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 | Ian Zhang | 54.14 | 10 | BB Min | A: 47.89 (+6.25s | 11.5%) | Apex | 06/05/2026 | 2026 CST Summer Invitational | |
| 502 | Christopher Scheetz | 54.14 | 9 | BB Min | A: 47.89 (+6.25s | 11.5%) | COSA Swimming | 06/05/2026 | 2026 COSA Long Couse Open | |
| 503 | Oleksandr Sydorchuk | 54.15 | 10 | BB Min | A: 47.89 (+6.26s | 11.6%) | Bure-Aqua Academy | 04/24/2026 | 2026 CO Arena Catch Me If You Can | |
| 504 | Connor Osborne | 54.16 | 10 | BB Min | A: 47.89 (+6.27s | 11.6%) | Prineville Swim Team | 06/12/2026 | 73rd Ted Walker Invitational 2026 | |
| 505 | Mahkoah Tanap | 54.18 | 10 | BB Min | A: 47.89 (+6.29s | 11.6%) | Quantum Waves Aquatics | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 506 | Caleb Nguyen | 54.20 | 9 | BB Min | A: 47.89 (+6.31s | 11.6%) | Form Swim Team | 05/29/2026 | 2026 CO Barracuda Summer Sizzler Invite | |
| 507 | Rufus Tang | 54.20 | 10 | BB Min | A: 47.89 (+6.31s | 11.6%) | Pacific Dragons Swim Team | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 508 | Piradon Pukrittayakamee | 54.21 | 9 | BB Min | A: 47.89 (+6.32s | 11.7%) | California Dolphins Swim Team | 06/13/2026 | PC CDST LC C B BB+ 26 074 | |
| 509 | Noah Gonzales | 54.26 | 10 | BB Min | A: 47.89 (+6.37s | 11.7%) | South San Francisco Aquatics | 06/12/2026 | BAC Long Course | |
| 510 | Nguyen Tran | 54.27 | 8 | BB Min | A: 47.89 (+6.38s | 11.8%) | Olympic Cascade Aquatics | 06/26/2026 | 2026 PN SMAC Summer Classic Invite Approved | |
| 511 | Alec Henriques | 54.32 | 10 | BB Min | A: 47.89 (+6.43s | 11.8%) | Napa Valley Swim Team | 06/27/2026 | NVST Summer Plunge 2026 | |
| 512 | Everest Orwick | 54.33 | 10 | BB Min | A: 47.89 (+6.44s | 11.9%) | Team Eugene Aquatics | 06/26/2026 | 2026 TEAM Summer Invitational | |
| 513 | Jeremy Lyu | 54.36 | 10 | BB Min | A: 47.89 (+6.47s | 11.9%) | Wave Aquatics | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 514 | Sanders Ford | 54.36 | 9 | BB Min | A: 47.89 (+6.47s | 11.9%) | Las Cruces Aquatic Team | 06/12/2026 | 2026 BD DSSC Poppas Day | |
| 515 | Sven Kelley | 54.37 | 9 | BB Min | A: 47.89 (+6.48s | 11.9%) | North Jeffco Swim Team | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 516 | Adam Kao | 54.37 | 10 | BB Min | A: 47.89 (+6.48s | 11.9%) | Life Time Oregon Swim Team | 04/18/2025 | 2025 MAC LONG COURSE INVITATIONAL | |
| 517 | Kawika Cox | 54.38 | 10 | BB Min | A: 47.89 (+6.49s | 11.9%) | Kamehameha Swim Club | 06/06/2026 | 2026 15th Annual Wada Rainbow Invitational | |
| 518 | Kolten Graver | 54.38 | 10 | BB Min | A: 47.89 (+6.49s | 11.9%) | Life Time Colorado Swim Club | 05/29/2026 | 2026 CO Barracuda Summer Sizzler Invite | |
| 519 | Ethan Li | 54.40 | 9 | B Min | BB: 54.39 (+0.01s | 0.0%) | Pacific Dragons Swim Team | 06/13/2026 | 2026 PN IST June Invtational Approved | |
| 520 | Alexander Zhurid | 54.41 | 9 | B Min | BB: 54.39 (+0.02s | 0.0%) | Bellevue Club Swim Team | 06/26/2026 | 2026 PN SMAC Summer Classic Invite Approved | |
| 521 | Diego Pisoni | 54.45 | 9 | B Min | BB: 54.39 (+0.06s | 0.1%) | Neptune Swimming | 06/12/2026 | Neptune Swimming June LC Meet | |
| 522 | Ryan Hu | 54.46 | 8 | B Min | BB: 54.39 (+0.07s | 0.1%) | Wave Aquatics | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 523 | Alex Zhang | 54.47 | 10 | B Min | BB: 54.39 (+0.08s | 0.1%) | Tualatin Hills Swim Club | 05/22/2026 | 2026 THSC Memorial Weekend Meet | |
| 524 | Vaughn Jamison | 54.48 | 10 | B Min | BB: 54.39 (+0.09s | 0.2%) | Aspire Aquatics of Colorado | 06/26/2026 | 2026 CO Zone 2 District Meet AAC | |
