USA Boys 10 & under - 50 M Free
These rankings show the swimmers' placement within the United States.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 | Russell Choy | 34.32 | 10 | AA Min | AAA: 32.99 (+1.33s | 3.9%) | Aquazot Swim Club | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 102 | Mason Lankford | 34.34 | 10 | AA Min | AAA: 32.99 (+1.35s | 3.9%) | Unattached | 05/02/2026 | SwimRise IMX IMR Challenge | |
| 103 | Kevin Wang | 34.36 | 10 | AA Min | AAA: 32.99 (+1.37s | 4.0%) | Brea Aquatics | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 104 | Aarav Narayan | 34.40 | 10 | A Min | AA: 34.39 (+0.01s | 0.0%) | Pleasanton Seahawks | 04/25/2026 | Brentwood Seawolves Long Course C B BB+ | |
| 105 | Bryce Gardin | 34.40 | 10 | A Min | AA: 34.39 (+0.01s | 0.0%) | California Capital Aquatics | 06/20/2025 | Reno Aquatic Club Gamble | |
| 106 | Isaac Toledo | 34.44 | 10 | A Min | AA: 34.39 (+0.05s | 0.1%) | Fusion Aquatics | 06/12/2025 | 2025 CA SCS RAA June Age Group Championships | |
| 107 | Sebastian Wood | 34.44 | 10 | A Min | AA: 34.39 (+0.05s | 0.1%) | Lake Lytal Lightning | 05/08/2026 | 2026 Wellington May Long Course Meet | |
| 108 | Olin Beerens | 34.47 | 10 | A Min | AA: 34.39 (+0.08s | 0.2%) | Longhorn Aquatics | 05/10/2026 | 2026 ST TXLA 10 U End Of School Splash | |
| 109 | Ari Thorne | 34.47 | 10 | A Min | AA: 34.39 (+0.08s | 0.2%) | Sarasota Sharks | 05/15/2026 | 2026 Kent B Holdren Memorial Meet | |
| 110 | Jackson Collier | 34.47 | 10 | A Min | AA: 34.39 (+0.08s | 0.2%) | Cypress Fairbanks Swim Club | 06/13/2025 | 2025 ST ASC Firecracker | |
| 111 | Leonardo Mora Carrillo | 34.49 | 10 | A Min | AA: 34.39 (+0.10s | 0.3%) | Blue Marlins Aquatic Club | 05/02/2026 | 2026 Sea Dragon May Open | |
| 112 | James Stitt | 34.50 | 10 | A Min | AA: 34.39 (+0.11s | 0.3%) | Team Pittsburgh Elite Aquatics | 06/12/2025 | Holtrey Summer Classic | |
| 113 | Kai Kitamori | 34.52 | 10 | A Min | AA: 34.39 (+0.13s | 0.4%) | East Bay Bat Rays | 04/25/2026 | San Ramon Valley Aquatics Long Course C B BB+ | |
| 114 | Reid Kelly | 34.53 | 10 | A Min | AA: 34.39 (+0.14s | 0.4%) | Unattached | 04/24/2026 | 2026 CO Steve Drozda LC Shotgun | |
| 115 | Shakhnazar Kurbanov | 34.54 | 10 | BB Min | A: 32.09 (+2.45s | 7.1%) | South Lake Aquatic Club | 04/25/2026 | 11th Annual Hohne Memorial Invitational | |
| 116 | Chancellor Scovel | 34.54 | 10 | A Min | AA: 34.39 (+0.15s | 0.4%) | South Orange County Aquatics | 06/12/2025 | 2025 June Age Group Invite | |
| 117 | Isaac Zhang | 34.56 | 9 | A Min | AA: 34.39 (+0.17s | 0.5%) | First Colony Swim Team, Inc. | 07/16/2025 | 2025 Texas Age Group Championships | |
| 118 | Lynden Feaste | 34.57 | 9 | A Min | AA: 34.39 (+0.18s | 0.5%) | Can Mississauga Aquatic Club | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 119 | Anders Hammond | 34.57 | 10 | A Min | AA: 34.39 (+0.18s | 0.5%) | Riptide Swim Team | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | |
| 120 | Isaac Dai | 34.61 | 9 | A Min | AA: 34.39 (+0.22s | 0.6%) | Mission Viejo Nadadores | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 121 | Joseph Moore | 34.62 | 10 | A Min | AA: 34.39 (+0.23s | 0.7%) | Unattached | 07/31/2025 | 2025 Central Zone 14 Under Championship Mee | |
| 122 | Zhengran Shao | 34.63 | 10 | A Min | AA: 34.39 (+0.24s | 0.7%) | Bolles School Sharks | 04/10/2026 | 2026 April Classic | |
| 123 | Henri Simard | 34.64 | 10 | A Min | AA: 34.39 (+0.25s | 0.7%) | Swim Florida | 05/02/2026 | 2026 Sea Dragon May Open | |
| 124 | Angel Garcia III | 34.65 | 10 | A Min | AA: 34.39 (+0.26s | 0.8%) | Golden West Swim Club | 07/25/2024 | 2024 CA SCS GWSC Summer A G Champs | |
