USA Boys 10 & under - 50 Y 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 5251 | Grayson Choong | 38.56 | 9 | B: 38.19 (+0.37s | 1.0%) | First Colony Swim Team, Inc. | 02/21/2025 | 2025 Gulf 12 Under Champs (PACK) | ||
| 5252 | Michael Elton | 38.56 | 10 | B: 38.19 (+0.37s | 1.0%) | High Tides Swim Club | 02/27/2026 | 2026 MN MTKA Minnesota Regional Championship | ||
| 5253 | Skandan Chamraj | 38.56 | 9 | B: 38.19 (+0.37s | 1.0%) | Riptide Swim Team | 02/27/2026 | 2026 MN MAN Minnesota Regional Championship | ||
| 5254 | Simon Xiong | 38.56 | 10 | B: 38.19 (+0.37s | 1.0%) | Nitro Swimming | 09/06/2026 | 2026 ST NTRO Stephen J Wolleben Memorial Meet | ||
| 5255 | Holden Lee | 38.56 | 10 | B: 38.19 (+0.37s | 1.0%) | Palo Alto Stanford Aquatics | 10/24/2026 | SUNN Fall Classic 2026 | ||
| 5256 | Dylan Baroni | 38.57 | 10 | B: 38.19 (+0.38s | 1.0%) | Life Time Fitness New York Swi | 02/28/2026 | 2026 MR QNS I Know I Can Invitational | ||
| 5257 | Emmett Keil | 38.57 | 8 | B: 38.19 (+0.38s | 1.0%) | Aquajets Swim Team | 03/07/2026 | 2026 MN RSC 10 U State Championship | ||
| 5258 | Mason Bochsler | 38.57 | 9 | B: 38.19 (+0.38s | 1.0%) | Stayton | 02/13/2026 | 2026 OR HS 4a 4 | ||
| 5259 | Daniel Swift | 38.57 | 10 | B: 38.19 (+0.38s | 1.0%) | CAC Stingrays Swim Team | 02/13/2026 | 2026 CO NJ Groundhog Invite | ||
| 5260 | Zachary Ervin | 38.57 | 9 | B: 38.19 (+0.38s | 1.0%) | Machine Aquatics | 03/20/2026 | March Madness 2026 | ||
| 5261 | Nalin Dayanand | 38.57 | 10 | B: 38.19 (+0.38s | 1.0%) | Great Lakes Tritons | 12/12/2025 | 2025 GLT Tsunami | ||
| 5262 | Stefan Belmarez | 38.57 | 10 | B: 38.19 (+0.38s | 1.0%) | Nation\\\\\\'s Capital Swim Club | 12/04/2025 | 2025 PV Turkey Claus Showdown | ||
| 5263 | Zhencheng Xu | 38.57 | 9 | B: 38.19 (+0.38s | 1.0%) | Alto Swim Club | 11/15/2025 | Alto Nov 15 16 Fall Frolic | ||
| 5264 | Parker Weberg | 38.57 | 10 | B: 38.19 (+0.38s | 1.0%) | Alameda Gators | 11/08/2025 | Albany Armada Aquatics C B BB+ Meet | ||
| 5265 | Michael Rainaldi | 38.57 | 9 | B: 38.19 (+0.38s | 1.0%) | Storm Aquatics | 02/06/2026 | 2026 MR YMID February Classic Copied | ||
| 5266 | Alex Peng | 38.57 | 10 | B: 38.19 (+0.38s | 1.0%) | Palo Alto Stanford Aquatics | 07/10/2026 | Sensational Summer Of 26 Block Party | ||
| 5267 | Lucas Dou | 38.57 | 9 | B: 38.19 (+0.38s | 1.0%) | Blue Dolphin Swim Team | 10/03/2026 | 2026 PN OCA John Walker Invitational Approve | ||
| 5268 | Pierce Pinter | 38.57 | 10 | B: 38.19 (+0.38s | 1.0%) | Inland Coastal Aquatic Club | 10/04/2026 | 2026 SI ICAC 14U RISING STARS 1 | ||
| 5269 | Silas Walcott | 38.58 | 9 | B: 38.19 (+0.39s | 1.0%) | Jenison | 02/28/2026 | 2026 JAWS Last Chance Meet | ||
| 5270 | Leo Hayes | 38.58 | 8 | B: 38.19 (+0.39s | 1.0%) | Ladera Oaks | 03/07/2026 | 2026 PASA Last Chance For JO S | ||
| 5271 | Charles Schnicker | 38.58 | 8 | B: 38.19 (+0.39s | 1.0%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 11/08/2025 | Atlantis 2025 Fall Quack Tack Ular | ||
| 5272 | Asher Csoma | 38.58 | 9 | B: 38.19 (+0.39s | 1.0%) | Clearfield City Aquatic Team | 12/13/2025 | SDAT Winter Pentathlon | ||
| 5273 | Maxwell Stuebner | 38.58 | 9 | B: 38.19 (+0.39s | 1.0%) | Life Time Arizona Swim Team | 02/13/2026 | 34th Annual Lost Dutchman Invitational | ||
| 5274 | Maverick Lacerda | 38.58 | 8 | B: 38.19 (+0.39s | 1.0%) | Commonwealth Swimming | 01/16/2026 | 2026 NE CS Bronze Championships | ||
| 5275 | Easton Greger | 38.58 | 8 | B: 38.19 (+0.39s | 1.0%) | Central Coast Swim Club | 06/27/2026 | 2026 Eugene City Swim Club Summer Invite | ||
