USA Boys 10 & under - 50 M 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 451 | Daniel Reschke | 41.54 | 10 | A Min | AA: 41.09 (+0.45s | 1.1%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 452 | Julian Lee | 41.55 | 10 | A Min | AA: 41.09 (+0.46s | 1.1%) | Sporting Jax Aquatic Club | 07/09/2026 | 2026 FL Summer Age Group Championships | |
| 453 | Liam Reyes | 41.56 | 10 | A Min | AA: 41.09 (+0.47s | 1.1%) | Reno Aquatic Club | 07/10/2026 | 2026 NNA Silver State Championships | |
| 454 | Christian Bland | 41.57 | 10 | A Min | AA: 41.09 (+0.48s | 1.2%) | Northeast Family YMCA | 06/26/2026 | 2026 Colonel Summer Classic Copied | |
| 455 | Seth Benton | 41.57 | 10 | A Min | AA: 41.09 (+0.48s | 1.2%) | SwimRVA | 06/25/2026 | LC Central District Champs | |
| 456 | William Sun | 41.57 | 10 | A Min | AA: 41.09 (+0.48s | 1.2%) | Coast Gaurd Blue Dolphins | 06/11/2026 | NOVA 2026 Virginia Commonwealth Games | |
| 457 | Brendan Cryan | 41.57 | 10 | A Min | AA: 41.09 (+0.48s | 1.2%) | Northern KY Clippers | 07/16/2026 | 2026 Kentucky Swimming LC Championship 2 Co | |
| 458 | Brendon Kim | 41.60 | 10 | A Min | AA: 41.09 (+0.51s | 1.2%) | H2o Swim Team | 06/11/2026 | 2026 SCS June AG Invite CANY | |
| 459 | Leon Yan | 41.62 | 9 | A Min | AA: 41.09 (+0.53s | 1.3%) | Waterloo Swimming | 07/09/2026 | 2026 ST NIST LC STAGS | |
| 460 | Henry Hales | 41.62 | 10 | A Min | AA: 41.09 (+0.53s | 1.3%) | Commonwealth Swimming | 07/17/2026 | 2026 NE MST ESC LCM 12 Under Championship | |
| 461 | Alex Liu | 41.63 | 10 | A Min | AA: 41.09 (+0.54s | 1.3%) | Anglerfish Aquatics | 06/05/2026 | 2026 NE SAC America S Cup | |
| 462 | Archer Tornow | 41.64 | 10 | A Min | AA: 41.09 (+0.55s | 1.3%) | Upper Arlington Swim Club | 07/23/2026 | 2026 OH LC Junior Championships | |
| 463 | Oliver Klauke | 41.64 | 10 | A Min | AA: 41.09 (+0.55s | 1.3%) | Unattached | 06/26/2026 | 2026 MOR Long Course Qualifier | |
| 464 | Austin Mitchell | 41.64 | 10 | A Min | AA: 41.09 (+0.55s | 1.3%) | Valley Aquatics | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 465 | Koki Tsujiuchi | 41.65 | 10 | A Min | AA: 41.09 (+0.56s | 1.3%) | Huntsville Swim Association | 05/16/2026 | NAC LC May Classic | |
| 466 | Potter Wright | 41.66 | 10 | A Min | AA: 41.09 (+0.57s | 1.4%) | Lexington Dolphins | 06/26/2026 | 2026 Colonel Summer Classic Copied | |
| 467 | Stewart Bye | 41.66 | 10 | A Min | AA: 41.09 (+0.57s | 1.4%) | Corvallis Aquatic Team | 07/10/2026 | 2026 OSI Arena Summer LC 12 U Championships | |
| 468 | Kaimana Hashimoto | 41.67 | 10 | A Min | AA: 41.09 (+0.58s | 1.4%) | Splash Aquatics | 07/03/2026 | 2026 Keo Nakama Swim Meet | |
| 469 | Arsenii Chebaev | 41.68 | 10 | A Min | AA: 41.09 (+0.59s | 1.4%) | Bravo Swim Team | 05/22/2026 | 2026 Terrapin Invite | |
| 470 | Winston Chase | 41.69 | 10 | A Min | AA: 41.09 (+0.60s | 1.4%) | Utah Valley Aquatics | 07/17/2025 | 2025 UTAGS LC Championships | |
| 471 | Alexander Bicherl | 41.69 | 10 | A Min | AA: 41.09 (+0.60s | 1.4%) | Bluefish Swim Club | 06/26/2026 | 2026 NE YNS June Prelims Finals Meet | |
| 472 | Beau Nobles | 41.71 | 9 | A Min | AA: 41.09 (+0.62s | 1.5%) | Tnt Swimming | 07/17/2026 | 2026 SE Southeastern Summer LC Championships | |
| 473 | Cole Proescher | 41.71 | 10 | A Min | AA: 41.09 (+0.62s | 1.5%) | Orinda Aquatics | 06/13/2026 | Orinda PC LC AG C B BB+ | |
| 474 | Jaden Tang | 41.72 | 10 | A Min | AA: 41.09 (+0.63s | 1.5%) | Long Island Express | 07/31/2026 | 2026 NE NSSC New England Summer Championship | |
| 475 | Benjamin Turner | 41.73 | 10 | A Min | AA: 41.09 (+0.64s | 1.5%) | Nova of Virginia | 06/25/2026 | LC Central District Champs | |
