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 | Mason Verwers | 46.71 | 9 | BB Min | A: 42.09 (+4.62s | 9.9%) | Unattached | 03/06/2026 | 2026 CO 14 U Silver State | |
| 452 | Julius Voigt | 46.72 | 10 | BB Min | A: 42.09 (+4.63s | 9.9%) | Island Aquatics | 02/07/2026 | 2026 MAGSA A B SCY LAST CHANCE MEET | |
| 453 | Kai Chen | 46.76 | 10 | BB Min | A: 42.09 (+4.67s | 10.0%) | Alto Swim Club | 02/07/2026 | Alto Feb 7 8 CBA Valentines Day | |
| 454 | Isaac Marcuson | 46.77 | 10 | BB Min | A: 42.09 (+4.68s | 10.0%) | Aspire Aquatics of Colorado | 03/06/2026 | 2026 CO 14 U Silver State | |
| 455 | Grayson Li | 46.77 | 10 | BB Min | A: 42.09 (+4.68s | 10.0%) | Brea Aquatics | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 456 | Connor Li | 46.77 | 9 | BB Min | A: 42.09 (+4.68s | 10.0%) | Pacific Dragons Swim Team | 02/07/2026 | 2026 PN IST Feb Winter Invitational Approved | |
| 457 | Bo Cunningham | 46.80 | 10 | BB Min | A: 42.09 (+4.71s | 10.1%) | North Jeffco Swim Team | 03/06/2026 | 2026 CO 14 U Silver State | |
| 458 | Theodore Carpenter | 46.83 | 10 | BB Min | A: 42.09 (+4.74s | 10.1%) | COSA Swimming | 12/19/2025 | 2025 CO Falfins Holiday Open | |
| 459 | Charles Wright | 46.84 | 10 | BB Min | A: 42.09 (+4.75s | 10.1%) | Montrose Marlins Swim Club | 03/06/2026 | 2026 CO 14 U Silver State | |
| 460 | Lincoln Yrizarry | 46.87 | 10 | BB Min | A: 42.09 (+4.78s | 10.2%) | Iolani Swim Club | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 461 | Finnegan Persampieri | 46.88 | 10 | BB Min | A: 42.09 (+4.79s | 10.2%) | Otter Swim Club | 03/07/2026 | 2026 PASA Last Chance For JO S | |
| 462 | Shuyi Tan | 46.88 | 9 | BB Min | A: 42.09 (+4.79s | 10.2%) | Issaquah Swim Team | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | |
| 463 | Aarav Narayan | 46.90 | 10 | BB Min | A: 42.09 (+4.81s | 10.3%) | Pleasanton Seahawks | 03/28/2026 | PC CDST SC C B BB+ Meet | |
| 464 | Bruce Chou | 46.93 | 10 | BB Min | A: 42.09 (+4.84s | 10.3%) | Jbarracudas Swim Team | 05/03/2026 | 2026 SI BAY 14U Rising Stars 1 | |
| 465 | Joshua Plant | 46.94 | 9 | BB Min | A: 42.09 (+4.85s | 10.3%) | Dart Swimming | 11/08/2025 | Folsom Classic 2025 | |
| 466 | Kade Sisson | 46.94 | 9 | BB Min | A: 42.09 (+4.85s | 10.3%) | Northern Colorado Swim Club | 01/16/2026 | 2026 CO CUDA Classic | |
| 467 | Ian Lu | 46.97 | 10 | BB Min | A: 42.09 (+4.88s | 10.4%) | YMCA of Snohomish County Barra | 04/18/2026 | 2026 PN MMSC Marlins Madness Approved | |
| 468 | Levi Garay | 46.97 | 10 | BB Min | A: 42.09 (+4.88s | 10.4%) | Fontana Aquatics Club | 12/04/2025 | 2025 Holiday Swim Festival | |
| 469 | Jeremy Pei | 46.99 | 10 | BB Min | A: 42.09 (+4.90s | 10.4%) | Columbia River Swim Team | 10/17/2025 | 2025 CST Harvest Open | |
| 470 | Vincent Nan | 47.00 | 10 | BB Min | A: 42.09 (+4.91s | 10.4%) | Pacific Dragons Swim Team | 02/07/2026 | 2026 PN IST Feb Winter Invitational Approved | |
| 471 | Jonathan Chen | 47.00 | 9 | BB Min | A: 42.09 (+4.91s | 10.4%) | California Dolphins Swim Team | 03/07/2026 | SRVA Last Chance Meet B BB+ | |
| 472 | Ezio Ubaldi | 47.01 | 10 | BB Min | A: 42.09 (+4.92s | 10.5%) | Beach Cities Alpha | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 473 | Elliot Gorman | 47.03 | 10 | BB Min | A: 42.09 (+4.94s | 10.5%) | Front Range Barracudas | 04/17/2026 | 2026 CO CUDA April Pizza Meet | |
| 474 | Ahaan Maknojia | 47.04 | 9 | BB Min | A: 42.09 (+4.95s | 10.5%) | Issaquah Swim Team | 03/06/2026 | 2026 BBST Seize The Day Invitational | |
| 475 | Lucas Hernandez | 47.04 | 10 | BB Min | A: 42.09 (+4.95s | 10.5%) | Bellevue Club Swim Team | 11/07/2025 | 2025 THSC November Open | |
| 476 | Connor Lehman | 47.06 | 10 | BB Min | A: 42.09 (+4.97s | 10.6%) | Sea Lions Swim Team | 02/07/2026 | 2026 OR HEAT BC Blastoff | |
