Southern California Swimming Boys 10 & under - 50 Y 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 101 | Cody Ho | 44.52 | 10 | BB Min | A: 42.09 (+2.43s | 5.5%) | Daland Swim Team | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 102 | Zicheng Wang | 44.58 | 10 | BB Min | A: 42.09 (+2.49s | 5.6%) | Brea Aquatics | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 103 | ZhenLin Zhu | 44.59 | 9 | BB Min | A: 42.09 (+2.50s | 5.6%) | Seal Beach Swim Club | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 104 | Marcus Lin | 44.61 | 8 | BB Min | A: 42.09 (+2.52s | 5.6%) | Aquazot Swim Club | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 105 | Devin Song | 44.70 | 8 | BB Min | A: 42.09 (+2.61s | 5.8%) | Rose Bowl Aquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 106 | William Zhang | 44.84 | 10 | BB Min | A: 42.09 (+2.75s | 6.1%) | South Orange County Aquatics | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 107 | Brian Yu | 44.97 | 10 | BB Min | A: 42.09 (+2.88s | 6.4%) | Dare Aquatics | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 108 | Jimmy Chen | 45.25 | 9 | BB Min | A: 42.09 (+3.16s | 7.0%) | Monterey Park Manta Rays | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 109 | William Yao | 45.27 | 9 | BB Min | A: 42.09 (+3.18s | 7.0%) | Fontana Aquatics Club | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 110 | Mike Semenov | 45.31 | 10 | BB Min | A: 42.09 (+3.22s | 7.1%) | Beach Cities Alpha | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 111 | Ari Mobasseri | 45.36 | 8 | BB Min | A: 42.09 (+3.27s | 7.2%) | Aquazot Swim Club | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 112 | Rylan Eldridge | 45.41 | 10 | BB Min | A: 42.09 (+3.32s | 7.3%) | Sandpipers of Nevada | 07/11/2025 | July 2025 Rock The Blocks | |
| 113 | Maksim Kashkolda | 45.55 | 10 | BB Min | A: 42.09 (+3.46s | 7.6%) | Horizon Swimming | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 114 | Jed El Abed | 45.61 | 9 | BB Min | A: 42.09 (+3.52s | 7.7%) | H2o Swim Team | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 115 | Gavin Song | 45.79 | 9 | BB Min | A: 42.09 (+3.70s | 8.1%) | Brea Aquatics | 12/13/2024 | 2024 CA RAA SCS WAG | |
| 116 | Liam Pennisi | 45.86 | 10 | BB Min | A: 42.09 (+3.77s | 8.2%) | Aquazot Swim Club | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 117 | Mahkoah Tanap | 45.86 | 10 | BB Min | A: 42.09 (+3.77s | 8.2%) | Quantum Waves Aquatics | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 118 | Kellan Naisbitt | 45.89 | 9 | BB Min | A: 42.09 (+3.80s | 8.3%) | Mission Viejo Nadadores | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 119 | Yusen Wang | 45.90 | 9 | BB Min | A: 42.09 (+3.81s | 8.3%) | Irvine Novaquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 120 | Callahan Espiritu | 45.93 | 8 | BB Min | A: 42.09 (+3.84s | 8.4%) | Aquazot Swim Club | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 121 | Liam Kwok | 46.05 | 10 | BB Min | A: 42.09 (+3.96s | 8.6%) | Socal Aquatics Association | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 122 | Aram Hovsepian | 46.06 | 10 | BB Min | A: 42.09 (+3.97s | 8.6%) | Canyons Aquatic Club | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 123 | Dongxin Xian | 46.22 | 9 | BB Min | A: 42.09 (+4.13s | 8.9%) | Arcadia Riptides Swim Club | 03/13/2025 | 2025 SCS Spring Age Group Champs @ Armada | |
| 124 | Jaxson Han | 46.24 | 10 | BB Min | A: 42.09 (+4.15s | 9.0%) | Irvine Novaquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 125 | Wyatt Chandler | 46.29 | 8 | BB Min | A: 42.09 (+4.20s | 9.1%) | San Dimas Aquatics | 12/13/2024 | 2024 CA RAA SCS WAG | |