| 476 | Jonathan Nguyen | 41.74 | 10 | A Min | AA: 41.09 (+0.65s | 1.6%) | Unattached | 07/23/2026 | 2026 CA SCS RAA Summer A G Champs Copied | |
| 477 | Graham Terzer | 41.74 | 10 | A Min | AA: 41.09 (+0.65s | 1.6%) | The Spartans of La Canada | 07/23/2026 | 2026 CA SCS Summer A G Champs @ BREA | |
| 478 | Vance Schildknecht | 41.74 | 9 | A Min | AA: 41.09 (+0.65s | 1.6%) | Gulliver Swim Club | 06/17/2026 | Swim Fort Lauderdale Speedo Summer Classic 26 | |
| 479 | Raf Rothfuss de la Asunc | 41.75 | 9 | A Min | AA: 41.09 (+0.66s | 1.6%) | SwimMAC Carolina | 06/26/2026 | Sharks Aquatic Club Last Chance Qualifier | |
| 480 | Cash Bailey | 41.76 | 10 | A Min | AA: 41.09 (+0.67s | 1.6%) | Excel Aquatics | 06/04/2026 | 2026 Beaman Toyota Firecracker Invite | |
| 481 | Landry Flynn | 41.78 | 10 | A Min | AA: 41.09 (+0.69s | 1.7%) | Kentucky Aquatics | 07/16/2026 | 2026 Kentucky Swimming LC Championship 2 Co | |
| 482 | Yaroslav Biliavskyi | 41.78 | 10 | A Min | AA: 41.09 (+0.69s | 1.7%) | Tac Titans | 05/15/2026 | 2026 TAC TITANS Spring Fling Meet | |
| 483 | Brian Han | 41.79 | 10 | A Min | AA: 41.09 (+0.70s | 1.7%) | Dare Aquatics | 07/23/2026 | 2026 CA SCS RAA Summer A G Champs Copied | |
| 484 | Cannon Brown | 41.80 | 10 | A Min | AA: 41.09 (+0.71s | 1.7%) | Olympic Cascade Aquatics | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 485 | Easton Mower | 41.80 | 10 | A Min | AA: 41.09 (+0.71s | 1.7%) | Poseidon Swimming Inc | 04/17/2026 | NOVA Long Course Kick Off | |
| 486 | Daniel Comport | 41.80 | 10 | A Min | AA: 41.09 (+0.71s | 1.7%) | Highbridge Aquatics | 07/16/2026 | 2026 Kentucky Swimming LC Championship 2 Co | |
| 487 | Isaac Kalsbeek | 41.80 | 10 | B Min | BB: 41.09 (+0.71s | 1.7%) | New Wave Swim Team | 07/05/2026 | 2026 TAC July Qualifier Meet | |
| 488 | Evan Fairhurst | 41.81 | 10 | A Min | AA: 41.09 (+0.72s | 1.7%) | Mecklenburg Swim Association | 07/08/2026 | ATOM LC Finale 2026 | |
| 489 | Sawyer Heath | 41.82 | 10 | A Min | AA: 41.09 (+0.73s | 1.7%) | Greensboro Community YMCA | 06/12/2026 | 2026 GCY Sprint And Distance | |
| 490 | Max Frankel | 41.83 | 10 | A Min | AA: 41.09 (+0.74s | 1.8%) | SwimRight Team | 05/22/2026 | 2026 Doral Swim Club LCM Spring Invite | |
| 491 | Max Muse | 41.83 | 8 | A Min | AA: 41.09 (+0.74s | 1.8%) | Auburn Aquatics | 06/06/2026 | 2026 Jack Barnasastle Invitational | |
| 492 | James Korntheuer | 41.84 | 10 | A Min | AA: 41.09 (+0.75s | 1.8%) | Swim Torrance | 07/23/2026 | 2026 CA SCS RAA Summer A G Champs Copied | |
| 493 | Coleman McCheyne | 41.84 | 10 | A Min | AA: 41.09 (+0.75s | 1.8%) | Aquatic Team Of Mecklenburg | 06/05/2026 | 2026 TEAM School S Out Summer Invite | |
| 494 | John Piracci | 41.86 | 10 | A Min | AA: 41.09 (+0.77s | 1.8%) | SwimRVA | 06/12/2026 | 2026 SwimRVA Summer Invitational | |
| 495 | Ivan Zhao | 41.87 | 8 | A Min | AA: 41.09 (+0.78s | 1.9%) | Southwest Stars Swim Club | 07/09/2026 | 2026 FL Summer Age Group Championships | |
| 496 | Luke Brophy | 41.88 | 10 | A Min | AA: 41.09 (+0.79s | 1.9%) | Irvine Novaquatics | 07/23/2026 | 2026 CA SCS RAA Summer A G Champs Copied | |
| 497 | Ian Addanki | 41.88 | 10 | A Min | AA: 41.09 (+0.79s | 1.9%) | HEAT- Hudson Explorers Aquatic | 07/23/2026 | 2026 OH LC Junior Championships | |
| 498 | Calvin Higgs | 41.90 | 10 | A Min | AA: 41.09 (+0.81s | 1.9%) | Nitro Swimming | 07/09/2026 | 2026 ST NIST LC STAGS | |
| 499 | Dolan Carroll | 41.90 | 10 | A Min | AA: 41.09 (+0.81s | 1.9%) | Cincinnati Marlins | 07/23/2026 | 2026 OH LC Junior Championships | |
| 500 | Brooks Switaj | 41.90 | 9 | A Min | AA: 41.09 (+0.81s | 1.9%) | Unattached | 08/05/2026 | 2026 Western Zone Age Group Championships | |
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.