Western Zone Zone Boys 10 & under - 50 Y Breast
These rankings show the swimmers' placement within their Zone.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 | Peter Hofman | 45.74 | 9 | BB Min | A: 42.09 (+3.65s | 8.0%) | Cascade Swim Club | 10/25/2025 | 2025 PN TAC Fall Thunderbird Open | |
| 452 | Alexander Rich | 45.74 | 10 | BB Min | A: 42.09 (+3.65s | 8.0%) | Maverick Aquatics | 01/16/2026 | 2026 CO MAValanche Invitational | |
| 453 | Noah Gaal | 45.75 | 9 | BB Min | A: 42.09 (+3.66s | 8.0%) | Aces Swim Club | 12/12/2025 | 2025 CO NJ Blizzard Invite | |
| 454 | Bruce Zhang | 45.76 | 9 | BB Min | A: 42.09 (+3.67s | 8.0%) | Alto Swim Club | 01/24/2026 | 2026 Zone 1 North Championships | |
| 455 | Caleb Pan | 45.76 | 9 | BB Min | A: 42.09 (+3.67s | 8.0%) | West Coast Aquatics | 11/22/2025 | 2025 PN November AGI, Division 4 (WEST) | |
| 456 | Gavin Song | 45.79 | 9 | BB Min | A: 42.09 (+3.70s | 8.1%) | Brea Aquatics | 12/13/2024 | 2024 CA RAA SCS WAG | |
| 457 | Nicoh Bocalan | 45.81 | 10 | BB Min | A: 42.09 (+3.72s | 8.1%) | San Ramon Valley Aquatics | 07/26/2025 | Zone 2 Summer Championships | |
| 458 | Ashton Gaerlan | 45.82 | 10 | BB Min | A: 42.09 (+3.73s | 8.1%) | Livermore AquaCowboys | 11/08/2025 | Brentwood Seawolves SCY C B BB+ | |
| 459 | Henry Moore | 45.84 | 8 | BB Min | A: 42.09 (+3.75s | 8.2%) | Ladera Oaks | 03/29/2025 | Alto Rock The Blocks Invitational | |
| 460 | Owen Deis | 45.85 | 10 | BB Min | A: 42.09 (+3.76s | 8.2%) | Clovis Swim Club | 11/22/2025 | 2025 Dr Dowain Wright Memorial ABC | |
| 461 | Andrew Knol | 45.86 | 10 | BB Min | A: 42.09 (+3.77s | 8.2%) | Pacific Swim | 01/11/2026 | 2026 SI FAST 14U RISING STARS 3 | |
| 462 | Liam Pennisi | 45.86 | 10 | BB Min | A: 42.09 (+3.77s | 8.2%) | Aquazot Swim Club | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 463 | Mahkoah Tanap | 45.86 | 10 | BB Min | A: 42.09 (+3.77s | 8.2%) | Quantum Waves Aquatics | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 464 | Kellan Naisbitt | 45.89 | 9 | BB Min | A: 42.09 (+3.80s | 8.3%) | Mission Viejo Nadadores | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 465 | Austin Zhou | 45.90 | 9 | BB Min | A: 42.09 (+3.81s | 8.3%) | Pacific Dragons Swim Team | 02/07/2026 | 2026 PN IST Feb Winter Invitational Approved | |
| 466 | Luke Wang | 45.90 | 9 | BB Min | A: 42.09 (+3.81s | 8.3%) | Flatiron Athletic Club | 01/16/2026 | 2026 CO CUDA Classic | |
| 467 | Yusen Wang | 45.90 | 9 | BB Min | A: 42.09 (+3.81s | 8.3%) | Irvine Novaquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 468 | Brooks Switaj | 45.91 | 9 | BB Min | A: 42.09 (+3.82s | 8.3%) | Bellevue Club Swim Team | 01/31/2026 | 2026 PN BISC Bluefin Invitational | |
| 469 | Dylan Briley | 45.91 | 9 | BB Min | A: 42.09 (+3.82s | 8.3%) | Northern Lights Swim Club | 11/21/2025 | NLSC Sprint Classic | |
| 470 | Kurt Ramos | 45.93 | 10 | BB Min | A: 42.09 (+3.84s | 8.4%) | Vacaville Swim Club | 11/15/2025 | NVST Swimming Into Fall 2025 | |
| 471 | Callahan Espiritu | 45.93 | 8 | BB Min | A: 42.09 (+3.84s | 8.4%) | Aquazot Swim Club | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 472 | William Ouyang | 45.93 | 10 | BB Min | A: 42.09 (+3.84s | 8.4%) | San Ramon Valley Aquatics | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 473 | Benjamin Kraft | 45.93 | 10 | BB Min | A: 42.09 (+3.84s | 8.4%) | Excel Aquatics | 01/16/2026 | 2026 TYR Mardi Gras Invite | |
| 474 | Carter McDonald | 45.94 | 8 | BB Min | A: 42.09 (+3.85s | 8.4%) | Seattle Metropolitan Aquatic C | 10/18/2025 | 2025 PN VAST Fall Classic | |
| 475 | Emerson Vivion | 45.96 | 10 | BB Min | A: 42.09 (+3.87s | 8.4%) | Olympic Cascade Aquatics | 02/07/2026 | 2026 PN IST Feb Winter Invitational Approved | |
