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 | |
|---|---|---|---|---|---|---|---|---|---|
| 501 | 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 | |
| 502 | 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 | |
| 503 | Luke Lee | 36.00 | 10 | A Min | AA: 35.79 (+0.21s | 0.6%) | Suburban Seahawks Club | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 504 | Marcus Burger | 36.00 | 10 | A Min | AA: 35.79 (+0.21s | 0.6%) | SwimMAC Carolina | 02/14/2026 | 2026 SwimMAC Qualifier Festival | |
| 505 | 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 | |
| 506 | 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 | |
| 507 | Uriah Sanchez | 36.01 | 10 | A Min | AA: 35.79 (+0.22s | 0.6%) | Rocky Mountain Rapids | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 508 | Ben Phillips | 36.02 | 10 | A Min | AA: 35.79 (+0.23s | 0.6%) | YMCA of the Chippewa Valley Ba | 02/13/2026 | 2026 MN RSC President S Day Meet | |
| 509 | 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 | |
| 510 | Elon Amrani | 36.03 | 10 | A Min | AA: 35.79 (+0.24s | 0.7%) | Staten Island Aquatics Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 511 | 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 | |
| 512 | Jimmy Fang | 36.05 | 10 | A Min | AA: 35.79 (+0.26s | 0.7%) | Nitro Swimming | 01/16/2026 | 2026 ST NTRO Winter Prelim Final Invite | |
| 513 | 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 | |
| 514 | Atticus Gancsos | 36.05 | 10 | A Min | AA: 35.79 (+0.26s | 0.7%) | Badger Swim Club,Inc. | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 515 | Virgil McMullen | 36.06 | 10 | A Min | AA: 35.79 (+0.27s | 0.7%) | Lynchburg YMCA Swim Team | 12/04/2025 | 14th Annual Swim Tri Speedo Winter Champs | |
| 516 | 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 | |
| 517 | Anders Hammond | 36.06 | 10 | A Min | AA: 35.79 (+0.27s | 0.7%) | Riptide Swim Team | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 518 | 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 | |
| 519 | 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 | |
| 520 | Noah Hashimoto | 36.09 | 10 | A Min | AA: 35.79 (+0.30s | 0.8%) | Empire Swimming | 02/20/2026 | 2026 MR Silvers North Championship YMID | |
| 521 | 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 | |
| 522 | Alex Yang | 36.10 | 10 | A Min | AA: 35.79 (+0.31s | 0.9%) | Three Village Swim Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 523 | Lucas Reznik | 36.11 | 10 | A Min | AA: 35.79 (+0.32s | 0.9%) | Asphalt Green Unified Aquatics | 03/07/2026 | 2026 MR AGUA Last Chance Invitational | |
| 524 | 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 | |
| 525 | Cash Lange | 36.13 | 10 | A Min | AA: 35.79 (+0.34s | 0.9%) | Phoenix | 02/13/2026 | 2026 OR HS 4a 2 | |
| 526 | 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 | |
| 527 | Jackson Lee | 36.14 | 10 | A Min | AA: 35.79 (+0.35s | 1.0%) | Burlingame Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | |
| 528 | Andres Jacquez | 36.14 | 9 | A Min | AA: 35.79 (+0.35s | 1.0%) | EL Paso Border Land Swim Team | 02/22/2026 | 2026 BD SC Jr Border Championship | |
| 529 | Charlie Wheeler | 36.15 | 10 | A Min | AA: 35.79 (+0.36s | 1.0%) | Longmont Swim Club | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 530 | Stryker Fonseca | 36.15 | 10 | A Min | AA: 35.79 (+0.36s | 1.0%) | Barracuda Aquatic Club | 03/05/2025 | 2025 Short Course UTAGS Championships | |
| 531 | Henry Means | 36.15 | 10 | A Min | AA: 35.79 (+0.36s | 1.0%) | New Albany Aquatic Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 532 | Samuel Marotti | 36.16 | 10 | A Min | AA: 35.79 (+0.37s | 1.0%) | Unattached | 12/11/2025 | 35th Annual Winter Championships | |
| 533 | 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 | |
| 534 | 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 | |
| 535 | Holton Lika | 36.18 | 10 | A Min | AA: 35.79 (+0.39s | 1.1%) | Swim Florida | 01/16/2026 | 2026 T2 Aquatics Naples Open | |
| 536 | Eli Mickelson | 36.18 | 9 | A Min | AA: 35.79 (+0.39s | 1.1%) | Carpet Capital Aquatics Club | 01/09/2026 | 2026 MCC January Invite | |
| 537 | 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 | |
| 538 | Jasper de Szoeke | 36.19 | 10 | A Min | AA: 35.79 (+0.40s | 1.1%) | Corvallis Aquatic Team | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 539 | Samual Williamson | 36.19 | 9 | A Min | AA: 35.79 (+0.40s | 1.1%) | Lebanon | 02/11/2026 | 2026 OR HS 5a 3 | |
| 540 | Hank Morton | 36.21 | 10 | A Min | AA: 35.79 (+0.42s | 1.2%) | Nova of Virginia | 03/21/2026 | NOVA Short Course Send Off 2026 | |
| 541 | Kyle Whitley | 36.21 | 10 | A Min | AA: 35.79 (+0.42s | 1.2%) | Fast Falcons | 03/05/2026 | 2026 Florida Swimming FLAGS NORTH | |
| 542 | Dylan Laidlaw | 36.21 | 10 | A Min | AA: 35.79 (+0.42s | 1.2%) | Three Village Swim Club | 01/09/2026 | 2026 MR TVSC TJ Kelly Memorial Joust | |
| 543 | Philip Wong | 36.22 | 10 | A Min | AA: 35.79 (+0.43s | 1.2%) | Trident Aquatic Club | 10/04/2025 | 2025 MR QNS Hello Brooklyn Invitational | |
| 544 | Cash Hardy | 36.24 | 10 | A Min | AA: 35.79 (+0.45s | 1.2%) | West Valley High School | 01/11/2025 | 2025 Kentridge HS Invitational BOYS OBSERVED | |
| 545 | Isaiah Isreal | 36.24 | 9 | A Min | AA: 35.79 (+0.45s | 1.2%) | New Albany Aquatic Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 546 | Kolbe Bell | 36.25 | 9 | A Min | AA: 35.79 (+0.46s | 1.3%) | Nation\\\\\\'s Capital Swim Club | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 547 | Peter Lall | 36.25 | 10 | A Min | AA: 35.79 (+0.46s | 1.3%) | Upper Dublin Aquatic Club | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 548 | Austin Yang | 36.26 | 10 | A Min | AA: 35.79 (+0.47s | 1.3%) | Three Village Swim Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 549 | Joshua Margolius | 36.27 | 9 | A Min | AA: 35.79 (+0.48s | 1.3%) | Rivertown Aquatics | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 550 | Samuel Wacek | 36.27 | 10 | A Min | AA: 35.79 (+0.48s | 1.3%) | Alexandria Swim Club | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
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.