| 525 | Andrei Talalay | 54.49 | 9 | B Min | BB: 54.39 (+0.10s | 0.2%) | Tualatin Hills Swim Club | 05/01/2026 | 2026 THSC Spring Invite | |
| 526 | Eric Yu | 54.51 | 9 | B Min | BB: 54.39 (+0.12s | 0.2%) | Bellevue Club Swim Team | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 527 | Ethan Gu | 54.52 | 10 | B Min | BB: 54.39 (+0.13s | 0.2%) | Burlingame Aquatics | 06/06/2025 | BAC C B A Meet | |
| 528 | Daniel Choi | 54.55 | 10 | B Min | BB: 54.39 (+0.16s | 0.3%) | Fort Collins Area Swim Team | 06/05/2026 | 2026 CO FAST June Bonanza Open | |
| 529 | Milo Parrocha-Lambert | 54.56 | 9 | B Min | BB: 54.39 (+0.17s | 0.3%) | Seattle Metropolitan Aquatic C | 06/26/2026 | 2026 PN SMAC Summer Classic Invite Approved | |
| 530 | Garrett Legg | 54.60 | 8 | B Min | BB: 54.39 (+0.21s | 0.4%) | Pleasanton Seahawks | 06/13/2026 | PC CDST LC C B BB+ 26 074 | |
| 531 | Valentino Agresti | 54.60 | 9 | B Min | BB: 54.39 (+0.21s | 0.4%) | Punahou Aquatics Institute | 05/23/2026 | OSL A+ LCM Meet | |
| 532 | Ishaan Mittal | 54.62 | 10 | B Min | BB: 54.39 (+0.23s | 0.4%) | Rogue Rapids | 06/26/2026 | 2026 TEAM Summer Invitational | |
| 533 | Alex Li | 54.63 | 9 | B Min | BB: 54.39 (+0.24s | 0.4%) | Unattached | 06/20/2026 | Zone 1 South Swim Under The Stars | |
| 534 | William Yang | 54.64 | 10 | B Min | BB: 54.39 (+0.25s | 0.5%) | Tualatin Hills Swim Club | 06/12/2026 | 2026 THSC June Open | |
| 535 | Eastok Ilic | 54.65 | 10 | B Min | BB: 54.39 (+0.26s | 0.5%) | Bulldog Swim Club | 05/02/2026 | Alto Spring Jam CBA | |
| 536 | Castle Cline | 54.66 | 10 | B Min | BB: 54.39 (+0.27s | 0.5%) | Seattle Metropolitan Aquatic C | 05/28/2026 | 2026 IE VS Apple Capital | |
| 537 | Francis Wang | 54.67 | 9 | B Min | BB: 54.39 (+0.28s | 0.5%) | West Coast Aquatics | 05/29/2026 | 2026 TRI CITY INVITATIONAL | |
| 538 | Caleb Stone | 54.67 | 10 | B Min | BB: 54.39 (+0.28s | 0.5%) | Bellingham Bay Swim Team | 06/19/2026 | 2026 IE VS Starlight Open (USAS) | |
| 539 | Riaan Chandak | 54.67 | 10 | B Min | BB: 54.39 (+0.28s | 0.5%) | Milpitas Aquatic Club | 06/27/2025 | Valley Splash | |
| 540 | Kareem Ramadan | 54.69 | 10 | B Min | BB: 54.39 (+0.30s | 0.5%) | Monterey Bay Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 541 | Lance Coyne | 54.70 | 9 | B Min | BB: 54.39 (+0.31s | 0.6%) | Mission Aurora Colorado Swimmi | 04/24/2026 | 2026 CO Arena Catch Me If You Can | |
| 542 | Dashel Archer | 54.71 | 10 | B Min | BB: 54.39 (+0.32s | 0.6%) | Evergreen Hurricanes | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 543 | Benjamin Krett | 54.71 | 9 | B Min | BB: 54.39 (+0.32s | 0.6%) | Denver Swim Academy | 06/05/2026 | 2026 CO NJ Summer Solstice Invite | |
| 544 | Owen Richards | 54.73 | 9 | B Min | BB: 54.39 (+0.34s | 0.6%) | Heartland Swim Assoc | 05/23/2026 | 2026 SI HSA A All Ages NTS May 23 24 | |
| 545 | Andrew Yang | 54.73 | 9 | B Min | BB: 54.39 (+0.34s | 0.6%) | Pacific Dragons Swim Team | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 546 | Hogan Crow | 54.73 | 10 | B Min | BB: 54.39 (+0.34s | 0.6%) | Unattached | 06/19/2026 | 2026 SWAT Summer Solstice | |
| 547 | Boaz Mccabe | 54.73 | 9 | B Min | BB: 54.39 (+0.34s | 0.6%) | Cortez Water Dragons | 05/31/2025 | 2025 CO Cortez LC Summer Open | |
| 548 | Archie Aguirres | 54.76 | 9 | B Min | BB: 54.39 (+0.37s | 0.7%) | Laramie Swim Club | 06/27/2026 | 2026 CO Greeley Stampede | |
| 549 | Matthew Winn | 54.77 | 9 | B Min | BB: 54.39 (+0.38s | 0.7%) | Stingray Swim Team | 05/28/2026 | 2026 IE VS Apple Capital | |
| 550 | Avyaan Wasuja | 54.78 | 10 | B Min | BB: 54.39 (+0.39s | 0.7%) | Wave Aquatics | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
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.