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 | |
|---|---|---|---|---|---|---|---|---|---|
| 301 | Chayton Zhou | 34.52 | 9 | A Min | AA: 34.39 (+0.13s | 0.4%) | Pleasanton Seahawks | 05/23/2026 | 2026 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 302 | Lucas Shi | 34.52 | 10 | A Min | AA: 34.39 (+0.13s | 0.4%) | Dynamo Swim Club | 06/26/2026 | 2026 HSA June Invitational | |
| 303 | Boris Petrov | 34.53 | 10 | A Min | AA: 34.39 (+0.14s | 0.4%) | Patriot Aquatics | 06/26/2026 | 2026 Planet Swim Summer Championships | |
| 304 | Max Matov | 34.53 | 10 | A Min | AA: 34.39 (+0.14s | 0.4%) | Commonwealth Swimming | 06/12/2026 | 2026 NE CS Summer Solstice | |
| 305 | Hank Li | 34.53 | 10 | A Min | AA: 34.39 (+0.14s | 0.4%) | Kentucky Aquatics | 05/15/2026 | Kentucky Aquatics Derby Classic | |
| 306 | Andrew Szalay | 34.55 | 10 | A Min | AA: 34.39 (+0.16s | 0.5%) | Austin Swim Club | 06/26/2026 | 2026 NEAT Long Course STX Championship | |
| 307 | Dmitry Klyukin | 34.55 | 10 | A Min | AA: 34.39 (+0.16s | 0.5%) | Tide Swimming | 06/05/2026 | 2026 TIDE Schools Out Classic | |
| 308 | 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 | |
| 309 | 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 | |
| 310 | Brendon Kim | 34.58 | 10 | A Min | AA: 34.39 (+0.19s | 0.5%) | H2o Swim Team | 06/11/2026 | 2026 SCS June AG Invite CANY | |
| 311 | Declan Dame | 34.60 | 10 | A Min | AA: 34.39 (+0.21s | 0.6%) | SwimMAC Carolina | 06/19/2026 | GSA 70th Annual Eastern Invitational | |
| 312 | Levi Halbe | 34.60 | 10 | A Min | AA: 34.39 (+0.21s | 0.6%) | Nation\\\\\\'s Capital Swim Club | 04/17/2026 | 2026 CAC Spring Swimming To The 80's LCM Sw | |
| 313 | 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 | |
| 314 | Kyle Whitley | 34.61 | 10 | A Min | AA: 34.39 (+0.22s | 0.6%) | Fast Falcons | 06/25/2026 | 2026 FAST Independence Invitational | |
| 315 | Benjamin Hankinson | 34.63 | 9 | A Min | AA: 34.39 (+0.24s | 0.7%) | Jupiter Dragons Swim Team | 06/13/2026 | 2026 TCA Aaron Vaughn Memorial | |
| 316 | George Tian | 34.63 | 10 | A Min | AA: 34.39 (+0.24s | 0.7%) | United Swim Club | 06/26/2026 | ATAC Long Course Invitational | |
| 317 | Finn Winchell | 34.63 | 10 | A Min | AA: 34.39 (+0.24s | 0.7%) | Lowes YMCA Lightning Swim Team | 06/26/2026 | 2026 USRY LC Championships | |
| 318 | Henri Simard | 34.64 | 10 | A Min | AA: 34.39 (+0.25s | 0.7%) | Swim Florida | 05/02/2026 | 2026 Sea Dragon May Open | |
| 319 | Evan Wik | 34.65 | 9 | A Min | AA: 34.39 (+0.26s | 0.8%) | Southwest Stars Swim Club | 06/11/2026 | 2026 RAFC Summer Solstice Invitational | |
| 320 | 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 | |
| 321 | Yuning Huang | 34.66 | 10 | A Min | AA: 34.39 (+0.27s | 0.8%) | Rose Bowl Aquatics | 06/11/2026 | 2026 SCS June AG Invite CANY | |
| 322 | Caleb Nash | 34.66 | 10 | A Min | AA: 34.39 (+0.27s | 0.8%) | Old North State Aquatics | 06/25/2026 | ONSA Independence Invitational Copied | |
| 323 | Oliver Cutler | 34.67 | 10 | A Min | AA: 34.39 (+0.28s | 0.8%) | Raleigh Swimming Association | 06/13/2026 | 2026 MOR Liberty Meet | |
| 324 | 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 | |
| 325 | 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 | |
| 326 | 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 | |