| 125 | Javi Espinosa | 34.66 | 10 | A Min | AA: 34.39 (+0.27s | 0.8%) | Metro Aquatic Club of Miami | 04/25/2026 | 2026 Azura Spring Open LCM Invit | |
| 126 | Michael Fan | 34.67 | 10 | A Min | AA: 34.39 (+0.28s | 0.8%) | High Performance Aquatic Club | 04/18/2026 | 2026 ST ASC LC Kickoff | |
| 127 | Allen Chen | 34.67 | 10 | A Min | AA: 34.39 (+0.28s | 0.8%) | Seattle Metropolitan Aquatic C | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 128 | Craig Thompson | 34.67 | 10 | A Min | AA: 34.39 (+0.28s | 0.8%) | North Coast Aquatics | 05/23/2026 | SI 2026 TAC CSTE All Ages NTS Meet | |
| 129 | Christoph Navarrete Espitia | 34.69 | 9 | A Min | AA: 34.39 (+0.30s | 0.9%) | Sarasota Sharks | 05/15/2026 | 2026 Kent B Holdren Memorial Meet | |
| 130 | Jacob Liu | 34.69 | 10 | A Min | AA: 34.39 (+0.30s | 0.9%) | Aquazot Swim Club | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 131 | Luke Ford | 34.74 | 9 | A Min | AA: 34.39 (+0.35s | 1.0%) | The Claremont Club | 06/12/2025 | 2025 CA SCS RAA June Age Group Championships | |
| 132 | Ray Yu | 34.74 | 10 | A Min | AA: 34.39 (+0.35s | 1.0%) | Aquazot Swim Club | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 133 | Matvey Fadeev | 34.75 | 10 | A Min | AA: 34.39 (+0.36s | 1.0%) | Issaquah Swim Team | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 134 | Jack Armbruster | 34.76 | 10 | A Min | AA: 34.39 (+0.37s | 1.1%) | San Clemente Aquatic Team | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 135 | Maxwell Morgan | 34.77 | 9 | A Min | AA: 34.39 (+0.38s | 1.1%) | Spartan Aquatic Club | 05/02/2026 | SwimRise IMX IMR Challenge | |
| 136 | Kaulu Au | 34.77 | 10 | A Min | AA: 34.39 (+0.38s | 1.1%) | Rainbow Aquatics | 05/02/2026 | Keiko Price Sprint Meet Aloha Mile | |
| 137 | Nicholas Liu | 34.78 | 9 | A Min | AA: 34.39 (+0.39s | 1.1%) | Alto Swim Club | 06/27/2025 | Alto Summer Swelter | |
| 138 | Asher Young | 34.80 | 10 | A Min | AA: 34.39 (+0.41s | 1.2%) | Terrapins Swim Team | 07/11/2025 | 2025 Age Group Championships | |
| 139 | Zachary Snyder | 34.81 | 10 | A Min | AA: 34.39 (+0.42s | 1.2%) | Madison Area YMCA Mariners | 08/06/2025 | 2025 Summer Elite Showcase | |
| 140 | Aspar Dzebisov | 34.81 | 10 | A Min | AA: 34.39 (+0.42s | 1.2%) | Fast Lane Aquatics | 05/01/2026 | 2026 WFLA SPRING OPEN | |
| 141 | Asher Young | 34.84 | 10 | A Min | AA: 34.39 (+0.45s | 1.3%) | Terrapins Swim Team | 06/20/2025 | Zone 2 Last Chance To AG Champs | |
| 142 | Jacob Song | 34.84 | 11 | A Min | AA: 34.39 (+0.45s | 1.3%) | Palo Alto Stanford Aquatics | 06/27/2025 | Silicon Valley LC CBA+ Meet | |
| 143 | Winston Du | 34.89 | 10 | A Min | AA: 34.39 (+0.50s | 1.4%) | Aquajets Swim Team | 05/02/2026 | 2026 MN RSC Pentathlon | |
| 144 | Austin Mitchell | 34.90 | 10 | A Min | AA: 34.39 (+0.51s | 1.5%) | Valley Aquatics | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 145 | Jordy Walder | 34.91 | 10 | A Min | AA: 34.39 (+0.52s | 1.5%) | Dakota Riptide | 06/21/2024 | 2024 Splash Central Invitational | |
| 146 | Luka McGrath | 34.91 | 10 | A Min | AA: 34.39 (+0.52s | 1.5%) | Multnomah Athletic Club | 05/01/2026 | 2026 THSC Spring Invite | |
| 147 | Andy Tran | 34.92 | 10 | A Min | AA: 34.39 (+0.53s | 1.5%) | Seattle Metropolitan Aquatic C | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 148 | Austin Xue | 34.92 | 9 | A Min | AA: 34.39 (+0.53s | 1.5%) | Waterloo Swimming | 05/10/2026 | 2026 ST TXLA 10 U End Of School Splash | |
| 149 | Trevor Lam | 34.93 | 9 | A Min | AA: 34.39 (+0.54s | 1.5%) | Dare Aquatics | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 150 | Micah Kusbel | 34.93 | 10 | A Min | AA: 34.39 (+0.54s | 1.5%) | Unattached | 04/17/2026 | 1st Annual SAW Vs Streamline Fiesta Showdown | |
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.