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 | |
|---|---|---|---|---|---|---|---|---|---|
| 501 | Joseph Leach | 57.21 | 9 | B Min | BB: 54.39 (+2.82s | 4.9%) | Highlands Ranch Aquatics | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | |
| 502 | Guo-Shiun Gau | 57.21 | 10 | B Min | BB: 54.39 (+2.82s | 4.9%) | King Aquatic Club | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | |
| 503 | Otto Seeber | 57.23 | 9 | B Min | BB: 54.39 (+2.84s | 5.0%) | Flatiron Athletic Club | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 504 | Travis Sullivan | 57.26 | 10 | B Min | BB: 54.39 (+2.87s | 5.0%) | Mission Valley YMCA | 05/23/2026 | SI 2026 TAC CSTE All Ages NTS Meet | |
| 505 | Jack Youree | 57.26 | 10 | B Min | BB: 54.39 (+2.87s | 5.0%) | Kamehameha Swim Club | 05/02/2026 | Keiko Price Sprint Meet Aloha Mile | |
| 506 | Kawika Cox | 57.29 | 10 | B Min | BB: 54.39 (+2.90s | 5.1%) | Kamehameha Swim Club | 05/02/2026 | Keiko Price Sprint Meet Aloha Mile | |
| 507 | Zachary Bixler | 57.29 | 10 | B Min | BB: 54.39 (+2.90s | 5.1%) | Inland Coastal Aquatic Club | 05/23/2026 | SI 2026 TAC CSTE All Ages NTS Meet | |
| 508 | Jaroslav Rezac | 57.34 | 9 | B Min | BB: 54.39 (+2.95s | 5.1%) | Longmont Swim Club | 05/02/2026 | 2026 CO Longmont IMR IMX Adrenaline Gauntlet | |
| 509 | Alexander Ivanov | 57.41 | 10 | B Min | BB: 54.39 (+3.02s | 5.3%) | Seattle Metropolitan Aquatic C | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | |
| 510 | George Yu | 57.41 | 10 | B Min | BB: 54.39 (+3.02s | 5.3%) | Santa Clara Swim Club | 07/19/2025 | Santa Clara Valley Splash Block Party | |
| 511 | Albert Shifrin | 57.41 | 9 | B Min | BB: 54.39 (+3.02s | 5.3%) | Mjcc Stingrays | 04/25/2026 | GACC Spring Invitational | |
| 512 | Avyan Bajpai | 57.42 | 9 | B Min | BB: 54.39 (+3.03s | 5.3%) | Hillsboro Swim Team | 05/01/2026 | 2026 THSC Spring Invite | |
| 513 | Luca Sacco | 57.42 | 8 | B Min | BB: 54.39 (+3.03s | 5.3%) | Seattle Metropolitan Aquatic C | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 514 | Jason Buhr | 57.42 | 10 | B Min | BB: 54.39 (+3.03s | 5.3%) | Pikes Peak Athletics | 07/12/2025 | 2025 CO Southern Colorado LC Championship | |
| 515 | Aurik Ghosh Moulick | 57.45 | 10 | B Min | BB: 54.39 (+3.06s | 5.3%) | Milpitas Aquatic Club | 06/22/2024 | Alto Beat The Heat Sat Sun | |
| 516 | Xavier Anderson | 57.45 | 9 | B Min | BB: 54.39 (+3.06s | 5.3%) | Albany Aquatic Association | 05/01/2026 | 2026 AAA May LC Invitational | |
| 517 | Bode McCollum | 57.46 | 10 | B Min | BB: 54.39 (+3.07s | 5.3%) | Aces Swim Club | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | |
| 518 | Rory Lan | 57.49 | 9 | B Min | BB: 54.39 (+3.10s | 5.4%) | DeAnza Cupertino Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | |
| 519 | Anderson Fang | 57.53 | 8 | B Min | BB: 54.39 (+3.14s | 5.5%) | Reno Aquatic Club | 06/20/2025 | Reno Aquatic Club Gamble | |
| 520 | Adrian Liang | 57.54 | 10 | B Min | BB: 54.39 (+3.15s | 5.5%) | Pacific Dragons Swim Team | 06/27/2025 | 2025 PN SMAC Summer Classic Invitational | |
| 521 | Caden Ye | 57.57 | 10 | B Min | BB: 54.39 (+3.18s | 5.5%) | Santa Clara Swim Club | 06/27/2025 | Valley Splash | |
| 522 | Bennett Haselfeld | 57.57 | 10 | B Min | BB: 54.39 (+3.18s | 5.5%) | Issaquah Swim Team | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 523 | Carter Hollingsworth | 57.57 | 10 | B Min | BB: 54.39 (+3.18s | 5.5%) | Castle Rock Swimming | 06/06/2025 | 2025 CO FAST June Bonanza | |
| 524 | Roman Tsikalov | 57.60 | 10 | B Min | BB: 54.39 (+3.21s | 5.6%) | Otter Swim Club | 05/16/2026 | 2026 DACA LC CBA+ | |
