Pacific Swimming Boys 10 & under - 50 M Breast
These rankings show the swimmers' placement within their Local Swimming Committee (LSC).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 | |
|---|---|---|---|---|---|---|---|---|---|
| 201 | Adrian Williams | 58.04 | 8 | B Min | BB: 54.39 (+3.65s | 6.3%) | Piranha Swimming | 06/21/2025 | NVST Last Chance AG Champs Summer Plunge 2025 | |
| 202 | Hanchen Guo-Li | 58.08 | 9 | B Min | BB: 54.39 (+3.69s | 6.4%) | Alto Swim Club | 06/12/2026 | BAC Long Course | |
| 203 | Oliver Woo | 58.27 | 9 | B Min | BB: 54.39 (+3.88s | 6.7%) | California Dolphins Swim Team | 06/13/2026 | PC CDST LC C B BB+ 26 074 | |
| 204 | Sebastian Dudenko | 58.28 | 9 | B Min | BB: 54.39 (+3.89s | 6.7%) | Alto Swim Club | 07/03/2026 | 2026 Keo Nakama Swim Meet | |
| 205 | Lucas Sun | 58.28 | 10 | B Min | BB: 54.39 (+3.89s | 6.7%) | Alto Swim Club | 06/20/2026 | Alto Summer Swelter | |
| 206 | Julian Kau | 58.30 | 10 | B Min | BB: 54.39 (+3.91s | 6.7%) | Palo Alto Stanford Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | |
| 207 | Everett Levitt | 58.39 | 10 | B Min | BB: 54.39 (+4.00s | 6.9%) | DeAnza Cupertino Aquatics | 06/27/2025 | Silicon Valley LC CBA+ Meet | |
| 208 | Jameson Wallace | 58.39 | 8 | B Min | BB: 54.39 (+4.00s | 6.9%) | Napa Valley Swim Team | 06/27/2026 | NVST Summer Plunge 2026 | |
| 209 | Esteban Trogkanis | 58.48 | 10 | B Min | BB: 54.39 (+4.09s | 7.0%) | Sunnyvale Swim Club | 05/16/2026 | 2026 DACA LC CBA+ | |
| 210 | Norne Fang | 58.48 | 8 | B Min | BB: 54.39 (+4.09s | 7.0%) | Milpitas Aquatic Club | 07/19/2025 | Alto Last Splash | |
| 211 | David Portnoy | 58.53 | 10 | B Min | BB: 54.39 (+4.14s | 7.1%) | DeAnza Cupertino Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | |
| 212 | Gordon Tai | 58.57 | 10 | B Min | BB: 54.39 (+4.18s | 7.1%) | Otter Swim Club | 05/16/2026 | 2026 DACA LC CBA+ | |
| 213 | Ryan Feng | 58.61 | 9 | B Min | BB: 54.39 (+4.22s | 7.2%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 214 | Nathan Nguyen | 58.62 | 10 | B Min | BB: 54.39 (+4.23s | 7.2%) | San Jose Goosemonkeys | 06/20/2026 | Zone 1 South Swim Under The Stars | |
| 215 | Jamie Russell | 58.65 | 9 | B Min | BB: 54.39 (+4.26s | 7.3%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 216 | Zane Small | 58.68 | 9 | B Min | BB: 54.39 (+4.29s | 7.3%) | Burlingame Aquatics | 06/12/2026 | BAC Long Course | |
| 217 | Benjamin Yaghoubzade | 58.70 | 9 | B Min | BB: 54.39 (+4.31s | 7.3%) | Los Altos Mountain View Aquati | 05/16/2026 | 2026 DACA LC CBA+ | |
| 218 | Luca Fu | 58.77 | 9 | B Min | BB: 54.39 (+4.38s | 7.5%) | Lakeridge Swim Team | 05/22/2026 | 2026 Intermountain Classic Long Course Meet | |
| 219 | William Zhao | 58.79 | 9 | B Min | BB: 54.39 (+4.40s | 7.5%) | Palo Alto Stanford Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 220 | Patrice Calippe | 58.83 | 10 | B Min | BB: 54.39 (+4.44s | 7.5%) | Puffins Swimming | 06/20/2026 | Zone 1 South Swim Under The Stars | |
| 221 | Chase White | 58.90 | 10 | B Min | BB: 54.39 (+4.51s | 7.7%) | South Valley Makos | 06/28/2024 | 2024 Valley Splash Zone 1S LCM C B A+ | |
| 222 | Arz Abu Raya | 59.08 | 8 | B Min | BB: 54.39 (+4.69s | 7.9%) | Unattached | 06/06/2025 | BAC C B A Meet | |
| 223 | Colson Mou | 59.18 | 9 | B Min | BB: 54.39 (+4.79s | 8.1%) | South San Francisco Aquatics | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 224 | Eason Liu | 59.21 | 8 | B Min | BB: 54.39 (+4.82s | 8.1%) | Alto Swim Club | 05/02/2026 | Alto Spring Jam CBA | |
| 225 | Charles Zheng | 59.26 | 10 | B Min | BB: 54.39 (+4.87s | 8.2%) | California Dolphins Swim Team | 04/12/2025 | PC BSW LCM C B BB+ Meet | |