| 477 | Raizo Copp | 47.07 | 10 | BB Min | A: 42.09 (+4.98s | 10.6%) | King Aquatic Club | 12/06/2025 | 2025 PN Fall Divisionals, Division 1 OCA | |
| 478 | Cash Bailey | 47.07 | 10 | BB Min | A: 42.09 (+4.98s | 10.6%) | Excel Aquatics | 01/16/2026 | 2026 TYR Mardi Gras Invite | |
| 479 | Graham Brinker | 47.07 | 9 | BB Min | A: 42.09 (+4.98s | 10.6%) | Star Aquatics | 10/03/2025 | 2025 STAR September Friday Night At The Races | |
| 480 | Kekalaholuokekaipueo Hanson | 47.09 | 10 | BB Min | A: 42.09 (+5.00s | 10.6%) | Punahou Aquatics Institute | 11/09/2025 | OSL A+ SCY Meet | |
| 481 | Keller Kirkpatrick | 47.13 | 9 | BB Min | A: 42.09 (+5.04s | 10.7%) | Lake Oswego Swim Club | 03/19/2026 | 2026 NW Region Age Group Champs Approved | |
| 482 | Oliver Song Zhang | 47.14 | 10 | BB Min | A: 42.09 (+5.05s | 10.7%) | West Coast Aquatics | 02/07/2026 | 2026 PN IST Feb Winter Invitational Approved | |
| 483 | Andres Velazquez | 47.18 | 9 | BB Min | A: 42.09 (+5.09s | 10.8%) | Pro Swimming | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | |
| 484 | Jeremy Lyu | 47.19 | 10 | BB Min | A: 42.09 (+5.10s | 10.8%) | Wave Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div 4 Approved | |
| 485 | Jason Buhr | 47.22 | 10 | BB Min | A: 42.09 (+5.13s | 10.9%) | Pikes Peak Athletics | 02/20/2026 | 2026 CO PPA February Frenzy Last Chance Meet | |
| 486 | Harrison Tian | 47.24 | 9 | BB Min | A: 42.09 (+5.15s | 10.9%) | San Ramon Valley Aquatics | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 487 | Aaron Yang | 47.24 | 10 | BB Min | A: 42.09 (+5.15s | 10.9%) | Wave Aquatics | 11/22/2025 | 2025 PN Nov AGI, Division 2 (SMAC) | |
| 488 | David Son | 47.25 | 9 | BB Min | A: 42.09 (+5.16s | 10.9%) | Mission Aurora Colorado Swimmi | 12/12/2025 | 2025 CO NJ Blizzard Invite | |
| 489 | Jaden Manalastas | 47.26 | 10 | BB Min | A: 42.09 (+5.17s | 10.9%) | South San Francisco Aquatics | 11/14/2025 | PSL Pumpkin Spice Lovers 25 129 | |
| 490 | Holten Lawrence | 47.26 | 10 | BB Min | A: 42.09 (+5.17s | 10.9%) | The Dalles Swim Team | 08/08/2025 | 2025 OR NST Seahorse Invitational | |
| 491 | Talan Zimmerman | 47.28 | 10 | BB Min | A: 42.09 (+5.19s | 11.0%) | Kona Dolphins Swim Club | 03/07/2026 | 2026 HI Junior Age Group SCY Championship | |
| 492 | Noah Gonzales | 47.29 | 10 | BB Min | A: 42.09 (+5.20s | 11.0%) | South San Francisco Aquatics | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | |
| 493 | George Gray | 47.30 | 10 | BB Min | A: 42.09 (+5.21s | 11.0%) | Portland Aquatic Club | 12/13/2025 | 2025 OR HEAT Winter Invitational | |
| 494 | Aleksander Zuev | 47.31 | 10 | BB Min | A: 42.09 (+5.22s | 11.0%) | Foothills Swim Team | 03/06/2026 | 2026 CO 14 U Silver State | |
| 495 | Xavier Anderson | 47.32 | 9 | BB Min | A: 42.09 (+5.23s | 11.1%) | Albany Aquatic Association | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 496 | Wynn Kitsadaviseksak | 47.32 | 10 | BB Min | A: 42.09 (+5.23s | 11.1%) | Hills Hurricane Swimming | 07/10/2026 | Redwood Empire Swim League Championship | |
| 497 | Ilan Rattner | 47.35 | 9 | BB Min | A: 42.09 (+5.26s | 11.1%) | Sunnyvale Swim Club | 03/07/2026 | DACA CBA Meet | |
| 498 | Qifan Gong | 47.36 | 9 | BB Min | A: 42.09 (+5.27s | 11.1%) | Bellevue Club Swim Team | 06/19/2026 | 2026 PN SRST Summer Invitational Approved | |
| 499 | Miles Edwards | 47.38 | 9 | BB Min | A: 42.09 (+5.29s | 11.2%) | Excel Aquatics | 02/27/2026 | 2026 SE Southeastern Winter SC Championships | |
| 500 | Kingston Walls | 47.38 | 8 | BB Min | A: 42.09 (+5.29s | 11.2%) | Walnut Creek Aquabears | 09/27/2025 | Orinda Aquatics SC C B BB+ 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.