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 | |
|---|---|---|---|---|---|---|---|---|---|
| 3451 | Gabriel Bock | 43.04 | 10 | B Min | BB: 42.89 (+0.15s | 0.3%) | Ensworth Aquatics | 12/13/2025 | 2025 Marshmallow Mini | |
| 3452 | Emmett Fox | 43.04 | 10 | B Min | BB: 42.89 (+0.15s | 0.3%) | Nation\\\\\\'s Capital Swim Club | 11/14/2025 | 2025 PV November Open Dulles South | |
| 3453 | Milton Lewis | 43.04 | 9 | B Min | BB: 42.89 (+0.15s | 0.3%) | First Colony Swim Team, Inc. | 11/08/2024 | Sharks November Invitational | |
| 3454 | Bode Danielson | 43.04 | 9 | B Min | BB: 42.89 (+0.15s | 0.3%) | Socal Aquatics Association | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 3455 | Owen Tracey | 43.04 | 9 | B Min | BB: 42.89 (+0.15s | 0.3%) | Nova of Virginia | 11/22/2025 | NOVA Cranberry Contender | |
| 3456 | Vance Miller | 43.05 | 10 | B Min | BB: 42.89 (+0.16s | 0.4%) | Poseidon Swimming Inc | 01/09/2026 | NOVA New Year S Kick Off | |
| 3457 | Victor Secor | 43.05 | 9 | B Min | BB: 42.89 (+0.16s | 0.4%) | Orinda Aquatics | 03/28/2026 | Piedmont Swim Team C B BB+ | |
| 3458 | Luca Tabacu | 43.05 | 9 | B Min | BB: 42.89 (+0.16s | 0.4%) | Clearwater Aquatic Team | 11/07/2025 | 2025 SYS Turkey Meet | |
| 3459 | Tiras Lowe | 43.05 | 10 | B Min | BB: 42.89 (+0.16s | 0.4%) | Lynchburg Aquatic Club | 12/04/2025 | 14th Annual Swim Tri Speedo Winter Champs | |
| 3460 | Nguyen Tran | 43.05 | 8 | B Min | BB: 42.89 (+0.16s | 0.4%) | Olympic Cascade Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | |
| 3461 | Coleton Prillaman | 43.06 | 8 | B Min | BB: 42.89 (+0.17s | 0.4%) | Poseidon Swimming Inc | 10/04/2025 | NOVA 12 Under Kick Off Copied | |
| 3462 | Blake Chen | 43.06 | 10 | B Min | BB: 42.89 (+0.17s | 0.4%) | Staten Island Aquatics Club | 12/05/2025 | 2025 MR NYS Holiday Classic Trials Finals | |
| 3463 | Jack Campbell | 43.06 | 9 | B Min | BB: 42.89 (+0.17s | 0.4%) | Moraga Valley Pool | 11/01/2025 | Kati McDermott Memorial Fall Jamboree Invite | |
| 3464 | Cameron Em | 43.06 | 10 | B Min | BB: 42.89 (+0.17s | 0.4%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 3465 | Deniz Gokbulut | 43.06 | 10 | B Min | BB: 42.89 (+0.17s | 0.4%) | Pro Swimming | 03/06/2026 | 2026 PN PRO March Last Chance Intra Apprived | |
| 3466 | Kevin Richard Nguyen | 43.07 | 10 | B Min | BB: 42.89 (+0.18s | 0.4%) | Seattle Metropolitan Aquatic C | 12/06/2025 | 2025 PN Fall Divisionals, Division 1 OCA | |
| 3467 | Isaac Davis | 43.07 | 9 | B Min | BB: 42.89 (+0.18s | 0.4%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 10/17/2025 | 2025 OLY Fall Classic | |
| 3468 | Anthony Sieiro | 43.08 | 8 | B Min | BB: 42.89 (+0.19s | 0.4%) | Blue Marlins Of Hialeah Garden | 10/11/2025 | NMST BMHG October Invite 25 Copied | |
| 3469 | Bryan Xia | 43.08 | 7 | B Min | BB: 42.89 (+0.19s | 0.4%) | Rockville Montgomery Swim Club | 02/14/2026 | 2026 RMSC Gender Blender Mini Meet | |
| 3470 | Conner Lemon | 43.08 | 10 | B Min | BB: 42.89 (+0.19s | 0.4%) | Nitro Swimming | 01/31/2026 | 2026 ST NTRO Fiery Flames | |
| 3471 | Gage Sena | 43.08 | 10 | B Min | BB: 42.89 (+0.19s | 0.4%) | Lamarlins Swim Team, Inc. | 07/25/2025 | 2025 CO SECAL Championships | |
| 3472 | Theodore Ellington | 43.08 | 9 | B Min | BB: 42.89 (+0.19s | 0.4%) | Stingray Swim Team | 02/27/2026 | 2026 PN February AGI, Div 1 Approved | |
| 3473 | Luca Chagas | 43.08 | 10 | B Min | BB: 42.89 (+0.19s | 0.4%) | SwimRise Aquatics | 02/20/2026 | 2026 Area 1 Spring Championships | |
| 3474 | Micah Odrzywolski | 43.08 | 10 | B Min | BB: 42.89 (+0.19s | 0.4%) | Piranhas YMCA of the Suncoast | 11/02/2025 | SUNDAY MORNING RACES NOV 2 | |