| 226 | Sebastian Alfonso | 59.45 | 10 | B Min | BB: 54.39 (+5.06s | 8.5%) | Walnut Creek Aquabears | 06/13/2026 | Orinda PC LC AG C B BB+ | |
| 227 | Ian Wu | 59.55 | 9 | B Min | BB: 54.39 (+5.16s | 8.7%) | California Dolphins Swim Team | 06/07/2025 | 2025 06 07 CDST LC C B BB+ Meet | |
| 228 | Wesley Albright | 59.68 | 9 | B Min | BB: 54.39 (+5.29s | 8.9%) | Reno Aquatic Club | 05/22/2026 | 2026 Intermountain Classic Long Course Meet | |
| 229 | William Fan | 59.90 | 8 | B Min | BB: 54.39 (+5.51s | 9.2%) | DeAnza Cupertino Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | |
| 230 | Atom Niemann | 59.91 | 8 | B Min | BB: 54.39 (+5.52s | 9.2%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 231 | Elias Braginton | 59.92 | 8 | B Min | BB: 54.39 (+5.53s | 9.2%) | Lakeridge Swim Team | 06/19/2026 | Reno Aquatic Club Gamble | |
| 232 | Stetson Webb | 59.93 | 10 | B Min | BB: 54.39 (+5.54s | 9.2%) | Sebastopol Sea Serpents | 06/12/2026 | Neptune Swimming June LC Meet | |
| 233 | Jace Gordon | 1:00.00 | 9 | B Min | BB: 54.39 (+5.61s | 9.3%) | Los Gatos Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 234 | Vincent Wang | 1:00.06 | 8 | B Min | BB: 54.39 (+5.67s | 9.4%) | Sunnyvale Swim Club | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 235 | Mithren Vijay | 1:00.10 | 9 | B Min | BB: 54.39 (+5.71s | 9.5%) | Valley Splash | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 236 | James Cronin | 1:00.18 | 8 | B Min | BB: 54.39 (+5.79s | 9.6%) | Sebastopol Sea Serpents | 06/12/2026 | Neptune Swimming June LC Meet | |
| 237 | Arthur Vyshnyakov | 1:00.21 | 8 | B Min | BB: 54.39 (+5.82s | 9.7%) | Reno Aquatic Club | 06/19/2026 | Reno Aquatic Club Gamble | |
| 238 | Aiden Cai | 1:00.27 | 7 | B Min | BB: 54.39 (+5.88s | 9.8%) | Santa Clara Swim Club | 06/20/2026 | Zone 1 South Swim Under The Stars | |
| 239 | Cary Chen | 1:00.29 | 10 | B Min | BB: 54.39 (+5.90s | 9.8%) | DeAnza Cupertino Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 240 | Jayden Yu | 1:00.39 | 10 | B Min | BB: 54.39 (+6.00s | 9.9%) | DeAnza Cupertino Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 241 | Maximilian Kuo | 1:00.39 | 7 | B Min | BB: 54.39 (+6.00s | 9.9%) | California Dolphins Swim Team | 05/23/2026 | 2026 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 242 | Amaru Cabra | 1:00.45 | 10 | B Min | BB: 54.39 (+6.06s | 10.0%) | Richmond Sailfish | 06/13/2026 | Orinda PC LC AG C B BB+ | |
| 243 | Maxwell Wang | 1:00.46 | 10 | B Min | BB: 54.39 (+6.07s | 10.0%) | Palo Alto Stanford Aquatics | 05/17/2025 | 2025 LAMV SCM C B A+ | |
| 244 | Alex Hirata | 1:00.48 | 10 | B Min | BB: 54.39 (+6.09s | 10.1%) | DeAnza Cupertino Aquatics | 06/06/2025 | 2025 DACA LC CBA+ Meet | |
| 245 | Aleksander Skrzypacz | 1:00.50 | 10 | B Min | BB: 54.39 (+6.11s | 10.1%) | Stanford Campus Recreation Ass | 06/12/2026 | BAC Long Course | |
| 246 | Dhruv Krishna | 1:00.56 | 9 | B Min | BB: 54.39 (+6.17s | 10.2%) | DeAnza Cupertino Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 247 | Kyle Wong | 1:00.56 | 9 | B Min | BB: 54.39 (+6.17s | 10.2%) | Albany Armada Aquatics | 05/29/2026 | VJO S Tuffy Williams Summer Kickoff Classic | |
| 248 | Arthur Cahoy | 1:00.74 | 9 | B Min | BB: 54.39 (+6.35s | 10.5%) | Palo Alto Stanford Aquatics | 05/17/2025 | 2025 LAMV SCM C B A+ | |
| 249 | Kian Zhu | 1:00.76 | 9 | B Min | BB: 54.39 (+6.37s | 10.5%) | Otter Swim Club | 05/16/2026 | 2026 DACA LC CBA+ | |
| 250 | Lucas Kong | 1:00.92 | 9 | B: 1:00.89 (+0.03s | 0.0%) | Palo Alto Stanford Aquatics | 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.