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 | |
|---|---|---|---|---|---|---|---|---|---|
| 101 | Jaden Shin | 49.78 | 10 | BB Min | A: 47.89 (+1.89s | 3.8%) | South Snohomish Co Dolphins | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 102 | Max Peterson | 49.82 | 10 | BB Min | A: 47.89 (+1.93s | 3.9%) | Cottonwood Heights Aquatics | 07/17/2025 | 2025 UTAGS LC Championships | |
| 103 | Wyatt Chandler | 49.83 | 10 | BB Min | A: 47.89 (+1.94s | 3.9%) | San Dimas Aquatics | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 104 | Aaron Kim | 49.86 | 9 | BB Min | A: 47.89 (+1.97s | 4.0%) | The Spartans of La Canada | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 105 | Kamden Love | 49.87 | 10 | BB Min | A: 47.89 (+1.98s | 4.0%) | Stingray Swim Team | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 106 | Jozua Sugianto | 49.98 | 10 | BB Min | A: 47.89 (+2.09s | 4.2%) | Unattached | 04/19/2025 | Alto Spring Jam Meet | |
| 107 | Eli Lawson | 50.04 | 9 | BB Min | A: 47.89 (+2.15s | 4.3%) | Dolphin Aquatics | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 108 | Ishaan Karunanayake | 50.07 | 10 | BB Min | A: 47.89 (+2.18s | 4.4%) | Alto Swim Club | 06/27/2025 | Alto Summer Swelter | |
| 109 | Edwin Fernando | 50.08 | 10 | BB Min | A: 47.89 (+2.19s | 4.4%) | Cerritos Aquatic Club | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 110 | William Power | 50.11 | 10 | BB Min | A: 47.89 (+2.22s | 4.4%) | Unattached | 06/27/2025 | Valley Splash | |
| 111 | Angel Garcia III | 50.18 | 10 | BB Min | A: 47.89 (+2.29s | 4.6%) | Golden West Swim Club | 07/25/2024 | 2024 CA SCS GWSC Summer A G Champs | |
| 112 | Landon Gura | 50.18 | 9 | BB Min | A: 47.89 (+2.29s | 4.6%) | North Coast Aquatics | 07/24/2025 | 2025 SI LC AG CHAMPS | |
| 113 | Ray Yu | 50.18 | 10 | BB Min | A: 47.89 (+2.29s | 4.6%) | Aquazot Swim Club | 06/12/2025 | 2025 SCS June AG Invite @ La Mirada Armada | |
| 114 | Parker Sampson | 50.30 | 10 | BB Min | A: 47.89 (+2.41s | 4.8%) | Denver Swim Academy | 05/17/2025 | 2025 CO Hilltopper Invite | |
| 115 | Jensen Huang | 50.30 | 10 | BB Min | A: 47.89 (+2.41s | 4.8%) | Arcadia Riptides Swim Club | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 116 | Gustavo Luna | 50.30 | 10 | BB Min | A: 47.89 (+2.41s | 4.8%) | Paseo Aquatics Swim Team | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 117 | 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 | |
| 118 | Ashwin Tiwari | 50.38 | 9 | BB Min | A: 47.89 (+2.49s | 4.9%) | Olympic Cascade Aquatics | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 119 | 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 | |
| 120 | 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 | |
| 121 | Jaxon Despain | 50.41 | 9 | BB Min | A: 47.89 (+2.52s | 5.0%) | Denver Swim Academy | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 122 | Max Ong | 50.52 | 10 | BB Min | A: 47.89 (+2.63s | 5.2%) | Pacific Swim | 07/24/2025 | 2025 SI LC AG CHAMPS | |
| 123 | Yupeng Wang | 50.54 | 10 | BB Min | A: 47.89 (+2.65s | 5.2%) | Monterey Park Manta Rays | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 124 | 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 | |
