA Swim Team | 05/15/2026 | 2026 ST SRG LCM Bud Dallmann Memorial | |
| 488 | Ali Abolfadl | 53.06 | 9 | BB Min | A: 47.89 (+5.17s | 9.7%) | Olympic Cascade Aquatics | 05/16/2025 | 2025 PN IST Sockeye Springtime Madness | |
| 489 | Owen Friedman | 53.07 | 9 | BB Min | A: 47.89 (+5.18s | 9.8%) | Legacy Aquatics | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 490 | Noah Mobasseri | 53.08 | 9 | BB Min | A: 47.89 (+5.19s | 9.8%) | Aquazot Swim Club | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 491 | Grayson Bennett | 53.09 | 10 | BB Min | A: 47.89 (+5.20s | 9.8%) | Pine Crest Swim Team | 04/18/2026 | SCS Under The Sun Invitational | |
| 492 | Watson Xie | 53.09 | 10 | BB Min | A: 47.89 (+5.20s | 9.8%) | Chinook Aquatic Club | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 493 | Otis Brown | 53.11 | 9 | BB Min | A: 47.89 (+5.22s | 9.8%) | Bainbridge Island Swim Club | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 494 | Daniel Schad | 53.11 | 10 | BB Min | A: 47.89 (+5.22s | 9.8%) | Maui Dolphins Swim Club | 04/19/2026 | 2026 MAGSA LCM A1 Meet | |
| 495 | Henry Armenti | 53.12 | 10 | BB Min | A: 47.89 (+5.23s | 9.8%) | Riptide Swim Team | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | |
| 496 | Stryker Fonseca | 53.12 | 10 | BB Min | A: 47.89 (+5.23s | 9.8%) | Barracuda Aquatic Club | 07/17/2025 | 2025 UTAGS LC Championships | |
| 497 | Vishv Bhalla | 53.12 | 10 | BB Min | A: 47.89 (+5.23s | 9.8%) | Gulliver Swim Club | 05/15/2026 | 2026 Gulliver LCM Summer Classic | |
| 498 | Reagan Wilsey | 53.15 | 10 | BB Min | A: 47.89 (+5.26s | 9.9%) | Palo Alto Stanford Aquatics | 05/17/2025 | 2025 LAMV SCM C B A+ | |
| 499 | Henry Jarchow | 53.15 | 9 | BB Min | A: 47.89 (+5.26s | 9.9%) | St Croix Swim Club | 05/02/2026 | 2026 MN RSC Pentathlon | |
| 500 | Wesley Wilson | 53.15 | 9 | BB Min | A: 47.89 (+5.26s | 9.9%) | Lewis Clark Neptune Swim Team | 05/15/2026 | 2026 Chris Engledow Memorial Meet | |
Disclaimer: This Website is not affiliated with USA Swimming or any Local Swim Committee. The rankings and times displayed on this website are unofficial and should not be viewed as such. We update our information regularly, but we cannot guarantee that the data is accurate, timely, or complete. The only purpose of this website is entertainment. None of the information here should be used for university admission applications.