| 5276 | Andre Vlaev | 38.58 | 9 | B: 38.19 (+0.39s | 1.0%) | Palo Alto Stanford Aquatics | 10/24/2026 | SUNN Fall Classic 2026 | ||
| 5277 | Bronson Bruland | 38.59 | 10 | B: 38.19 (+0.40s | 1.0%) | Mlst | 06/13/2026 | Bishop Invitational 2026 | ||
| 5278 | Mateo Lopez | 38.59 | 8 | B: 38.19 (+0.40s | 1.0%) | Unattached | 07/31/2026 | 2026 High Country Short Course Championship | ||
| 5279 | Benjamin Roy | 38.59 | 9 | B: 38.19 (+0.40s | 1.0%) | Lewis Clark Neptune Swim Team | 01/16/2026 | 2026 Hells Canyon Invitational | ||
| 5280 | Gavin Liu | 38.59 | 9 | B: 38.19 (+0.40s | 1.0%) | Wave Aquatics | 08/01/2026 | 2026 PN WAVE Summer Pentathlon Invite Appr | ||
| 5281 | Jack Thesenvitz | 38.59 | 10 | B: 38.19 (+0.40s | 1.0%) | Issaquah Swim Team | 10/17/2026 | 2026 PN IST Fall Open Approved | ||
| 5282 | Atticus Kwan | 38.59 | 10 | B: 38.19 (+0.40s | 1.0%) | Boys & Girls Club of SF | 10/24/2026 | PSL Pumpkin Spice Splash | ||
| 5283 | Tudor Mancea | 38.59 | 9 | B: 38.19 (+0.40s | 1.0%) | Swim Fort Lauderdale | 10/23/2026 | SoFlo 10 Under Fall Sizzler | ||
| 5284 | Carson McElhaney | 38.60 | 10 | B: 38.19 (+0.41s | 1.1%) | Silver Falls Rapids YMCA | 10/18/2025 | BDST Fall Invitational | ||
| 5285 | Romeo DelFoss | 38.60 | 8 | B: 38.19 (+0.41s | 1.1%) | Swim Gators Str | 01/17/2026 | MLA 2026 Big Lake Invite | ||
| 5286 | William French | 38.60 | 10 | B: 38.19 (+0.41s | 1.1%) | Suburban Aquatics | 02/01/2026 | 2026 Little Blue Penguin Pentathlon | ||
| 5287 | Thomas Owen | 38.60 | 9 | B: 38.19 (+0.41s | 1.1%) | 757swim | 09/19/2025 | 2025 757 Swim Battle Of The Burg Intrasquad | ||
| 5288 | Henry Richardson-Bryson | 38.60 | 9 | B: 38.19 (+0.41s | 1.1%) | Low Country Aquatic Club | 10/10/2025 | 2025 FAST Pumpkin Plunge | ||
| 5289 | Mason Verwers | 38.60 | 9 | B: 38.19 (+0.41s | 1.1%) | Unattached | 02/20/2026 | 2026 CO PPA February Frenzy Last Chance Meet | ||
| 5290 | Adrian Beskovic | 38.60 | 9 | B: 38.19 (+0.41s | 1.1%) | Shorefront Ym-Ywha | 02/07/2026 | 2026 MR FREE Championships Meets Qualifier | ||
| 5291 | Miles Vuong | 38.60 | 10 | B: 38.19 (+0.41s | 1.1%) | SOL Swim Team | 10/04/2026 | 2026 SI SEA Rising Stars Series Meet 1 | ||
| 5292 | Bode Boone | 38.60 | 9 | B: 38.19 (+0.41s | 1.1%) | Wave Aquatics | 08/01/2026 | 2026 PN WAVE Summer Pentathlon Invite Appr | ||
| 5293 | Harrison Kirby | 38.60 | 9 | B: 38.19 (+0.41s | 1.1%) | Ensworth Aquatics | 09/12/2026 | Orange Vs Black | ||
| 5294 | Desmond Johansen | 38.60 | 9 | B: 38.19 (+0.41s | 1.1%) | Aulea Swim Club | 10/24/2026 | 2026 HI 26th Annual Bill Smith Invitational | ||
| 5295 | Kynan Wiseman | 38.60 | 10 | B: 38.19 (+0.41s | 1.1%) | Longmont Swim Club | 02/14/2026 | 2026 CO NCS 10 U Winter Spectacular | ||
| 5296 | Khaled Shall | 38.60 | 9 | B: 38.19 (+0.41s | 1.1%) | Clarence Swim Club | 10/23/2026 | TTSC Halloween Meet 2026 | ||
| 5297 | Charles Seaman | 38.61 | 9 | B: 38.19 (+0.42s | 1.1%) | Rockville Montgomery Swim Club | 01/16/2026 | 2026 RMSC January Intrasquad Meet | ||
| 5298 | Leon Mishin | 38.61 | 7 | B: 38.19 (+0.42s | 1.1%) | Walnut Creek Aquabears | 10/18/2025 | PC SRVA SCY B BB+ Meet | ||
| 5299 | Beckham Allen | 38.61 | 10 | B: 38.19 (+0.42s | 1.1%) | Pikes Peak Athletics | 07/18/2026 | 2026 CO AP Rocky Mountain State Games | ||
| 5300 | Cristhian Hill | 38.62 | 9 | B: 38.19 (+0.43s | 1.1%) | Cysc Riptide | 11/08/2025 | 2025 MW App CYSC Bootcamp | ||
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.