| 125 | Elijah Hutagalung | 50.57 | 10 | BB Min | A: 47.89 (+2.68s | 5.3%) | Aspire Aquatics of Colorado | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 126 | Chancellor Scovel | 50.57 | 10 | BB Min | A: 47.89 (+2.68s | 5.3%) | South Orange County Aquatics | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 127 | Luka McGrath | 50.61 | 10 | BB Min | A: 47.89 (+2.72s | 5.4%) | Multnomah Athletic Club | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 128 | Oliver Gist-Pitts | 50.63 | 10 | BB Min | A: 47.89 (+2.74s | 5.4%) | Boulder Swim Team | 06/27/2025 | 2025 CO Zone 2 VMAC Meet | |
| 129 | Luke Xu | 50.67 | 10 | BB Min | A: 47.89 (+2.78s | 5.5%) | California Dolphins Swim Team | 06/07/2025 | 2025 06 07 CDST LC C B BB+ Meet | |
| 130 | Thomas Cooke | 50.71 | 9 | BB Min | A: 47.89 (+2.82s | 5.6%) | Aptos Cabrillo Swim Club | 06/27/2025 | Valley Splash | |
| 131 | Nikoloz Zhorzholiani | 50.71 | 9 | BB Min | A: 47.89 (+2.82s | 5.6%) | Seattle Metropolitan Aquatic C | 06/27/2025 | 2025 PN SMAC Summer Classic Invitational | |
| 132 | Mason Kim | 50.72 | 10 | BB Min | A: 47.89 (+2.83s | 5.6%) | Maywood Sparks Swim Team | 06/12/2025 | 2025 SCS June AG Invite @ La Mirada Armada | |
| 133 | Ryan Xie | 50.76 | 10 | BB Min | A: 47.89 (+2.87s | 5.7%) | Cascadia Swimming | 11/01/2025 | Oregon City Fall Open 2025 | |
| 134 | Lok Zhang | 50.92 | 10 | BB Min | A: 47.89 (+3.03s | 6.0%) | Pacific Dragons Swim Team | 06/27/2025 | 2025 PN SMAC Summer Classic Invitational | |
| 135 | Mateo Sison | 50.97 | 10 | BB Min | A: 47.89 (+3.08s | 6.0%) | San Ramon Valley Aquatics | 06/07/2025 | Orinda Aquatics LC C B BB+ Meet | |
| 136 | Gary Stoll | 51.01 | 10 | BB Min | A: 47.89 (+3.12s | 6.1%) | Legacy Aquatics | 11/01/2025 | Oregon City Fall Open 2025 | |
| 137 | Phillippe Choi | 51.03 | 10 | BB Min | A: 47.89 (+3.14s | 6.2%) | Klg Sports Swim Team | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 138 | Emmett Curry | 51.04 | 10 | BB Min | A: 47.89 (+3.15s | 6.2%) | Seattle Metropolitan Aquatic C | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 139 | Logan Snodgrass | 51.05 | 10 | BB Min | A: 47.89 (+3.16s | 6.2%) | Denver Swim Academy | 04/26/2025 | 2025 CO FST Spring LC Fever | |
| 140 | Koa Tejwani | 51.10 | 9 | BB Min | A: 47.89 (+3.21s | 6.3%) | Jcc Waves | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 141 | Haolin Chen | 51.12 | 10 | BB Min | A: 47.89 (+3.23s | 6.3%) | Pacific Dragons Swim Team | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 142 | Bryce Alpert | 51.15 | 9 | BB Min | A: 47.89 (+3.26s | 6.4%) | Aquazot Swim Club | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 143 | Matthew Ko | 51.17 | 10 | BB Min | A: 47.89 (+3.28s | 6.4%) | Aspire Aquatics of Colorado | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 144 | 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 | |
| 145 | Chukwuma Chiedozi | 51.22 | 10 | BB Min | A: 47.89 (+3.33s | 6.5%) | Rogue Rapids | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 146 | Riccardo Sardena | 51.25 | 9 | BB Min | A: 47.89 (+3.36s | 6.6%) | Swim Team of Placentia | 07/25/2024 | 2024 CA SCS BREA Summer A G Champs | |
| 147 | Ethan Kang | 51.25 | 10 | BB Min | A: 47.89 (+3.36s | 6.6%) | Santa Clara Swim Club | 05/23/2025 | Zone 1 South May Firecracker 500 | |
| 148 | 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 | |
| 149 | Leo Ferrante | 51.33 | 10 | BB Min | A: 47.89 (+3.44s | 6.7%) | Palo Alto Stanford Aquatics | 06/27/2025 | Silicon Valley LC CBA+ Meet | |
| 150 | Arian Gavriljuk | 51.38 | 10 | BB Min | A: 47.89 (+3.49s | 6.8%) | Pro Swimming | 07/11/2025 | 2025 PN OCA July Jamboree Invitational | |
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.