| 126 | Chancellor Scovel | 46.35 | 10 | BB Min | A: 42.09 (+4.26s | 9.2%) | South Orange County Aquatics | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 127 | Edgar Harutyunyan | 46.38 | 10 | BB Min | A: 42.09 (+4.29s | 9.2%) | Rose Bowl Aquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 128 | Erik Hai | 46.48 | 9 | BB Min | A: 42.09 (+4.39s | 9.4%) | The Claremont Club | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 129 | Cole Valk | 46.49 | 10 | BB Min | A: 42.09 (+4.40s | 9.5%) | Irvine Novaquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 130 | Enzo Lin | 46.66 | 9 | BB Min | A: 42.09 (+4.57s | 9.8%) | Splash Aquatics | 10/25/2025 | 2025 HI 25th Annual Bill Smith Invitational | |
| 131 | Grayson Li | 46.77 | 9 | BB Min | A: 42.09 (+4.68s | 10.0%) | Brea Aquatics | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 132 | Leland Tsou | 46.81 | 9 | BB Min | A: 42.09 (+4.72s | 10.1%) | Paseo Aquatics Swim Team | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 133 | Bodhi Maechler | 46.91 | 10 | BB Min | A: 42.09 (+4.82s | 10.3%) | Buenaventura Swim Club | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 134 | Levi Garay | 46.97 | 10 | BB Min | A: 42.09 (+4.88s | 10.4%) | Fontana Aquatics Club | 12/04/2025 | 2025 Holiday Swim Festival | |
| 135 | Koa Tejwani | 47.18 | 9 | BB Min | A: 42.09 (+5.09s | 10.8%) | Jcc Waves | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 136 | Bryce Bowman | 47.34 | 10 | BB Min | A: 42.09 (+5.25s | 11.1%) | Mission Viejo Nadadores | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 137 | Bryce Alpert | 47.65 | 9 | BB Min | A: 42.09 (+5.56s | 11.7%) | Aquazot Swim Club | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 138 | Declan Wang | 47.80 | 8 | B Min | BB: 47.69 (+0.11s | 0.2%) | Fast Swim Team | 02/16/2024 | 2024 CCS SCY AGC | |
| 139 | Jayden Lu | 47.81 | 10 | B Min | BB: 47.69 (+0.12s | 0.3%) | Klg Sports Swim Team | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 140 | Ryan Song | 47.82 | 8 | B Min | BB: 47.69 (+0.13s | 0.3%) | Wasc | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 141 | Allen Zuo | 47.87 | 8 | B Min | BB: 47.69 (+0.18s | 0.4%) | Brea Aquatics | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 142 | Kai Vo | 48.18 | 9 | B Min | BB: 47.69 (+0.49s | 1.0%) | Splash Aquatics | 12/06/2025 | 45th Annual Ken Suenaga Invitational (SCY) | |
| 143 | Zerui Deng | 48.20 | 10 | B Min | BB: 47.69 (+0.51s | 1.1%) | Irvine Novaquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 144 | Vince Cho | 49.41 | 8 | B Min | BB: 47.69 (+1.72s | 3.5%) | Maywood Sparks Swim Team | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 145 | Tyler Liu | 49.77 | 8 | B Min | BB: 47.69 (+2.08s | 4.2%) | Brea Aquatics | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 146 | Xavier Hu | 50.27 | 7 | B Min | BB: 47.69 (+2.58s | 5.1%) | Brea Aquatics | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 147 | Shaan Chenam | 50.46 | 8 | B Min | BB: 47.69 (+2.77s | 5.5%) | Aquazot Swim Club | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 148 | Archer Thangaratnam | 50.65 | 9 | B Min | BB: 47.69 (+2.96s | 5.8%) | Sandpipers of Nevada | 07/11/2025 | July 2025 Rock The Blocks | |
| 149 | Bradley Bejune | 51.05 | 10 | B Min | BB: 47.69 (+3.36s | 6.6%) | Ccat Swimming | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 150 | Ian Campbell | 51.08 | 9 | B Min | BB: 47.69 (+3.39s | 6.6%) | Sandpipers of Nevada | 11/08/2024 | 2024 NV State Championships | |
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.