Western Zone Zone Boys 10 & under - 50 M 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 401 | Shaler Berry | 51.86 | 10 | BB Min | A: 47.89 (+3.97s | 7.7%) | Unattached | 06/19/2026 | 2026 SI Splash And Dash | |
| 402 | Finnegan Persampieri | 51.88 | 10 | BB Min | A: 47.89 (+3.99s | 7.7%) | Otter Swim Club | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 403 | Vaughn Jamison | 51.89 | 10 | BB Min | A: 47.89 (+4.00s | 7.7%) | Aspire Aquatics of Colorado | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 404 | Hayden Wang | 51.90 | 9 | BB Min | A: 47.89 (+4.01s | 7.7%) | McGrath Marlins Swim Team | 06/19/2026 | 2026 SI Splash And Dash | |
| 405 | Boaz Mccabe | 51.90 | 9 | BB Min | A: 47.89 (+4.01s | 7.7%) | Cortez Water Dragons | 07/10/2026 | 2026 CO Western Slope League Championships | |
| 406 | Ezekiel Cabanilla | 51.90 | 10 | BB Min | A: 47.89 (+4.01s | 7.7%) | Maui Swim Club | 05/02/2026 | 2026 MAGSA LCM B 1 Meet | |
| 407 | Arlo Holland | 51.92 | 10 | BB Min | A: 47.89 (+4.03s | 7.8%) | Excel Aquatics | 05/28/2026 | 2026 IE VS Apple Capital | |
| 408 | Evan Du | 51.93 | 10 | BB Min | A: 47.89 (+4.04s | 7.8%) | Evolution Racing Club | 06/11/2026 | 2026 SCS June AG Invite | |
| 409 | Nikolas Charalambous | 51.95 | 10 | BB Min | A: 47.89 (+4.06s | 7.8%) | Calabasas Waves | 07/23/2026 | 2026 CA SCS Summer A G Champs @ BREA | |
| 410 | Glen Huang | 51.96 | 9 | BB Min | A: 47.89 (+4.07s | 7.8%) | Pacific Dragons Swim Team | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 411 | Cole Cadiz | 51.97 | 10 | BB Min | A: 47.89 (+4.08s | 7.9%) | North Coast Aquatics | 07/23/2026 | 2026 SI LC AGE GROUP CHAMPIONSHIPS | |
| 412 | Mikhail Lagzdin | 51.97 | 9 | BB Min | A: 47.89 (+4.08s | 7.9%) | Olympic Cascade Aquatics | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 413 | Noah Wu | 52.02 | 10 | BB Min | A: 47.89 (+4.13s | 7.9%) | Palo Alto Stanford Aquatics | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 414 | Jack Yu | 52.02 | 10 | BB Min | A: 47.89 (+4.13s | 7.9%) | Brea Aquatics | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 415 | Aaron Wang | 52.05 | 9 | BB Min | A: 47.89 (+4.16s | 8.0%) | Brea Aquatics | 07/23/2026 | 2026 CA SCS Summer A G Champs @ BREA | |
| 416 | Miles Kavanaugh | 52.05 | 10 | BB Min | A: 47.89 (+4.16s | 8.0%) | University Place Aquatic Club | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 417 | Hunter Chen | 52.06 | 10 | BB Min | A: 47.89 (+4.17s | 8.0%) | Flying Fish Swim Club | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 418 | Finn Scott | 52.07 | 10 | BB Min | A: 47.89 (+4.18s | 8.0%) | Alto Swim Club | 07/19/2025 | Alto Last Splash | |
| 419 | Evan Chui | 52.07 | 10 | BB Min | A: 47.89 (+4.18s | 8.0%) | Class Aquatics | 07/23/2026 | 2026 CA SCS Summer A G Champs @ BREA | |
| 420 | Brooks Switaj | 52.09 | 9 | BB Min | A: 47.89 (+4.20s | 8.1%) | Bellevue Club Swim Team | 06/26/2026 | 2026 PN SMAC Summer Classic Invite Approved | |
| 421 | Daniel Schad | 52.11 | 10 | BB Min | A: 47.89 (+4.22s | 8.1%) | Maui Dolphins Swim Club | 07/16/2026 | 2026 HISI LCM Championships | |
| 422 | Zachary DeLozier | 52.13 | 9 | BB Min | A: 47.89 (+4.24s | 8.1%) | Lake Oswego Swim Club | 07/10/2026 | 2026 OSI Arena Summer LC 12 U Championships | |
| 423 | Andres Velazquez | 52.13 | 9 | BB Min | A: 47.89 (+4.24s | 8.1%) | Pro Swimming | 06/26/2026 | 2026 PN SMAC Summer Classic Invite Approved | |
| 424 | Guo-shiun Gau | 52.13 | 10 | BB Min | A: 47.89 (+4.24s | 8.1%) | Seattle Metropolitan Aquatic C | 06/26/2026 | 2026 PN SMAC Summer Classic Invite Approved | |
