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 | |
|---|---|---|---|---|---|---|---|---|---|
| 301 | Silvio Leal | 51.01 | 10 | BB Min | A: 47.89 (+3.12s | 6.1%) | Maui Swim Club | 04/19/2026 | 2026 MAGSA LCM A1 Meet | |
| 302 | Grayson Gong | 51.04 | 10 | BB Min | A: 47.89 (+3.15s | 6.2%) | Fontana Aquatics Club | 06/11/2026 | 2026 SCS June AG Invite | |
| 303 | Conner Yang | 51.06 | 10 | BB Min | A: 47.89 (+3.17s | 6.2%) | The Dolphins Portland Swimming | 04/17/2026 | 2026 MAC LONG COURSE INVITATIONAL | |
| 304 | Mercan Ustun | 51.07 | 10 | BB Min | A: 47.89 (+3.18s | 6.2%) | Beach Cities Alpha | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 305 | Atharv Choubey | 51.10 | 9 | BB Min | A: 47.89 (+3.21s | 6.3%) | Olympic Cascade Aquatics | 05/29/2026 | 2026 TRI CITY INVITATIONAL | |
| 306 | Jayden Huang | 51.13 | 10 | BB Min | A: 47.89 (+3.24s | 6.3%) | Harbor Aquatics Club | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 307 | Kevin Zhang | 51.16 | 9 | BB Min | A: 47.89 (+3.27s | 6.4%) | Wave Aquatics | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 308 | Asher Mormino | 51.20 | 10 | BB Min | A: 47.89 (+3.31s | 6.5%) | Bend Swim Club | 05/08/2026 | Bend Swim Club May Invitational 2026 | |
| 309 | Jasper de Szoeke | 51.20 | 10 | BB Min | A: 47.89 (+3.31s | 6.5%) | Corvallis Aquatic Team | 06/26/2026 | 2026 TEAM Summer Invitational | |
| 310 | Thomas Halford | 51.21 | 10 | BB Min | A: 47.89 (+3.32s | 6.5%) | Pikes Peak Athletics | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 311 | Blake Hadfield | 51.22 | 10 | BB Min | A: 47.89 (+3.33s | 6.5%) | Aulea Swim Club | 07/03/2026 | 2026 Keo Nakama Swim Meet | |
| 312 | Caleb Taussig | 51.23 | 9 | BB Min | A: 47.89 (+3.34s | 6.5%) | Denver Swim Academy | 06/05/2026 | 2026 CO NJ Summer Solstice Invite | |
| 313 | Dmitrii Kiselev | 51.25 | 7 | BB Min | A: 47.89 (+3.36s | 6.6%) | Royal Swim Team | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 314 | Young Sun | 51.29 | 9 | BB Min | A: 47.89 (+3.40s | 6.6%) | Pro Swimming | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 315 | Macintyre Higgins | 51.30 | 9 | BB Min | A: 47.89 (+3.41s | 6.6%) | Denver Triton Swim Team | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | |
| 316 | Winston Chase | 51.32 | 10 | BB Min | A: 47.89 (+3.43s | 6.7%) | Utah Valley Aquatics | 05/08/2025 | 2025 HAST Janet Oles LC Classic | |
| 317 | Yeim Jung | 51.33 | 10 | BB Min | A: 47.89 (+3.44s | 6.7%) | Wave Aquatics | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 318 | Zacharia Labyed | 51.36 | 9 | BB Min | A: 47.89 (+3.47s | 6.8%) | North Coast Aquatics | 05/23/2026 | SI 2026 TAC CSTE All Ages NTS Meet | |
| 319 | Conrad Shwe | 51.41 | 9 | BB Min | A: 47.89 (+3.52s | 6.8%) | Clovis Swim Club | 06/21/2025 | 2025 FDST June A B Modified LC Invitational | |
| 320 | Raizo Copp | 51.41 | 10 | BB Min | A: 47.89 (+3.52s | 6.8%) | King Aquatic Club | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 321 | Allen Zuo | 51.42 | 9 | BB Min | A: 47.89 (+3.53s | 6.9%) | Brea Aquatics | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 322 | Junji Kimori | 51.45 | 10 | BB Min | A: 47.89 (+3.56s | 6.9%) | Swim Torrance | 06/11/2026 | 2026 SCS June AG Invite | |
| 323 | Ivan Smarshchok | 51.47 | 9 | BB Min | A: 47.89 (+3.58s | 7.0%) | King Aquatic Club | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 324 | Cole Proescher | 51.49 | 10 | BB Min | A: 47.89 (+3.60s | 7.0%) | Orinda Aquatics | 06/13/2026 | Orinda PC LC AG C B BB+ | |
| 325 | Bennett Arguello | 51.50 | 9 | BB Min | A: 47.89 (+3.61s | 7.0%) | Greenwood Tiger Sharks | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | |
