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 | |
|---|---|---|---|---|---|---|---|---|---|
| 501 | Graham McGuire | 39.83 | 8 | B Min | BB: 39.79 (+0.04s | 0.1%) | Swim Florida | 05/23/2025 | 2025 T2 Aquatics Norris Foundation LC Meet | |
| 502 | Ezz Abdelhadi | 39.85 | 10 | B Min | BB: 39.79 (+0.06s | 0.2%) | Palo Alto Stanford Aquatics | 05/24/2025 | 2025 Mike Snyder Memorial | |
| 503 | Matias Franco Delgado | 39.85 | 10 | B Min | BB: 39.79 (+0.06s | 0.2%) | Fast Falcons | 06/20/2025 | 2025 FAST Independence Invitational | |
| 504 | Flint Wright | 39.87 | 10 | B Min | BB: 39.79 (+0.08s | 0.2%) | SwimFast | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 505 | Julian Chan | 39.87 | 10 | B Min | BB: 39.79 (+0.08s | 0.2%) | Nitro Swimming | 06/08/2025 | 2025 ST TXLA 14 U Sprint Cup | |
| 506 | Guillermo Dinares Cardenal | 39.88 | 8 | B Min | BB: 39.79 (+0.09s | 0.2%) | Vashon Seals Swim Team | 06/14/2025 | 2025 IST June Invtational | |
| 507 | Benjamin Robinson | 39.89 | 9 | B Min | BB: 39.79 (+0.10s | 0.3%) | Neptune Swimming | 07/11/2025 | 2025 Age Group Championships | |
| 508 | Vlad Sukharevich | 39.90 | 10 | B Min | BB: 39.79 (+0.11s | 0.3%) | Nova of Virginia | 05/17/2024 | Freedom Splash | |
| 509 | Ian Chan | 39.91 | 10 | B Min | BB: 39.79 (+0.12s | 0.3%) | Trident Aquatic Club | 08/06/2025 | 2025 Summer Elite Showcase | |
| 510 | Robert Mellinger | 39.91 | 10 | B Min | BB: 39.79 (+0.12s | 0.3%) | Saint Petersburg Aquatics | 05/16/2025 | 2025 SAINT PETE S 2nd LONG COURSE MEET | |
| 511 | Liam Nye | 39.92 | 9 | B Min | BB: 39.79 (+0.13s | 0.3%) | Sporting Jax Aquatic Club | 07/25/2025 | 2025 Area 1 LCM Championships | |
| 512 | Trent Statzer | 39.94 | 10 | B Min | BB: 39.79 (+0.15s | 0.4%) | Sea Dragon Aquatics | 05/03/2025 | 2025 Sea Dragon May Open | |
| 513 | Kellan Yosay | 39.94 | 9 | B Min | BB: 39.79 (+0.15s | 0.4%) | SwimRVA | 05/31/2024 | 2024 SwimRVA Success Bell | |
| 514 | Zhouhan Yang | 39.95 | 10 | B Min | BB: 39.79 (+0.16s | 0.4%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 515 | Anthony Ma | 39.95 | 10 | B Min | BB: 39.79 (+0.16s | 0.4%) | Cottonwood Heights Aquatics | 05/08/2025 | 2025 HAST Janet Oles LC Classic | |
| 516 | Tatsumasa Sekine | 39.97 | 9 | B Min | BB: 39.79 (+0.18s | 0.5%) | Santa Clara Swim Club | 05/30/2025 | SCSC Pacific Swimming Long Course Intrasquad | |
| 517 | Luke Lim | 39.99 | 10 | B Min | BB: 39.79 (+0.20s | 0.5%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 518 | Nathan Selinger | 39.99 | 10 | B Min | BB: 39.79 (+0.20s | 0.5%) | Minnetonka Swim Club | 07/23/2025 | 2025 MN NSAC 10 U LC State Championship | |
| 519 | John Stetson | 40.01 | 10 | B Min | BB: 39.79 (+0.22s | 0.5%) | Bolles School Sharks | 06/20/2025 | 2025 Planet Swim Summer Championships | |
| 520 | Aiden Hu | 40.03 | 10 | B Min | BB: 39.79 (+0.24s | 0.6%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 521 | Kai Christian | 40.03 | 10 | B Min | BB: 39.79 (+0.24s | 0.6%) | Swim Melbourne | 05/23/2025 | 2025 Dr Aspi Doctor Memorial Invitational | |
| 522 | Jamie Pan | 40.04 | 10 | B Min | BB: 39.79 (+0.25s | 0.6%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 523 | Cayden Lin | 40.05 | 10 | B Min | BB: 39.79 (+0.26s | 0.6%) | Rosemead Rapids | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 524 | Laszlo Jakab | 40.05 | 10 | B Min | BB: 39.79 (+0.26s | 0.6%) | Florida Elite Swimming | 05/23/2025 | 2025 T2 Aquatics Norris Foundation LC Meet | |
| 525 | Bennett Meusel | 40.06 | 9 | B Min | BB: 39.79 (+0.27s | 0.7%) | South East Metro Sharks | 05/29/2025 | 2025 MN WOLF HUFF N PUFF INVITE | |