| 525 | Adrian Pascu | 57.61 | 9 | B Min | BB: 54.39 (+3.22s | 5.6%) | Gold\\\\\\'s Aquatics Club (Camas) | 05/01/2026 | 2026 THSC Spring Invite | |
| 526 | Carter Schwenk | 57.63 | 10 | B Min | BB: 54.39 (+3.24s | 5.6%) | Burlingame Aquatics | 05/02/2026 | Alto Spring Jam CBA | |
| 527 | Benjamin Barco | 57.66 | 9 | B Min | BB: 54.39 (+3.27s | 5.7%) | Portland Aquatic Club | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 528 | Yunus Mukhamadieva | 57.67 | 10 | B Min | BB: 54.39 (+3.28s | 5.7%) | Brentwood Seawolves | 04/26/2025 | PacSwim LCM C B BB+ Hosted By TERA | |
| 529 | Atharv Tiruke | 57.67 | 9 | B Min | BB: 54.39 (+3.28s | 5.7%) | Sunnyvale Swim Club | 05/16/2026 | 2026 DACA LC CBA+ | |
| 530 | Henry Faconti | 57.69 | 9 | B Min | BB: 54.39 (+3.30s | 5.7%) | Highlands Ranch Aquatics | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 531 | William Toole | 57.69 | 10 | B Min | BB: 54.39 (+3.30s | 5.7%) | Pro Swimming | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 532 | Artur Szabo | 57.70 | 10 | B Min | BB: 54.39 (+3.31s | 5.7%) | Maui Dolphins Swim Club | 04/19/2026 | 2026 MAGSA LCM A1 Meet | |
| 533 | Henry Luevano | 57.71 | 9 | B Min | BB: 54.39 (+3.32s | 5.8%) | Aces Swim Club | 06/27/2025 | 2025 CO Zone 2 VMAC Meet | |
| 534 | Adrito Daas | 57.72 | 10 | B Min | BB: 54.39 (+3.33s | 5.8%) | Tualatin Hills Swim Club | 05/01/2026 | 2026 THSC Spring Invite | |
| 535 | Connor Chiang | 57.75 | 10 | B Min | BB: 54.39 (+3.36s | 5.8%) | West Coast Aquatics | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 536 | Isaac Marcuson | 57.79 | 10 | B Min | BB: 54.39 (+3.40s | 5.9%) | Aspire Aquatics of Colorado | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 537 | Owen Hunt | 57.79 | 10 | B Min | BB: 54.39 (+3.40s | 5.9%) | Coeur D\\\\\\'alene Area Swim Team | 04/17/2026 | 2026 Shark Attack Copied | |
| 538 | Theodore Maxfield | 57.81 | 9 | B Min | BB: 54.39 (+3.42s | 5.9%) | Pikes Peak Athletics | 07/12/2025 | 2025 CO Southern Colorado LC Championship | |
| 539 | Briggs Kelley | 57.82 | 10 | B Min | BB: 54.39 (+3.43s | 5.9%) | Aquawolves Swimming | 04/24/2026 | 2026 CO Steve Drozda LC Shotgun | |
| 540 | Caleb Stone | 57.82 | 10 | B Min | BB: 54.39 (+3.43s | 5.9%) | Bellingham Bay Swim Team | 06/14/2025 | 2025 IST June Invtational | |
| 541 | Michael Sohn | 57.82 | 10 | B Min | BB: 54.39 (+3.43s | 5.9%) | Front Range Barracudas | 04/24/2026 | 2026 CO Steve Drozda LC Shotgun | |
| 542 | Nicolas Pataky | 57.84 | 10 | B Min | BB: 54.39 (+3.45s | 6.0%) | Palo Alto Stanford Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | |
| 543 | William Eybs | 57.87 | 9 | B Min | BB: 54.39 (+3.48s | 6.0%) | Denver Swim Academy | 05/16/2026 | 2026 CO Hilltopper Invite | |
| 544 | Ronan Kruse | 57.88 | 10 | B Min | BB: 54.39 (+3.49s | 6.0%) | South Bay Aquatics | 04/24/2026 | 2026 SI PS ABB Meet Group A | |
| 545 | Terence Wu | 57.92 | 9 | B Min | BB: 54.39 (+3.53s | 6.1%) | Bellevue Club Swim Team | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 546 | Luca Moyes | 57.92 | 9 | B Min | BB: 54.39 (+3.53s | 6.1%) | Lake Oswego Swim Club | 04/25/2026 | GACC Spring Invitational | |
| 547 | Hunter Pavlakovich | 57.94 | 8 | B Min | BB: 54.39 (+3.55s | 6.1%) | SwimTLC-Parker Phenomena Swim | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 548 | Aiden Hu | 57.98 | 10 | B Min | BB: 54.39 (+3.59s | 6.2%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 549 | Silas Roland | 58.00 | 9 | B Min | BB: 54.39 (+3.61s | 6.2%) | Univ. of Denver Hilltoppers | 07/12/2025 | 2025 CO TOPS SBL Summer Sizzler | |
| 550 | Victor Secor | 58.00 | 9 | B Min | BB: 54.39 (+3.61s | 6.2%) | Piedmont Swim Team | 06/07/2025 | Orinda Aquatics LC 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.