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 | |
|---|---|---|---|---|---|---|---|---|---|
| 251 | Albert Zhao | 50.17 | 9 | BB Min | A: 47.89 (+2.28s | 4.5%) | Palo Alto Stanford Aquatics | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 252 | Landon Gura | 50.18 | 10 | BB Min | A: 47.89 (+2.29s | 4.6%) | North Coast Aquatics | 07/24/2025 | 2025 SI LC AG CHAMPS | |
| 253 | Evan Tomizawa | 50.19 | 10 | BB Min | A: 47.89 (+2.30s | 4.6%) | Kamehameha Swim Club | 05/02/2026 | Keiko Price Sprint Meet Aloha Mile | |
| 254 | Krosby Thomure | 50.20 | 10 | BB Min | A: 47.89 (+2.31s | 4.6%) | Spokane Waves Aquatic Team | 04/25/2026 | 2026 SWAT Spring Fling | |
| 255 | Morgan ren | 50.21 | 9 | BB Min | A: 47.89 (+2.32s | 4.6%) | Brea Aquatics | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 256 | Daniel Kalinovski | 50.23 | 10 | BB Min | A: 47.89 (+2.34s | 4.7%) | Otter Swim Club | 05/16/2026 | 2026 DACA LC CBA+ | |
| 257 | Bruce Zhang | 50.27 | 9 | BB Min | A: 47.89 (+2.38s | 4.7%) | Alto Swim Club | 06/20/2026 | Alto Summer Swelter | |
| 258 | Mikhail Pratt | 50.31 | 9 | BB Min | A: 47.89 (+2.42s | 4.8%) | Alpha Aquatics | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 259 | Adam Ma | 50.38 | 10 | BB Min | A: 47.89 (+2.49s | 4.9%) | California Dolphins Swim Team | 06/13/2026 | PC CDST LC C B BB+ 26 074 | |
| 260 | Jarvis Qu | 50.39 | 9 | BB Min | A: 47.89 (+2.50s | 5.0%) | Mission Viejo Nadadores | 06/12/2025 | 2025 SCS June AG Invite @ La Mirada Armada | |
| 261 | Declan Sederholm | 50.40 | 10 | BB Min | A: 47.89 (+2.51s | 5.0%) | Hilltop Aquatic Swim Team | 07/17/2025 | 2025 UTAGS LC Championships | |
| 262 | Dylan Tian | 50.45 | 8 | BB Min | A: 47.89 (+2.56s | 5.1%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 263 | Noah Gaal | 50.47 | 9 | BB Min | A: 47.89 (+2.58s | 5.1%) | Aces Swim Club | 05/15/2026 | 2026 CO ACES Spring Invite | |
| 264 | Jayke Hung | 50.47 | 10 | BB Min | A: 47.89 (+2.58s | 5.1%) | Bellevue Club Swim Team | 05/28/2026 | 2026 IE VS Apple Capital | |
| 265 | BaoSheng Wang | 50.50 | 8 | BB Min | A: 47.89 (+2.61s | 5.2%) | San Ramon Valley Aquatics | 05/29/2026 | VJO S Tuffy Williams Summer Kickoff Classic | |
| 266 | Haolin Chen | 50.51 | 10 | BB Min | A: 47.89 (+2.62s | 5.2%) | Pacific Dragons Swim Team | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 267 | Aemon Meenaghan | 50.52 | 10 | BB Min | A: 47.89 (+2.63s | 5.2%) | Team Eugene Aquatics | 06/26/2026 | 2026 TEAM Summer Invitational | |
| 268 | Erik Shabdanov | 50.53 | 8 | BB Min | A: 47.89 (+2.64s | 5.2%) | Sunnyvale Swim Club | 05/16/2026 | 2026 DACA LC CBA+ | |
| 269 | Erik Hai | 50.55 | 10 | BB Min | A: 47.89 (+2.66s | 5.3%) | The Claremont Club | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 270 | Brooks Poshusta | 50.56 | 10 | BB Min | A: 47.89 (+2.67s | 5.3%) | Eastmont | 06/19/2026 | 2026 IE VS Starlight Open (USAS) | |
| 271 | Luke Chaikriangkrai | 50.57 | 9 | BB Min | A: 47.89 (+2.68s | 5.3%) | Pro Swimming | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 272 | Asher Amira | 50.58 | 10 | BB Min | A: 47.89 (+2.69s | 5.3%) | Chinook Aquatic Club | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 273 | Odin Fisher | 50.59 | 10 | BB Min | A: 47.89 (+2.70s | 5.3%) | King Aquatic Club | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 274 | Henry Jian | 50.60 | 10 | BB Min | A: 47.89 (+2.71s | 5.4%) | Pacific Dragons Swim Team | 06/13/2026 | 2026 PN IST June Invtational Approved | |
| 275 | Charles Knigge | 50.65 | 10 | BB Min | A: 47.89 (+2.76s | 5.4%) | Spokane Waves Aquatic Team | 04/25/2026 | 2026 SWAT Spring Fling | |
