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 | |
|---|---|---|---|---|---|---|---|---|---|
| 301 | Gavin Johnston | 44.83 | 10 | BB Min | A: 42.09 (+2.74s | 6.1%) | Manta Ray Aquatics | 03/06/2026 | 2026 SI 14U AGE GRP CHAMPIONSHIPS | |
| 302 | Macintyre Higgins | 44.84 | 9 | BB Min | A: 42.09 (+2.75s | 6.1%) | Denver Triton Swim Team | 03/06/2026 | 2026 CO 14 U Silver State | |
| 303 | Dax Lindsey | 44.84 | 10 | BB Min | A: 42.09 (+2.75s | 6.1%) | Dart Swimming | 03/06/2026 | 2026 SNS 14 Under Short Course Championships | |
| 304 | John Polanco | 44.86 | 10 | BB Min | A: 42.09 (+2.77s | 6.2%) | Unattached | 10/10/2026 | SRVA SC C B BB+ Meet | |
| 305 | Kenneth Zhang | 44.86 | 9 | BB Min | A: 42.09 (+2.77s | 6.2%) | Santa Clara Swim Club | 02/28/2026 | Swim South Bay | |
| 306 | George Yu | 44.87 | 10 | BB Min | A: 42.09 (+2.78s | 6.2%) | Santa Clara Swim Club | 02/07/2026 | Valley Splash Short Course C B A Meet | |
| 307 | Muyang He | 44.90 | 10 | BB Min | A: 42.09 (+2.81s | 6.3%) | Santa Clara Swim Club | 02/28/2026 | Swim South Bay | |
| 308 | Patrick Chen | 44.90 | 10 | BB Min | A: 42.09 (+2.81s | 6.3%) | Sunnyvale Swim Club | 10/24/2026 | SUNN Fall Classic 2026 | |
| 309 | Max Peterson | 44.94 | 10 | BB Min | A: 42.09 (+2.85s | 6.3%) | Cottonwood Heights Aquatics | 11/07/2025 | 2026 UT CHAT November Intersquad | |
| 310 | John Glenn | 44.97 | 9 | BB Min | A: 42.09 (+2.88s | 6.4%) | SlipStream Aquatics | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 311 | Austin Zhou | 44.98 | 10 | BB Min | A: 42.09 (+2.89s | 6.4%) | Pacific Dragons Swim Team | 03/07/2026 | 2026 PDST Mar Pentathlon Last Chance Approved | |
| 312 | Maxwell Yao | 45.01 | 9 | BB Min | A: 42.09 (+2.92s | 6.5%) | Gilroy Gators Swim Team | 10/25/2025 | GGST Spooktacular 2025 | |
| 313 | Ethan Li | 45.03 | 9 | BB Min | A: 42.09 (+2.94s | 6.5%) | Pacific Dragons Swim Team | 10/03/2026 | 2026 PN OCA John Walker Invitational Approve | |
| 314 | Ethan Zhong | 45.05 | 9 | BB Min | A: 42.09 (+2.96s | 6.6%) | Quicksilver Swimming | 02/21/2026 | Pacific Swimming 10 U SCY Championship | |
| 315 | Deacon Malkovich | 45.05 | 6 | BB Min | A: 42.09 (+2.96s | 6.6%) | Terrapins Swim Team | 10/10/2026 | Orinda Aquatics PC SC C B BB+ | |
| 316 | Cannon Brown | 45.06 | 10 | BB Min | A: 42.09 (+2.97s | 6.6%) | Olympic Cascade Aquatics | 10/03/2026 | 2026 PN OCA John Walker Invitational Approve | |
| 317 | Declan Sederholm | 45.08 | 10 | BB Min | A: 42.09 (+2.99s | 6.6%) | Hilltop Aquatic Swim Team | 03/05/2025 | 2025 Short Course UTAGS Championships | |
| 318 | Ronan Kruse | 45.11 | 10 | BB Min | A: 42.09 (+3.02s | 6.7%) | South Bay Aquatics | 10/03/2026 | 2026 SI CAST Pentathlon October 3 | |
| 319 | Edmund Lin | 45.11 | 10 | BB Min | A: 42.09 (+3.02s | 6.7%) | California Dolphins Swim Team | 10/10/2026 | Orinda Aquatics PC SC C B BB+ | |
| 320 | Dean Wu | 45.12 | 8 | BB Min | A: 42.09 (+3.03s | 6.7%) | Burlingame Aquatics | 10/03/2026 | PASA CBA+ SCY Meet Oct 2026 | |
| 321 | Van Ewing | 45.13 | 10 | BB Min | A: 42.09 (+3.04s | 6.7%) | Tahoe Swim Club | 07/31/2026 | 2026 High Country Short Course Championship | |
| 322 | Connor Li | 45.13 | 9 | BB Min | A: 42.09 (+3.04s | 6.7%) | Pacific Dragons Swim Team | 10/03/2026 | 2026 PN OCA John Walker Invitational Approve | |
| 323 | Arthur Dauletbaev | 45.14 | 10 | BB Min | A: 42.09 (+3.05s | 6.8%) | Bellevue Club Swim Team | 10/03/2026 | 2026 PN CSC Fall Classic Invitational Approve | |
| 324 | Luther Kim | 45.16 | 10 | BB Min | A: 42.09 (+3.07s | 6.8%) | Sea to Desert Swim Association | 10/03/2026 | 2026 SI CAST Pentathlon October 3 | |
