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 | Eli Lawson | 49.63 | 9 | BB Min | A: 47.89 (+1.74s | 3.5%) | Dolphin Aquatics | 07/16/2026 | 2026 SCS ELITE Age Group LCM Championship | |
| 252 | Christopher Navarro | 49.64 | 10 | BB Min | A: 47.89 (+1.75s | 3.5%) | Kamehameha Swim Club | 06/06/2026 | 2026 15th Annual Wada Rainbow Invitational | |
| 253 | Alex Agourian | 49.68 | 10 | BB Min | A: 47.89 (+1.79s | 3.6%) | Rose Bowl Aquatics | 07/23/2026 | 2026 CA SCS Summer A G Champs @ BREA | |
| 254 | Kai Kitamori | 49.68 | 10 | BB Min | A: 47.89 (+1.79s | 3.6%) | East Bay Bat Rays | 06/13/2026 | PC CDST LC C B BB+ 26 074 | |
| 255 | Bode Mello | 49.68 | 10 | BB Min | A: 47.89 (+1.79s | 3.6%) | Excel Aquatics | 07/17/2026 | 2026 SE Southeastern Summer LC Championships | |
| 256 | Austin Zhou | 49.69 | 9 | BB Min | A: 47.89 (+1.80s | 3.6%) | Pacific Dragons Swim Team | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 257 | Allen Zuo | 49.70 | 9 | BB Min | A: 47.89 (+1.81s | 3.6%) | Brea Aquatics | 07/23/2026 | 2026 CA SCS Summer A G Champs @ BREA | |
| 258 | Graham Brinker | 49.71 | 9 | BB Min | A: 47.89 (+1.82s | 3.7%) | Star Aquatics | 04/17/2026 | 2026 STAR April Friday Night At The Races | |
| 259 | Robert Patterson | 49.72 | 10 | BB Min | A: 47.89 (+1.83s | 3.7%) | Lake Oswego Swim Club | 07/10/2026 | 2026 OSI Arena Summer LC 12 U Championships | |
| 260 | Young Sun | 49.72 | 9 | BB Min | A: 47.89 (+1.83s | 3.7%) | Pro Swimming | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 261 | Ryan Ferguson | 49.72 | 10 | BB Min | A: 47.89 (+1.83s | 3.7%) | Santa Clara Swim Club | 06/27/2026 | 2026 Santa Clara LC Race To Age Group Champs | |
| 262 | Jaden Manalastas | 49.74 | 10 | BB Min | A: 47.89 (+1.85s | 3.7%) | South San Francisco Aquatics | 05/02/2026 | Alto Spring Jam CBA | |
| 263 | Phinnaeus Johnson | 49.75 | 10 | BB Min | A: 47.89 (+1.86s | 3.7%) | South Valley Makos | 06/27/2025 | Valley Splash | |
| 264 | William Jeffery | 49.80 | 9 | BB Min | A: 47.89 (+1.91s | 3.8%) | Los Angeles Swim Club | 06/11/2026 | 2026 SCS June AG Invite | |
| 265 | Max Peterson | 49.82 | 10 | BB Min | A: 47.89 (+1.93s | 3.9%) | Cottonwood Heights Aquatics | 07/17/2025 | 2025 UTAGS LC Championships | |
| 266 | Ilan Rattner | 49.86 | 9 | BB Min | A: 47.89 (+1.97s | 4.0%) | Sunnyvale Swim Club | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 267 | Jay Kowren | 49.88 | 10 | BB Min | A: 47.89 (+1.99s | 4.0%) | Bainbridge Island Swim Club | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 268 | Leo Gazzard | 49.88 | 9 | BB Min | A: 47.89 (+1.99s | 4.0%) | Bellevue Club Swim Team | 07/10/2026 | 2026 PN OCA Last Chance Invitational Approve | |
| 269 | Luca Desset | 49.92 | 10 | BB Min | A: 47.89 (+2.03s | 4.1%) | VANCOUVER SWIM CLUB | 07/10/2026 | 2026 OSI Arena Summer LC 12 U Championships | |
| 270 | Caleb Gray | 49.97 | 8 | BB Min | A: 47.89 (+2.08s | 4.2%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 271 | Winston Wang | 50.00 | 9 | BB Min | A: 47.89 (+2.11s | 4.2%) | Rose Bowl Aquatics | 06/11/2026 | 2026 SCS June AG Invite CANY | |
| 272 | Jayke Hung | 50.00 | 10 | BB Min | A: 47.89 (+2.11s | 4.2%) | Bellevue Club Swim Team | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 273 | Kotia Zvereff | 50.02 | 8 | BB Min | A: 47.89 (+2.13s | 4.3%) | Unattached | 06/12/2026 | Neptune Swimming June LC Meet | |
