USA Boys 10 & under - 50 Y Back
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 401 | Nicholas Leonard | 35.92 | 10 | A Min | AA: 35.79 (+0.13s | 0.4%) | SwimMAC Carolina | 01/23/2026 | 2026 NC SwimMAC Battle Of The Crown | |
| 402 | Connor Li | 35.94 | 9 | A Min | AA: 35.79 (+0.15s | 0.4%) | Pacific Dragons Swim Team | 10/03/2026 | 2026 PN OCA John Walker Invitational Approve | |
| 403 | Tristan Palme | 35.96 | 10 | A Min | AA: 35.79 (+0.17s | 0.5%) | Upper Dublin Aquatic Club | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 404 | Kellan Yosay | 35.96 | 9 | A Min | AA: 35.79 (+0.17s | 0.5%) | SwimRVA | 03/12/2026 | 2026 Virginia Swimming SC Age Group Champions | |
| 405 | Maksim Chichetenko | 35.96 | 9 | A Min | AA: 35.79 (+0.17s | 0.5%) | Fast Lane Aquatics | 10/09/2026 | WFLA Halloween Invitational | |
| 406 | Ben Lin | 35.97 | 5 | A Min | AA: 35.79 (+0.18s | 0.5%) | Soda Fall | 11/01/2025 | Kati McDermott Memorial Fall Jamboree Invite | |
| 407 | Maxwell Enfinger | 35.98 | 9 | A Min | AA: 35.79 (+0.19s | 0.5%) | Centreville Swim Club | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 408 | Yuning Huang | 35.98 | 10 | A Min | AA: 35.79 (+0.19s | 0.5%) | Rose Bowl Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 409 | Ethan Lucas | 35.99 | 10 | A Min | AA: 35.79 (+0.20s | 0.6%) | Delaware Swim Team | 12/11/2025 | 2025 Riley Eaton Holiday Invitational | |
| 410 | Atticus Newbury | 36.00 | 10 | A Min | AA: 35.79 (+0.21s | 0.6%) | Twisters Swim Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 411 | Luke Lee | 36.00 | 10 | A Min | AA: 35.79 (+0.21s | 0.6%) | Suburban Seahawks Club | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 412 | Marcus Burger | 36.00 | 10 | A Min | AA: 35.79 (+0.21s | 0.6%) | SwimMAC Carolina | 02/14/2026 | 2026 SwimMAC Qualifier Festival | |
| 413 | Armaan Bhandari | 36.00 | 10 | A Min | AA: 35.79 (+0.21s | 0.6%) | X-Cel Swimming | 01/10/2026 | 2026 PTAC Tiger Invitational | |
| 414 | Ryan Dong | 36.00 | 10 | A Min | AA: 35.79 (+0.21s | 0.6%) | Charles River Aquatics | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 415 | Finn Reutter | 36.00 | 9 | A Min | AA: 35.79 (+0.21s | 0.6%) | Planet Swim Aquatics | 10/10/2026 | 2026 PSA Halloween Invitational | |
| 416 | George Yu | 36.01 | 10 | A Min | AA: 35.79 (+0.22s | 0.6%) | Santa Clara Swim Club | 09/19/2026 | 2026 Milpitas Aquatic Club Season Kick Off | |
| 417 | Michael Greenspan | 36.01 | 9 | A Min | AA: 35.79 (+0.22s | 0.6%) | New York Sharks Aquatics | 12/05/2025 | 2025 MR NYS Holiday Classic Trials Finals | |
| 418 | Peter McDaniel | 36.02 | 10 | A Min | AA: 35.79 (+0.23s | 0.6%) | Burlington Edison | 02/14/2025 | 2025 Northwest District 1 2A Boys HS Distri | |
| 419 | Owen Ozkul | 36.02 | 9 | A Min | AA: 35.79 (+0.23s | 0.6%) | Empire Swimming | 07/30/2026 | 2026 NE CRA Prelim Final SCY Meet | |
| 420 | Justin Chi | 36.04 | 10 | A Min | AA: 35.79 (+0.25s | 0.7%) | DeAnza Cupertino Aquatics | 10/03/2026 | 2026 De Anza Cupertino Aquatics SC CBA Meet | |
| 421 | Elliott Burns | 36.05 | 10 | A Min | AA: 35.79 (+0.26s | 0.7%) | Rockville Montgomery Swim Club | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 422 | Sawyer Ludeker | 36.05 | 10 | A Min | AA: 35.79 (+0.26s | 0.7%) | Stingrays Swim Team | 02/13/2026 | 2026 Northern District 12 Under Championship | |
| 423 | Luiz Laurentino | 36.05 | 10 | A Min | AA: 35.79 (+0.26s | 0.7%) | YMCA of the Triangle Area Swim | 07/25/2026 | 2026 RSA Flip Flop | |
| 424 | Easson Ji | 36.06 | 9 | A Min | AA: 35.79 (+0.27s | 0.7%) | Xtreme Swim Club | 03/13/2026 | 2026 NE INST NE Cup | |
| 425 | Juan Marquez | 36.07 | 10 | A Min | AA: 35.79 (+0.28s | 0.8%) | Heritage Aquatic Team | 09/11/2026 | 2026 Michael S Memorial Meet | |