| 325 | Jenson Root | 45.17 | 10 | BB Min | A: 42.09 (+3.08s | 6.8%) | SlipStream Aquatics | 09/26/2026 | 2026 CO NJ SC Kick Off Invite | |
| 326 | Daniel Reschke | 45.18 | 10 | BB Min | A: 42.09 (+3.09s | 6.8%) | Santa Clara Swim Club | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 327 | Wesley Tong | 45.22 | 10 | BB Min | A: 42.09 (+3.13s | 6.9%) | Front Range Barracudas | 07/09/2026 | 2026 CO NCS 10 U Summer Festival | |
| 328 | Kirin Weiner | 45.24 | 10 | BB Min | A: 42.09 (+3.15s | 7.0%) | Aquasol | 09/26/2026 | 2026 CCA Spook Tacular | |
| 329 | Jimmy Chen | 45.25 | 9 | BB Min | A: 42.09 (+3.16s | 7.0%) | Monterey Park Manta Rays | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 330 | Shayan Sarkar | 45.28 | 10 | BB Min | A: 42.09 (+3.19s | 7.0%) | Diablo Aquatics | 09/19/2026 | PC LAC C B BB 26 Copied | |
| 331 | Nicholas Brumaru | 45.30 | 10 | BB Min | A: 42.09 (+3.21s | 7.1%) | Olympic Cascade Aquatics | 10/03/2026 | 2026 PN OCA John Walker Invitational Approve | |
| 332 | Bode McCollum | 45.30 | 10 | BB Min | A: 42.09 (+3.21s | 7.1%) | Aces Swim Club | 10/16/2026 | 2026 CO MACS Fall Invitational | |
| 333 | Moses Xia | 45.33 | 10 | BB Min | A: 42.09 (+3.24s | 7.1%) | Wasc | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 334 | August McFarland | 45.33 | 9 | BB Min | A: 42.09 (+3.24s | 7.1%) | Form Swim Team | 10/24/2026 | 2026 CO LONG Great Pumpkin Pentathlon | |
| 335 | River Wilkinson | 45.36 | 10 | BB Min | A: 42.09 (+3.27s | 7.2%) | North Coast Aquatics | 10/17/2026 | 2026 SI RSD All Ages NTS Meet | |
| 336 | Cole Cadiz | 45.38 | 10 | BB Min | A: 42.09 (+3.29s | 7.2%) | North Coast Aquatics | 10/03/2026 | 2026 SI CAST Pentathlon October 3 | |
| 337 | Jeremy Lyu | 45.38 | 10 | BB Min | A: 42.09 (+3.29s | 7.2%) | Wave Aquatics | 10/03/2026 | 2026 PN Wave Rocktober Invitational Approved | |
| 338 | Archer Odom | 45.41 | 7 | BB Min | A: 42.09 (+3.32s | 7.3%) | Greenwood Tiger Sharks | 10/10/2026 | 2026 CO FST Swim Pink | |
| 339 | Kai Mihov | 45.41 | 10 | BB Min | A: 42.09 (+3.32s | 7.3%) | Palo Alto Stanford Aquatics | 03/07/2026 | 2026 PASA Last Chance For JO S | |
| 340 | Yishuo Hu | 45.43 | 9 | BB Min | A: 42.09 (+3.34s | 7.4%) | Sierra Marlins Swim Team | 09/26/2026 | 2026 CCA Spook Tacular | |
| 341 | Everett Jo | 45.44 | 10 | BB Min | A: 42.09 (+3.35s | 7.4%) | North State Narwhals | 11/22/2025 | Thankswimming Classic 2025 | |
| 342 | Sebastien Prigent-Soong | 45.49 | 10 | BB Min | A: 42.09 (+3.40s | 7.5%) | Warrior Aquatic Club | 10/24/2026 | BIG ISLAND SWIMMING @ HPA | |
| 343 | Felix Cera | 45.51 | 10 | BB Min | A: 42.09 (+3.42s | 7.5%) | Olympic Cascade Aquatics | 10/16/2026 | 2026 PN VAST Fall Classic Invite Approved | |
| 344 | Kellen Cox | 45.51 | 9 | BB Min | A: 42.09 (+3.42s | 7.5%) | Denver Athletic Club Swim Team | 02/14/2026 | 2026 CO ACES Winter Open | |
| 345 | Owen Lee | 45.53 | 9 | BB Min | A: 42.09 (+3.44s | 7.6%) | Olympic Cascade Aquatics | 10/03/2026 | 2026 PN OCA John Walker Invitational Approve | |
| 346 | Garrett Legg | 45.53 | 9 | BB Min | A: 42.09 (+3.44s | 7.6%) | Pleasanton Seahawks | 10/10/2026 | SRVA SC C B BB+ Meet | |
| 347 | Jed El Abed | 45.61 | 10 | BB Min | A: 42.09 (+3.52s | 7.7%) | H2o Swim Team | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 348 | Noah Chiu | 45.61 | 10 | BB Min | A: 42.09 (+3.52s | 7.7%) | Alto Swim Club | 03/07/2026 | DACA CBA Meet | |
| 349 | Beckham Sleeth | 45.61 | 9 | BB Min | A: 42.09 (+3.52s | 7.7%) | Highlands Ranch Aquatics | 09/11/2026 | 2026 CO Friday Night At The Races | |
| 350 | Martin Li | 45.63 | 10 | BB Min | A: 42.09 (+3.54s | 7.8%) | Wave Aquatics | 10/03/2026 | 2026 PN Wave Rocktober Invitational 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.