| 274 | Valentino Agresti | 50.02 | 9 | BB Min | A: 47.89 (+2.13s | 4.3%) | Punahou Aquatics Institute | 07/16/2026 | 2026 HISI LCM Championships | |
| 275 | Mason Nguyen | 50.09 | 10 | BB Min | A: 47.89 (+2.20s | 4.4%) | Aquazot Swim Club | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 276 | Adam Alkhayru | 50.09 | 9 | BB Min | A: 47.89 (+2.20s | 4.4%) | Reno Aquatic Club | 07/10/2026 | 2026 NNA Silver State Championships | |
| 277 | Isaiah Fadillah | 50.10 | 10 | BB Min | A: 47.89 (+2.21s | 4.4%) | Alto Swim Club | 07/25/2026 | Alto Last Splash | |
| 278 | William Power | 50.11 | 10 | BB Min | A: 47.89 (+2.22s | 4.4%) | Unattached | 06/27/2025 | Valley Splash | |
| 279 | Milo Lanigan | 50.11 | 10 | BB Min | A: 47.89 (+2.22s | 4.4%) | Pikes Peak Athletics | 05/16/2026 | 2026 CO Hilltopper Invite | |
| 280 | Julius Voigt | 50.13 | 10 | BB Min | A: 47.89 (+2.24s | 4.5%) | Island Aquatics | 07/16/2026 | 2026 HISI LCM Championships | |
| 281 | Ishaan Malik | 50.15 | 10 | BB Min | A: 47.89 (+2.26s | 4.5%) | Unattached | 05/02/2026 | Alto Spring Jam CBA | |
| 282 | Saul Guevara | 50.16 | 8 | BB Min | A: 47.89 (+2.27s | 4.5%) | Alto Swim Club | 07/25/2026 | Alto Last Splash | |
| 283 | 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 | |
| 284 | 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 | |
| 285 | Watson Xie | 50.19 | 10 | BB Min | A: 47.89 (+2.30s | 4.6%) | Chinook Aquatic Club | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 286 | 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 | |
| 287 | 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 | |
| 288 | 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 | |
| 289 | Junji Kimori | 50.22 | 10 | BB Min | A: 47.89 (+2.33s | 4.6%) | Swim Torrance | 07/23/2026 | 2026 CA SCS RAA Summer A G Champs Copied | |
| 290 | Frederick Sun | 50.22 | 9 | BB Min | A: 47.89 (+2.33s | 4.6%) | Rose Bowl Aquatics | 07/23/2026 | 2026 CA SCS Summer A G Champs @ BREA | |
| 291 | Kekalaholuokekaipueo Hanson | 50.22 | 10 | BB Min | A: 47.89 (+2.33s | 4.6%) | Punahou Aquatics Institute | 07/16/2026 | 2026 HISI LCM Championships | |
| 292 | Bruce Zhang | 50.27 | 9 | BB Min | A: 47.89 (+2.38s | 4.7%) | Alto Swim Club | 06/20/2026 | Alto Summer Swelter | |
| 293 | Kaid Petersen | 50.28 | 8 | BB Min | A: 47.89 (+2.39s | 4.8%) | Port Angeles Swim Club | 07/10/2026 | 2026 Sizzlin Summer Splash Copied | |
| 294 | 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 | |
| 295 | Jacob Cardenas | 50.31 | 10 | BB Min | A: 47.89 (+2.42s | 4.8%) | Pacific Swim | 07/23/2026 | 2026 SI LC AGE GROUP CHAMPIONSHIPS | |
| 296 | Lucas Wang | 50.38 | 8 | BB Min | A: 47.89 (+2.49s | 4.9%) | Fusion Aquatics | 07/23/2026 | 2026 CA SCS RAA Summer A G Champs Copied | |
| 297 | 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 | |
| 298 | Gunnar Torres | 50.39 | 10 | BB Min | A: 47.89 (+2.50s | 5.0%) | Gold\\\\\\'s Aquatics Club (Camas) | 08/01/2026 | 2026 GACC End Of Season | |
| 299 | 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 | |
| 300 | Felix Cera | 50.39 | 10 | BB Min | A: 47.89 (+2.50s | 5.0%) | Olympic Cascade Aquatics | 07/23/2026 | 2026 PN LC 12 U Championships 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.