| 326 | Oleg Rassadin | 51.53 | 8 | BB Min | A: 47.89 (+3.64s | 7.1%) | Denver Swim Academy | 06/05/2026 | 2026 CO NJ Summer Solstice Invite | |
| 327 | Zane Gibson | 51.58 | 9 | BB Min | A: 47.89 (+3.69s | 7.2%) | Alpha Aquatics | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 328 | Nikita Yegorov | 51.58 | 10 | BB Min | A: 47.89 (+3.69s | 7.2%) | Lake Oswego Swim Club | 05/22/2026 | 2026 THSC Memorial Weekend Meet | |
| 329 | Mike Semenov | 51.59 | 10 | BB Min | A: 47.89 (+3.70s | 7.2%) | Beach Cities Alpha | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 330 | Cannon Brown | 51.60 | 10 | BB Min | A: 47.89 (+3.71s | 7.2%) | Olympic Cascade Aquatics | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 331 | Miles VanderLinden | 51.61 | 9 | BB Min | A: 47.89 (+3.72s | 7.2%) | Truckee-Tahoe Swim Team | 05/22/2026 | 2026 Intermountain Classic Long Course Meet | |
| 332 | Mason Li | 51.61 | 9 | BB Min | A: 47.89 (+3.72s | 7.2%) | Brea Aquatics | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 333 | Mikail Adlinsyah | 51.62 | 10 | BB Min | A: 47.89 (+3.73s | 7.2%) | Swim Excellence Academy | 06/19/2026 | 2026 SI Splash And Dash | |
| 334 | Ahaan Maknojia | 51.66 | 9 | BB Min | A: 47.89 (+3.77s | 7.3%) | Issaquah Swim Team | 06/13/2026 | 2026 PN IST June Invtational Approved | |
| 335 | Syd Bryant | 51.68 | 10 | BB Min | A: 47.89 (+3.79s | 7.3%) | Tsm Aquatics | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 336 | Alexander Bond | 51.68 | 10 | BB Min | A: 47.89 (+3.79s | 7.3%) | Evolution Racing Club | 06/11/2026 | 2026 SCS June AG Invite | |
| 337 | Hunter Wilson | 51.72 | 9 | BB Min | A: 47.89 (+3.83s | 7.4%) | Kamehameha Swim Club | 05/02/2026 | Keiko Price Sprint Meet Aloha Mile | |
| 338 | Eddie Bi | 51.76 | 9 | BB Min | A: 47.89 (+3.87s | 7.5%) | California Dolphins Swim Team | 06/13/2026 | PC CDST LC C B BB+ 26 074 | |
| 339 | Branimir Petkov | 51.76 | 10 | BB Min | A: 47.89 (+3.87s | 7.5%) | Evolution Racing Club | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 340 | Levi Cheung | 51.77 | 8 | BB Min | A: 47.89 (+3.88s | 7.5%) | Beaverton Area Aquatics Club | 04/17/2026 | 2026 MAC LONG COURSE INVITATIONAL | |
| 341 | Steevenson Martins | 51.78 | 9 | BB Min | A: 47.89 (+3.89s | 7.5%) | McMinnville Swim Club | 06/05/2026 | 2026 CST Summer Invitational | |
| 342 | Robert Kolesnik | 51.81 | 10 | BB Min | A: 47.89 (+3.92s | 7.6%) | Bulldog Swim Club | 06/12/2026 | BAC Long Course | |
| 343 | George Gray | 51.81 | 10 | BB Min | A: 47.89 (+3.92s | 7.6%) | Portland Aquatic Club | 05/22/2026 | 2026 THSC Memorial Weekend Meet | |
| 344 | George Li | 51.82 | 8 | BB Min | A: 47.89 (+3.93s | 7.6%) | Bellevue Club Swim Team | 06/26/2026 | 2026 PN SMAC Summer Classic Invite Approved | |
| 345 | Fedor Evstigneev | 51.83 | 9 | BB Min | A: 47.89 (+3.94s | 7.6%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 346 | Caleb Pan | 51.83 | 10 | BB Min | A: 47.89 (+3.94s | 7.6%) | West Coast Aquatics | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 347 | William Lawrence | 51.85 | 8 | BB Min | A: 47.89 (+3.96s | 7.6%) | Pro Swimming | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 348 | Shaler Berry | 51.86 | 10 | BB Min | A: 47.89 (+3.97s | 7.7%) | Unattached | 06/19/2026 | 2026 SI Splash And Dash | |
| 349 | Watson Xie | 51.87 | 10 | BB Min | A: 47.89 (+3.98s | 7.7%) | Chinook Aquatic Club | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 350 | 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 | |
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.