| 526 | Andrew Szalay | 40.08 | 10 | B Min | BB: 39.79 (+0.29s | 0.7%) | Austin Swim Club | 06/27/2025 | 2025 ST HPAC Long Course STX Championship | |
| 527 | Ryan Karapostoles | 40.08 | 9 | B Min | BB: 39.79 (+0.29s | 0.7%) | Swim Melbourne | 06/07/2025 | 2025 TCA Aaron Vaughn Memorial | |
| 528 | Demid Mozgov | 40.08 | 10 | B Min | BB: 39.79 (+0.29s | 0.7%) | Bure-Aqua Academy | 05/16/2025 | 2025 CO ACES Spring Invite | |
| 529 | Oliver Pearce | 40.09 | 10 | B Min | BB: 39.79 (+0.30s | 0.7%) | Aces Swim Club | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 530 | Raizo Copp | 40.09 | 10 | B Min | BB: 39.79 (+0.30s | 0.7%) | King Aquatic Club | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | |
| 531 | Bryant Stringham | 40.10 | 10 | B Min | BB: 39.79 (+0.31s | 0.8%) | Olympus Aquatics | 06/06/2025 | Speed Lake City 2025 | |
| 532 | Tang Zheng | 40.10 | 9 | B Min | BB: 39.79 (+0.31s | 0.8%) | Clearwater Aquatic Team | 06/07/2025 | 2025 Stingrays LCM Meet | |
| 533 | James Ballard | 40.11 | 10 | B Min | BB: 39.79 (+0.32s | 0.8%) | Rochester Swim Club | 07/18/2025 | 2025 MN MTKA Minnesota Regional Championship | |
| 534 | Gabriel Terrones | 40.11 | 10 | B Min | BB: 39.79 (+0.32s | 0.8%) | Team Eugene Aquatics | 06/06/2025 | 2025 THSC June Invitational | |
| 535 | Lockyer Landry | 40.11 | 10 | B Min | BB: 39.79 (+0.32s | 0.8%) | Treasure Coast Aquatics | 05/23/2025 | 2025 Dr Aspi Doctor Memorial Invitational | |
| 536 | Eli Lawson | 40.12 | 9 | B Min | BB: 39.79 (+0.33s | 0.8%) | Dolphin Aquatics | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 537 | Greyson Huddleston | 40.13 | 9 | B Min | BB: 39.79 (+0.34s | 0.8%) | Patriot Aquatics | 06/12/2025 | 2025 RAFC Summer Solstice | |
| 538 | Marcus Pass | 40.14 | 9 | B Min | BB: 39.79 (+0.35s | 0.9%) | Sioux Falls Swim Team | 04/25/2025 | Augustana Spring Splash 2025 | |
| 539 | Elwood Zygarlicke | 40.14 | 10 | B Min | BB: 39.79 (+0.35s | 0.9%) | West Express Swim Team | 07/18/2025 | 2025 MN TUNA Minnesota Regional Championship | |
| 540 | Adam Zamora | 40.14 | 10 | B Min | BB: 39.79 (+0.35s | 0.9%) | La Grande Swim Club | 07/25/2025 | 2025 IES LC CHAMPIONSHIPS | |
| 541 | William Palumbo | 40.15 | 10 | B Min | BB: 39.79 (+0.36s | 0.9%) | Nova of Virginia | 07/11/2024 | 2024 RAYS Summer Awards | |
| 542 | Ethan Wang | 40.16 | 9 | B Min | BB: 39.79 (+0.37s | 0.9%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 543 | Jackson Macaluso | 40.18 | 10 | B Min | BB: 39.79 (+0.39s | 1.0%) | Tampa Elite Aquatics | 06/12/2025 | 2025 RAFC Summer Solstice | |
| 544 | Emilio Retana | 40.20 | 10 | B Min | BB: 39.79 (+0.41s | 1.0%) | El Paso Aqua Posse | 07/19/2024 | 2024 BD LCM Border Champs | |
| 545 | Adrian Burangulov | 40.20 | 10 | B Min | BB: 39.79 (+0.41s | 1.0%) | Gator Swim Club | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 546 | Timothy Lee | 40.21 | 8 | B Min | BB: 39.79 (+0.42s | 1.0%) | Great Illinois Swimmers | 08/06/2025 | 2025 Summer Elite Showcase | |
| 547 | Luka Zarnesky | 40.22 | 8 | B Min | BB: 39.79 (+0.43s | 1.1%) | SwimStrongsville | 05/31/2025 | CCS Age Group And Open Long Course Meet | |
| 548 | Giovanni Chairez | 40.24 | 10 | B Min | BB: 39.79 (+0.45s | 1.1%) | High Performance Aquatic Club | 04/26/2025 | 2025 HPAC Banana Slug Beach Bash | |
| 549 | David Zhang | 40.25 | 10 | B Min | BB: 39.79 (+0.46s | 1.1%) | Pacific Dragons Swim Team | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 550 | Nicolas Bastida Gonzalez | 40.26 | 10 | B Min | BB: 39.79 (+0.47s | 1.2%) | Titanes de Tym | 05/02/2025 | 2025 ST 22nd Annual Cinco De Mayo | |
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.