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 | |
|---|---|---|---|---|---|---|---|---|---|
| 551 | Charles Wright | 54.80 | 10 | B Min | BB: 54.39 (+0.41s | 0.7%) | Montrose Marlins Swim Club | 05/29/2026 | 2026 CO Cortez Summer Open | |
| 552 | Henry Faconti | 54.80 | 9 | B Min | BB: 54.39 (+0.41s | 0.7%) | Highlands Ranch Aquatics | 06/05/2026 | 2026 CO NJ Summer Solstice Invite | |
| 553 | Penghao Yu | 54.80 | 10 | B Min | BB: 54.39 (+0.41s | 0.7%) | Santa Clara Swim Club | 07/19/2025 | Santa Clara Valley Splash Block Party | |
| 554 | Joao Barretto | 54.80 | 9 | B Min | BB: 54.39 (+0.41s | 0.7%) | San Ramon Valley Aquatics | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 555 | Jeremiah Lee | 54.81 | 10 | B Min | BB: 54.39 (+0.42s | 0.8%) | Chinook Aquatic Club | 05/28/2026 | 2026 IE VS Apple Capital | |
| 556 | Keller Kirkpatrick | 54.83 | 9 | B Min | BB: 54.39 (+0.44s | 0.8%) | Lake Oswego Swim Club | 06/26/2026 | 2026 TEAM Summer Invitational | |
| 557 | Mason Skradski | 54.86 | 9 | B Min | BB: 54.39 (+0.47s | 0.9%) | Highlands Ranch Aquatics | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 558 | Julius Weinstein | 54.86 | 10 | B Min | BB: 54.39 (+0.47s | 0.9%) | Unattached | 04/24/2026 | 2026 SI PS ABB Meet Group A | |
| 559 | Titan Otterstrom | 54.88 | 10 | B Min | BB: 54.39 (+0.49s | 0.9%) | Aquawolves Swimming | 04/24/2026 | 2026 CO Steve Drozda LC Shotgun | |
| 560 | Uriah Sanchez | 54.90 | 10 | B Min | BB: 54.39 (+0.51s | 0.9%) | Rocky Mountain Rapids | 06/05/2026 | 2026 COSA Long Couse Open | |
| 561 | Richard Shi | 54.91 | 9 | B Min | BB: 54.39 (+0.52s | 0.9%) | Burlingame Aquatics | 06/12/2026 | BAC Long Course | |
| 562 | Oliver Song Zhang | 54.94 | 10 | B Min | BB: 54.39 (+0.55s | 1.0%) | West Coast Aquatics | 05/29/2026 | 2026 TRI CITY INVITATIONAL | |
| 563 | Marko Tamburi | 54.95 | 10 | B Min | BB: 54.39 (+0.56s | 1.0%) | Star Aquatics | 06/05/2026 | STAR Andrew E Hartle Invitational | |
| 564 | Johannes Davide | 54.96 | 10 | B Min | BB: 54.39 (+0.57s | 1.0%) | Issaquah Swim Team | 06/13/2026 | 2026 PN IST June Invtational Approved | |
| 565 | Reid Barylski | 55.00 | 10 | B Min | BB: 54.39 (+0.61s | 1.1%) | Neptune Swimming | 06/12/2026 | Neptune Swimming June LC Meet | |
| 566 | Lukas Zazhitskiy | 55.02 | 9 | B Min | BB: 54.39 (+0.63s | 1.1%) | Highlands Ranch Aquatics | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 567 | Cosmo McGrath | 55.03 | 10 | B Min | BB: 54.39 (+0.64s | 1.2%) | Bellingham Bay Swim Team | 06/19/2026 | 2026 IE VS Starlight Open (USAS) | |
| 568 | Lucas Sussman | 55.04 | 10 | B Min | BB: 54.39 (+0.65s | 1.2%) | Cascade Swim Club | 06/06/2026 | 2026 PN CSC Swimtacular Approved | |
| 569 | Daniel Reschke | 55.07 | 10 | B Min | BB: 54.39 (+0.68s | 1.2%) | Alto Swim Club | 07/19/2025 | Alto Last Splash | |
| 570 | Odin Otterstrom | 55.07 | 10 | B Min | BB: 54.39 (+0.68s | 1.2%) | Aquawolves Swimming | 04/24/2026 | 2026 CO Steve Drozda LC Shotgun | |
| 571 | Adrian Goo | 55.08 | 10 | B Min | BB: 54.39 (+0.69s | 1.3%) | Walnut Creek Aquabears | 05/29/2026 | VJO S Tuffy Williams Summer Kickoff Classic | |
| 572 | Remington Kalicinski | 55.08 | 10 | B Min | BB: 54.39 (+0.69s | 1.3%) | Wave Aquatics | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 573 | Kai Kennedy | 55.09 | 10 | B Min | BB: 54.39 (+0.70s | 1.3%) | Academy Swim Club | 06/06/2026 | BIG ISLAND SWIMMING @ KSH | |
| 574 | Luca Desset | 55.14 | 10 | B Min | BB: 54.39 (+0.75s | 1.4%) | Unattached | 06/20/2025 | 72nd Annual Ted Walker Invitational | |