| 276 | Isaiah Fadillah | 50.65 | 10 | BB Min | A: 47.89 (+2.76s | 5.4%) | California Dolphins Swim Team | 05/02/2026 | Alto Spring Jam CBA | |
| 277 | Justin Chi | 50.66 | 9 | BB Min | A: 47.89 (+2.77s | 5.5%) | DeAnza Cupertino Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 278 | Micah Adams | 50.68 | 10 | BB Min | A: 47.89 (+2.79s | 5.5%) | Hood River Valley Swim Team | 06/12/2026 | 73rd Ted Walker Invitational 2026 | |
| 279 | Lucas Hernandez | 50.68 | 10 | BB Min | A: 47.89 (+2.79s | 5.5%) | Bellevue Club Swim Team | 05/28/2026 | 2026 IE VS Apple Capital | |
| 280 | Gairen Bean | 50.69 | 10 | BB Min | A: 47.89 (+2.80s | 5.5%) | South Bay Aquatics | 04/24/2026 | 2026 SI PS ABB Meet Group A | |
| 281 | Deniz Gokbulut | 50.69 | 10 | BB Min | A: 47.89 (+2.80s | 5.5%) | Pro Swimming | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 282 | Matias Monzalvo | 50.70 | 9 | BB Min | A: 47.89 (+2.81s | 5.5%) | South Bay Aquatics | 06/19/2026 | 2026 SI Splash And Dash | |
| 283 | Thomas Cooke | 50.71 | 9 | BB Min | A: 47.89 (+2.82s | 5.6%) | Aptos Cabrillo Swim Club | 06/27/2025 | Valley Splash | |
| 284 | Cedrick Lo | 50.72 | 10 | BB Min | A: 47.89 (+2.83s | 5.6%) | Sandpipers of Nevada | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 285 | William Frohnen | 50.75 | 9 | BB Min | A: 47.89 (+2.86s | 5.6%) | San Ramon Valley Aquatics | 06/27/2026 | NVST Summer Plunge 2026 | |
| 286 | Finn Blakeslee | 50.78 | 10 | BB Min | A: 47.89 (+2.89s | 5.7%) | Hood River Valley Swim Team | 04/25/2026 | GACC Spring Invitational | |
| 287 | Mason Verwers | 50.79 | 9 | BB Min | A: 47.89 (+2.90s | 5.7%) | Unattached | 06/19/2026 | 2026 CO Falfins Long Course Open | |
| 288 | Jimmy Chen | 50.83 | 9 | BB Min | A: 47.89 (+2.94s | 5.8%) | Monterey Park Manta Rays | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 289 | Holden Ling | 50.83 | 10 | BB Min | A: 47.89 (+2.94s | 5.8%) | The Olympic Club | 05/29/2026 | VJO S Tuffy Williams Summer Kickoff Classic | |
| 290 | David Son | 50.88 | 9 | BB Min | A: 47.89 (+2.99s | 5.9%) | Mission Aurora Colorado Swimmi | 06/26/2026 | 2026 CO Zone 2 District Meet DU | |
| 291 | Nil Shamshurin | 50.88 | 10 | BB Min | A: 47.89 (+2.99s | 5.9%) | Bure-Aqua Academy | 06/26/2026 | 2026 CO Zone 2 District Meet AAC | |
| 292 | Jay Kowren | 50.90 | 10 | BB Min | A: 47.89 (+3.01s | 5.9%) | Bainbridge Island Swim Club | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 293 | Jeffrey Li | 50.90 | 9 | BB Min | A: 47.89 (+3.01s | 5.9%) | Sunnyvale Swim Club | 05/16/2026 | 2026 DACA LC CBA+ | |
| 294 | Elliott Boland | 50.91 | 10 | BB Min | A: 47.89 (+3.02s | 5.9%) | Academy Swim Club | 05/16/2026 | BIG ISLAND SWIMMING @ KCAC | |
| 295 | Benjamin Barco | 50.94 | 9 | BB Min | A: 47.89 (+3.05s | 6.0%) | Portland Aquatic Club | 05/22/2026 | 2026 THSC Memorial Weekend Meet | |
| 296 | William Ouyang | 50.94 | 10 | BB Min | A: 47.89 (+3.05s | 6.0%) | San Ramon Valley Aquatics | 05/29/2026 | VJO S Tuffy Williams Summer Kickoff Classic | |
| 297 | Jakob Clements | 50.98 | 8 | BB Min | A: 47.89 (+3.09s | 6.1%) | Chawp | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 298 | Luke Wang | 50.99 | 10 | BB Min | A: 47.89 (+3.10s | 6.1%) | Sierra Marlins Swim Team | 05/23/2026 | 2026 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 299 | Remington Jones | 51.00 | 8 | BB Min | A: 47.89 (+3.11s | 6.1%) | Sandpipers of Nevada | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 300 | 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 | |
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.