| 327 | Kyu Bae | 34.67 | 9 | A Min | AA: 34.39 (+0.28s | 0.8%) | Waterloo Swimming | 06/26/2026 | 2026 NEAT Long Course STX Championship | |
| 328 | Christian Bland | 34.67 | 10 | A Min | AA: 34.39 (+0.28s | 0.8%) | Northeast Family YMCA | 05/08/2026 | 2026 Cardinal Aquatics Summer Throwdown | |
| 329 | Eli Bolten | 34.68 | 10 | A Min | AA: 34.39 (+0.29s | 0.8%) | Nation\\\\\\'s Capital Swim Club | 05/01/2026 | Speedo Spring Splash | |
| 330 | Henry Chung | 34.68 | 10 | A Min | AA: 34.39 (+0.29s | 0.8%) | Commonwealth Swimming | 06/12/2026 | 2026 NE CS Summer Solstice | |
| 331 | Christoph Navarrete Espitia | 34.69 | 10 | A Min | AA: 34.39 (+0.30s | 0.9%) | Sarasota Sharks | 05/15/2026 | 2026 Kent B Holdren Memorial Meet | |
| 332 | Ford Halvorson | 34.71 | 10 | A Min | AA: 34.39 (+0.32s | 0.9%) | Foxjets Swim Team | 06/11/2026 | 2026 MN AQJT Aquajets Summer Spectacular | |
| 333 | Ryan Kashani | 34.71 | 10 | A Min | AA: 34.39 (+0.32s | 0.9%) | Houston Hydra | 06/05/2026 | 2026 ST SRG Arena Surge Shark Sizzler | |
| 334 | Steve Guo | 34.72 | 10 | A Min | AA: 34.39 (+0.33s | 1.0%) | Tac Titans | 06/11/2026 | 2026 CMC Triangle Classic Meet | |
| 335 | Holten Lawrence | 34.73 | 10 | A Min | AA: 34.39 (+0.34s | 1.0%) | The Dalles Swim Team | 07/04/2026 | Pendleton Open 2026 | |
| 336 | Michael Bodnar | 34.73 | 10 | A Min | AA: 34.39 (+0.34s | 1.0%) | SwimAtlanta | 06/18/2026 | 2026 Tennessee Aquatics June Invitational | |
| 337 | Dylan sun | 34.74 | 10 | A Min | AA: 34.39 (+0.35s | 1.0%) | Brea Aquatics | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 338 | Cole Proescher | 34.74 | 10 | A Min | AA: 34.39 (+0.35s | 1.0%) | Orinda Aquatics | 06/13/2026 | Orinda PC LC AG C B BB+ | |
| 339 | 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 | |
| 340 | Aaron Chen | 34.75 | 10 | A Min | AA: 34.39 (+0.36s | 1.0%) | Hinsdale Swim Club | 06/26/2026 | 2026 SE Richard Quick Invitational | |
| 341 | Alister Carlton | 34.77 | 9 | A Min | AA: 34.39 (+0.38s | 1.1%) | Nitro Swimming | 05/30/2026 | 2026 ST NTRO LC May Splashdown | |
| 342 | Maxwell Morgan | 34.77 | 10 | A Min | AA: 34.39 (+0.38s | 1.1%) | Spartan Aquatic Club | 05/02/2026 | SwimRise IMX IMR Challenge | |
| 343 | Jonathan Miriovsky | 34.78 | 10 | A Min | AA: 34.39 (+0.39s | 1.1%) | Huntsville Swim Association | 06/26/2026 | 2026 HSA June Invitational | |
| 344 | Asher Young | 34.80 | 10 | A Min | AA: 34.39 (+0.41s | 1.2%) | Terrapins Swim Team | 07/11/2025 | 2025 Age Group Championships | |
| 345 | Tatsumasa Sekine | 34.80 | 9 | A Min | AA: 34.39 (+0.41s | 1.2%) | Santa Clara Swim Club | 06/27/2026 | 2026 Santa Clara LC Race To Age Group Champs | |
| 346 | Jayden Liu | 34.80 | 10 | A Min | AA: 34.39 (+0.41s | 1.2%) | Seattle Metropolitan Aquatic C | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 347 | 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 | |
| 348 | Andrew Zhang | 34.81 | 9 | A Min | AA: 34.39 (+0.42s | 1.2%) | Revolution Swim Club | 06/12/2026 | 2026 NE CS Summer Solstice | |
| 349 | Arick Eisler | 34.81 | 9 | A Min | AA: 34.39 (+0.42s | 1.2%) | Tac Titans | 06/11/2026 | 2026 CMC Triangle Classic Meet | |
| 350 | Renzhi Dong | 34.82 | 10 | A Min | AA: 34.39 (+0.43s | 1.2%) | Charles River Aquatics | 06/26/2026 | 2026 NE SUN Summer Solstice | |
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.