| 575 | Dashiell Wang | 55.14 | 10 | B Min | BB: 54.39 (+0.75s | 1.4%) | Santa Clara Swim Club | 06/27/2026 | 2026 Santa Clara LC Race To Age Group Champs | |
| 576 | Grigorii Vasilenko | 55.14 | 9 | B Min | BB: 54.39 (+0.75s | 1.4%) | Legacy Aquatics | 06/26/2026 | 2026 TEAM Summer Invitational | |
| 577 | Rylan Brill | 55.15 | 10 | B Min | BB: 54.39 (+0.76s | 1.4%) | Colorado Stingrays Swim Team | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 578 | Aleksander Zuev | 55.15 | 10 | B Min | BB: 54.39 (+0.76s | 1.4%) | Foothills Swim Team | 06/26/2026 | 2026 CO Zone 2 District Meet AAC | |
| 579 | Zander Flores | 55.16 | 8 | B Min | BB: 54.39 (+0.77s | 1.4%) | Alameda Gators | 06/13/2026 | Orinda PC LC AG C B BB+ | |
| 580 | Lucas Dou | 55.18 | 9 | B Min | BB: 54.39 (+0.79s | 1.4%) | Blue Dolphin Swim Team | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 581 | Andy Yu | 55.18 | 10 | B Min | BB: 54.39 (+0.79s | 1.4%) | Burlingame Aquatics | 06/12/2026 | BAC Long Course | |
| 582 | Terence Wu | 55.19 | 9 | B Min | BB: 54.39 (+0.80s | 1.4%) | Bellevue Club Swim Team | 05/28/2026 | 2026 IE VS Apple Capital | |
| 583 | Luca Goulet | 55.20 | 10 | B Min | BB: 54.39 (+0.81s | 1.5%) | King Aquatic Club | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | |
| 584 | Quinn Carton | 55.21 | 10 | B: 49.79 (+5.42s | 9.8%) | Longmont Swim Club | 05/02/2026 | 2026 CO Longmont IMR IMX Adrenaline Gauntlet | ||
| 585 | Weibo Gao | 55.21 | 10 | B Min | BB: 54.39 (+0.82s | 1.5%) | Pacific Dragons Swim Team | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 586 | Owen Deis | 55.21 | 10 | B Min | BB: 54.39 (+0.82s | 1.5%) | Clovis Swim Club | 05/24/2025 | 2025 Mike Snyder Memorial | |
| 587 | Henry Luevano | 55.23 | 9 | B Min | BB: 54.39 (+0.84s | 1.5%) | Aces Swim Club | 06/26/2026 | 2026 CO Zone 2 District Meet AAC | |
| 588 | Kieran McLennan | 55.25 | 9 | B Min | BB: 54.39 (+0.86s | 1.6%) | Otter Swim Club | 05/16/2026 | 2026 DACA LC CBA+ | |
| 589 | James Covey | 55.25 | 7 | B Min | BB: 54.39 (+0.86s | 1.6%) | Bellevue Club Swim Team | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 590 | Aiden Xu | 55.25 | 9 | B Min | BB: 54.39 (+0.86s | 1.6%) | Northern Nevada Aquatics | 07/10/2026 | 2026 NNA Silver State Championships | |
| 591 | Hohyeon Cho | 55.26 | 10 | B Min | BB: 54.39 (+0.87s | 1.6%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 592 | Benjamin Foster | 55.27 | 9 | B Min | BB: 54.39 (+0.88s | 1.6%) | Neptune Swimming | 06/12/2026 | Neptune Swimming June LC Meet | |
| 593 | Jason Ma | 55.27 | 10 | B Min | BB: 54.39 (+0.88s | 1.6%) | Palo Alto Stanford Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 594 | Gibson Haynes | 55.28 | 10 | B Min | BB: 54.39 (+0.89s | 1.6%) | Apex | 06/05/2026 | 2026 CST Summer Invitational | |
| 595 | Kevin Nguyen | 55.32 | 10 | B Min | BB: 54.39 (+0.93s | 1.7%) | Legacy Aquatics | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 596 | Maxen Cao | 55.32 | 9 | B Min | BB: 54.39 (+0.93s | 1.7%) | Otter Swim Club | 05/16/2026 | 2026 DACA LC CBA+ | |
| 597 | Charlie Wheeler | 55.33 | 10 | B Min | BB: 54.39 (+0.94s | 1.7%) | Longmont Swim Club | 06/18/2026 | 2026 CO Grand Junction Invitational | |
| 598 | Eli Shin | 55.34 | 9 | B Min | BB: 54.39 (+0.95s | 1.7%) | Stingray Swim Team | 06/13/2026 | 2026 PN IST June Invtational Approved | |
| 599 | Lionel Sudduth | 55.35 | 8 | B Min | BB: 54.39 (+0.96s | 1.7%) | Excel Aquatics | 06/04/2026 | 2026 Beaman Toyota Firecracker Invite | |
| 600 | Jay Chao | 55.36 | 10 | B Min | BB: 54.39 (+0.97s | 1.8%) | Pleasanton Seahawks | 06/13/2026 | PC CDST LC C B BB+ 26 074 | |
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.