| 425 | Luke Xu | 52.16 | 8 | BB Min | A: 47.89 (+4.27s | 8.2%) | Seattle Metropolitan Aquatic C | 06/26/2026 | 2026 PN SMAC Summer Classic Invite Approved | |
| 426 | Ayu Shaik | 52.22 | 10 | BB Min | A: 47.89 (+4.33s | 8.3%) | Apex | 06/05/2026 | 2026 CST Summer Invitational | |
| 427 | George Yu | 52.23 | 10 | BB Min | A: 47.89 (+4.34s | 8.3%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 428 | Mateo Tinoco Iraheta | 52.24 | 9 | BB Min | A: 47.89 (+4.35s | 8.3%) | Walla Walla Swim Club | 07/24/2026 | 2026 IES LC CHAMPIONSHIPS | |
| 429 | Thomas Serino | 52.25 | 10 | BB Min | A: 47.89 (+4.36s | 8.3%) | Buenaventura Swim Club | 06/11/2026 | 2026 SCS June AG Invite | |
| 430 | Matthew Woods | 52.26 | 10 | BB Min | A: 47.89 (+4.37s | 8.4%) | Sandpipers of Nevada | 07/23/2026 | 2026 CA SCS Summer A G Champs | |
| 431 | Connor Li | 52.27 | 9 | BB Min | A: 47.89 (+4.38s | 8.4%) | Pacific Dragons Swim Team | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 432 | Luke Wang | 52.28 | 9 | BB Min | A: 47.89 (+4.39s | 8.4%) | Flatiron Athletic Club | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 433 | Mateo Sison | 52.29 | 10 | BB Min | A: 47.89 (+4.40s | 8.4%) | San Ramon Valley Aquatics | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 434 | Ryan Song | 52.29 | 9 | BB Min | A: 47.89 (+4.40s | 8.4%) | Wasc | 06/11/2026 | 2026 SCS June AG Invite | |
| 435 | Mars Meihack | 52.30 | 9 | BB Min | A: 47.89 (+4.41s | 8.4%) | Tualatin Hills Swim Club | 07/10/2026 | 2026 OSI Arena Summer LC 12 U Championships | |
| 436 | Felix Paulsen | 52.31 | 10 | BB Min | A: 47.89 (+4.42s | 8.4%) | Aulea Swim Club | 07/16/2026 | 2026 HISI LCM Championships | |
| 437 | Ethan Yang | 52.31 | 9 | BB Min | A: 47.89 (+4.42s | 8.4%) | Alto Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 438 | Andy Tran | 52.33 | 10 | BB Min | A: 47.89 (+4.44s | 8.5%) | Seattle Metropolitan Aquatic C | 07/10/2026 | 2026 PN OCA Last Chance Invitational Approve | |
| 439 | Isaac Marcuson | 52.35 | 10 | BB Min | A: 47.89 (+4.46s | 8.5%) | Aspire Aquatics of Colorado | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 440 | Shane Kirkwood | 52.36 | 10 | BB Min | A: 47.89 (+4.47s | 8.5%) | Lake Oswego Swim Club | 04/25/2026 | GACC Spring Invitational | |
| 441 | Ariovistus Pardee | 52.38 | 10 | BB Min | A: 47.89 (+4.49s | 8.6%) | Maui Swim Club | 05/02/2026 | 2026 MAGSA LCM B 1 Meet | |
| 442 | Marcus Wang | 52.39 | 10 | BB Min | A: 47.89 (+4.50s | 8.6%) | Pacific Dragons Swim Team | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 443 | Caleb Nguyen | 52.40 | 9 | BB Min | A: 47.89 (+4.51s | 8.6%) | Form Swim Team | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 444 | Henry Goddard | 52.41 | 10 | BB Min | A: 47.89 (+4.52s | 8.6%) | Cascadia Swimming | 06/26/2025 | 2025 Howard Jones Open | |
| 445 | Aaron Xue | 52.45 | 9 | BB Min | A: 47.89 (+4.56s | 8.7%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 446 | Isaac Song | 52.47 | 9 | BB Min | A: 47.89 (+4.58s | 8.7%) | Coronado Swim -team Elite | 04/24/2026 | 2026 SI PS ABB Meet Group A | |
| 447 | Kenneth Zhang | 52.48 | 8 | BB Min | A: 47.89 (+4.59s | 8.7%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 448 | Ezekiel Ribellia | 52.50 | 9 | BB Min | A: 47.89 (+4.61s | 8.8%) | Velocity Swimming | 07/24/2026 | 2026 IES LC CHAMPIONSHIPS | |
| 449 | Jason He | 52.53 | 10 | BB Min | A: 47.89 (+4.64s | 8.8%) | Dare Aquatics | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 450 | Elliott Johnson | 52.54 | 10 | BB Min | A: 47.89 (+4.65s | 8.9%) | Bellevue Club Swim Team | 07/10/2026 | 2026 PN OCA Last Chance Invitational Approve | |
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.