| 476 | Jeffrey Li | 45.97 | 9 | BB Min | A: 42.09 (+3.88s | 8.4%) | Sunnyvale Swim Club | 10/25/2025 | 2025 SUNN Fall Classic | |
| 477 | Blake Hadfield | 45.99 | 10 | BB Min | A: 42.09 (+3.90s | 8.5%) | Aulea Swim Club | 12/06/2025 | 45th Annual Ken Suenaga Invitational (SCY) | |
| 478 | Solan Bernhardt | 46.00 | 10 | BB Min | A: 42.09 (+3.91s | 8.5%) | Salida Cyclones | 08/01/2025 | 2025 CO CSI Scottie Aschermann Memorial | |
| 479 | David Chen | 46.01 | 9 | BB Min | A: 42.09 (+3.92s | 8.5%) | Tualatin Hills Swim Club | 11/07/2025 | 2025 THSC November Open | |
| 480 | Seoyul Moon | 46.01 | 10 | BB Min | A: 42.09 (+3.92s | 8.5%) | Pleasanton Seahawks | 11/15/2025 | Alto Nov 15 16 Fall Frolic | |
| 481 | Porter Pitti | 46.02 | 8 | BB Min | A: 42.09 (+3.93s | 8.5%) | Olympus Aquatics | 09/19/2025 | 2025 Thomas G Thorum IMX Challenge | |
| 482 | Emory Hulslander | 46.03 | 8 | BB Min | A: 42.09 (+3.94s | 8.6%) | Aces Swim Club | 03/07/2025 | 2025 CO CSI Silver State Championships | |
| 483 | Liam Kwok | 46.05 | 10 | BB Min | A: 42.09 (+3.96s | 8.6%) | Socal Aquatics Association | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 484 | Alfie Mobbs | 46.05 | 9 | BB Min | A: 42.09 (+3.96s | 8.6%) | Lake Oswego Swim Club | 01/02/2026 | 2026 CST Shark Chase Invitational | |
| 485 | Luke Cheng | 46.06 | 10 | BB Min | A: 42.09 (+3.97s | 8.6%) | Otter Swim Club | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | |
| 486 | Keoni Kikuta | 46.06 | 9 | BB Min | A: 42.09 (+3.97s | 8.6%) | Shasta YMCA Sharks | 01/31/2025 | 2025 Rogue Rapids Winter Qualifier | |
| 487 | Aram Hovsepian | 46.06 | 10 | BB Min | A: 42.09 (+3.97s | 8.6%) | Canyons Aquatic Club | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 488 | Jaafar Lahmidi | 46.06 | 10 | BB Min | A: 42.09 (+3.97s | 8.6%) | Foothills Swim Team | 01/16/2026 | 2026 CO CUDA Classic | |
| 489 | Westley Fattarsi | 46.06 | 10 | BB Min | A: 42.09 (+3.97s | 8.6%) | Tiger Aquatics | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 490 | Ariovistus Pardee | 46.07 | 9 | BB Min | A: 42.09 (+3.98s | 8.6%) | Maui Swim Club | 11/15/2025 | 2025 MAGSA SCY A3 Meet | |
| 491 | Oliver Maa | 46.09 | 10 | BB Min | A: 42.09 (+4.00s | 8.7%) | Alto Swim Club | 12/19/2025 | ALTO Candy Cane Classic | |
| 492 | Austin Dunn | 46.10 | 9 | BB Min | A: 42.09 (+4.01s | 8.7%) | Streamliner Aquatics | 11/16/2025 | Fall Mixer Block Party #2 | |
| 493 | Bryant Stringham | 46.13 | 10 | BB Min | A: 42.09 (+4.04s | 8.8%) | Olympus Aquatics | 12/13/2025 | 2025 UTAH Winter Classic | |
| 494 | Wesley Wei | 46.13 | 10 | BB Min | A: 42.09 (+4.04s | 8.8%) | Seattle Metropolitan Aquatic C | 12/06/2025 | 2025 PN Fall Divisionals, Division 1 OCA | |
| 495 | Kaulu Au | 46.14 | 10 | BB Min | A: 42.09 (+4.05s | 8.8%) | Rainbow Aquatics | 01/18/2026 | January A+ Meet | |
| 496 | Nakai LaMere | 46.14 | 10 | BB Min | A: 42.09 (+4.05s | 8.8%) | Quicksilver Swimming | 10/11/2025 | QSS Santa Cruz Competenicia C B A+ | |
| 497 | Hamlin Zhang | 46.15 | 10 | BB Min | A: 42.09 (+4.06s | 8.8%) | Blue Dolphin Swim Team | 01/24/2026 | 2026 PN IST January Invitational Approved | |
| 498 | Callum Gillilan | 46.15 | 10 | BB Min | A: 42.09 (+4.06s | 8.8%) | Fort Collins Area Swim Team | 12/12/2025 | 2025 CO FAST Bill Spahn Mid Season Finale | |
| 499 | Ayansh Sinha | 46.17 | 10 | BB Min | A: 42.09 (+4.08s | 8.8%) | Pro Swimming | 11/22/2025 | 2025 PN Nov AGI, Division 2 (SMAC) | |
| 500 | Vinh Bui | 46.17 | 9 | BB Min | A: 42.09 (+4.08s | 8.8%) | Excel Aquatics | 12/05/2025 | 2025 Beaman Toyota Meet Of Champs | |
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.