| 426 | Simiao He | 36.07 | 10 | A Min | AA: 35.79 (+0.28s | 0.8%) | Circle C Select Swim Team | 10/18/2026 | 2026 ST TXLA 10 U Fall Kick Off Invite | |
| 427 | Bennett Meusel | 36.08 | 10 | A Min | AA: 35.79 (+0.29s | 0.8%) | South East Metro Sharks | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 428 | Ariovistus Pardee | 36.08 | 10 | A Min | AA: 35.79 (+0.29s | 0.8%) | Maui Swim Club | 08/22/2026 | 19th Annual Kauai Classic | |
| 429 | Brody Dennis | 36.08 | 10 | A Min | AA: 35.79 (+0.29s | 0.8%) | Foxjets Swim Team | 01/30/2026 | 2026 MN MTKA TYR Team Challenge | |
| 430 | Qifan Gong | 36.08 | 9 | A Min | AA: 35.79 (+0.29s | 0.8%) | Bellevue Club Swim Team | 10/03/2026 | 2026 PN CSC Fall Classic Invitational Approve | |
| 431 | Daniel Reschke | 36.09 | 10 | A Min | AA: 35.79 (+0.30s | 0.8%) | Santa Clara Swim Club | 09/19/2026 | 2026 Milpitas Aquatic Club Season Kick Off | |
| 432 | Weston Bade | 36.09 | 10 | A Min | AA: 35.79 (+0.30s | 0.8%) | New Jersey Race Club | 01/10/2026 | 2026 PTAC Tiger Invitational | |
| 433 | Isaac Lee | 36.09 | 10 | A Min | AA: 35.79 (+0.30s | 0.8%) | Auburn Aquatics | 02/27/2026 | 2026 SE Southeastern Winter SC Championships | |
| 434 | Calvin Higgs | 36.10 | 10 | A Min | AA: 35.79 (+0.31s | 0.9%) | Nitro Swimming | 09/26/2026 | 2026 ST NTRO Autumn Classic | |
| 435 | Lincoln Robertson | 36.11 | 10 | A Min | AA: 35.79 (+0.32s | 0.9%) | Lakeside Swim Team | 10/16/2026 | 2026 SwimVille USA Jack Thompson Classic | |
| 436 | Javi Espinosa | 36.12 | 10 | A Min | AA: 35.79 (+0.33s | 0.9%) | Metro Aquatic Club of Miami | 10/02/2026 | 2026 Speedo SOFLO Distance Challenge | |
| 437 | Cash Lange | 36.13 | 10 | A Min | AA: 35.79 (+0.34s | 0.9%) | Phoenix | 02/13/2026 | 2026 OR HS 4a 2 | |
| 438 | Maximilian Smith | 36.13 | 9 | A Min | AA: 35.79 (+0.34s | 0.9%) | Lynchburg Aquatic Club | 10/18/2025 | 2025 RAYS Great Pumpkin Splash Invitational | |
| 439 | Austin Loving | 36.13 | 10 | A Min | AA: 35.79 (+0.34s | 0.9%) | Nova of Virginia | 03/12/2026 | 2026 Virginia Swimming SC Age Group Champions | |
| 440 | Kyu Bae | 36.13 | 9 | A Min | AA: 35.79 (+0.34s | 0.9%) | Waterloo Swimming | 09/20/2026 | 2026 ST WLOO September Splash | |
| 441 | Andres Jacquez | 36.14 | 10 | A Min | AA: 35.79 (+0.35s | 1.0%) | EL Paso Border Land Swim Team | 02/22/2026 | 2026 BD SC Jr Border Championship | |
| 442 | Cole Shrontz | 36.16 | 10 | A Min | AA: 35.79 (+0.37s | 1.0%) | Northern KY Clippers | 10/23/2026 | 2026 CLPR Halloween Meet | |
| 443 | Michael Campbell | 36.17 | 9 | A Min | AA: 35.79 (+0.38s | 1.1%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 03/14/2026 | 2026 SCY 10 Under Championship Meet | |
| 444 | Charles Swinsick | 36.17 | 10 | A Min | AA: 35.79 (+0.38s | 1.1%) | Marlins Of Raleigh | 02/13/2026 | Speedo 2026 MOR Short Course Qualifier Meet | |
| 445 | Mason Nordin | 36.18 | 10 | A Min | AA: 35.79 (+0.39s | 1.1%) | Foxjets Swim Team | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 446 | Samual Williamson | 36.19 | 9 | A Min | AA: 35.79 (+0.40s | 1.1%) | Lebanon | 02/11/2026 | 2026 OR HS 5a 3 | |
| 447 | Kaimana Hashimoto | 36.20 | 10 | A Min | AA: 35.79 (+0.41s | 1.1%) | Splash Aquatics | 10/02/2026 | 2026 HI Al Minn Invitational | |
| 448 | Aiden Sanchez | 36.21 | 8 | A Min | AA: 35.79 (+0.42s | 1.2%) | Saint Petersburg Aquatics | 10/02/2026 | SAINT PETE AQUATICS FRI NITE RACE OCT 2 2026 | |
| 449 | Finn Peters | 36.21 | 10 | A Min | AA: 35.79 (+0.42s | 1.2%) | Swim Florida | 09/19/2026 | 2026 GCST FALL OPEN | |
| 450 | Kyle Whitley | 36.21 | 10 | A Min | AA: 35.79 (+0.42s | 1.2%) | Fast Falcons | 03/05/2026 | 2026 Florida Swimming FLAGS NORTH | |
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.