| 3475 | Leo Miyamoto | 43.08 | 10 | B Min | BB: 42.89 (+0.19s | 0.4%) | Napa Valley Swim Team | 11/15/2025 | NVST Swimming Into Fall 2025 | |
| 3476 | Greyson Eatherly | 43.09 | 10 | B Min | BB: 42.89 (+0.20s | 0.5%) | Cascade Swim Club | 12/06/2025 | 2025 PN Fall Divisionals, Division 2 | |
| 3477 | DongHyuk Kang | 43.09 | 9 | B Min | BB: 42.89 (+0.20s | 0.5%) | SwimMAC Carolina | 02/14/2026 | 2026 SwimMAC Qualifier Festival | |
| 3478 | Beckett Alvord | 43.09 | 10 | B Min | BB: 42.89 (+0.20s | 0.5%) | Team Sopris Swimming | 01/10/2025 | 2025 CO MAValanche Invitational | |
| 3479 | Kayeung Ho | 43.09 | 10 | B Min | BB: 42.89 (+0.20s | 0.5%) | Nation\\\\\\'s Capital Swim Club | 01/17/2026 | PVS January Open 2026 Fairland | |
| 3480 | Auden Farley | 43.09 | 9 | B Min | BB: 42.89 (+0.20s | 0.5%) | Sporting Jax Aquatic Club | 01/17/2026 | 2026 GOAT TYR Team Challenge And SYOA | |
| 3481 | Arvin Laine | 43.10 | 10 | B Min | BB: 42.89 (+0.21s | 0.5%) | CAC Stingrays Swim Team | 03/06/2026 | 2026 CO 14 U Silver State | |
| 3482 | Connor DeMaria | 43.10 | 10 | B Min | BB: 42.89 (+0.21s | 0.5%) | Grosse Pointe Gators | 03/07/2026 | 2026 Lake Erie Regional Meet | |
| 3483 | Wyatt Oberschlake | 43.10 | 9 | B Min | BB: 42.89 (+0.21s | 0.5%) | Mercy HealthPlex Sea Wolves | 03/12/2026 | 2026 OH SC Junior Championships | |
| 3484 | Erik Hai | 43.10 | 10 | B Min | BB: 42.89 (+0.21s | 0.5%) | The Claremont Club | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 3485 | Truman Moderski | 43.10 | 7 | B Min | BB: 42.89 (+0.21s | 0.5%) | Evergreen Hurricanes | 03/13/2026 | Mile High Championship Invitational | |
| 3486 | Hunter Lamar | 43.10 | 9 | B Min | BB: 42.89 (+0.21s | 0.5%) | Detroit All Star Aquatics | 03/07/2026 | 2026 Lake Erie Regional Meet | |
| 3487 | Declan Scheid | 43.11 | 10 | B Min | BB: 42.89 (+0.22s | 0.5%) | Ridgewood YMCA Breakers Swim T | 10/10/2025 | 2025 MR COND October Fall Festival | |
| 3488 | Bennett Fraser | 43.11 | 7 | B Min | BB: 42.89 (+0.22s | 0.5%) | Aquawolves Swimming | 03/06/2026 | 2026 CO 14 U Silver State | |
| 3489 | Atulit Gaur | 43.11 | 10 | B Min | BB: 42.89 (+0.22s | 0.5%) | United Swim Club | 02/06/2026 | 2026 NE CRA Last Chance February Invite | |
| 3490 | Lehai Li | 43.12 | 10 | B Min | BB: 42.89 (+0.23s | 0.5%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | |
| 3491 | Wallace Harrison | 43.12 | 10 | B Min | BB: 42.89 (+0.23s | 0.5%) | Huntsville Swim Association | 01/16/2026 | 2026 HSA TYR Invitational | |
| 3492 | Simon Zvenigorodskiy | 43.12 | 8 | B Min | BB: 42.89 (+0.23s | 0.5%) | Jcc Sea Serpents | 03/13/2026 | 2026 NE CRA End Of Season March Invite | |
| 3493 | Matthew Neuss | 43.12 | 10 | B Min | BB: 42.89 (+0.23s | 0.5%) | YMCA of the Triangle Area Swim | 03/06/2026 | Jon Jolley GYSSA 2026 | |
| 3494 | Charlie Jones | 43.12 | 9 | B Min | BB: 42.89 (+0.23s | 0.5%) | Everett | 01/10/2026 | 2026 Kentridge High School Invitational Obse | |
| 3495 | Alexi Covarrubias | 43.12 | 10 | B Min | BB: 42.89 (+0.23s | 0.5%) | West Texas Typhoon | 02/22/2026 | 2026 BD SC Jr Border Championship | |
| 3496 | Alexander Bago | 43.13 | 10 | B Min | BB: 42.89 (+0.24s | 0.6%) | Badger Swim Club,Inc. | 01/17/2026 | 2026 MR AGUA MLK Invitational | |
| 3497 | Matthew Creanga | 43.13 | 10 | B Min | BB: 42.89 (+0.24s | 0.6%) | Columbia Aquatics Association | 03/21/2026 | 2026 Maryland 9 10 B Championship Meet | |
| 3498 | Elliott Horng | 43.13 | 8 | B Min | BB: 42.89 (+0.24s | 0.6%) | Rockville Montgomery Swim Club | 10/17/2025 | 2025 RMSC October Kick Off Classic | |
| 3499 | Eli Everett | 43.14 | 10 | B Min | BB: 42.89 (+0.25s | 0.6%) | TS Aquatics | 11/21/2025 | 2025 SoFlo Last Chance And Holiday Classic | |
| 3500 | Sebastian Bayer | 43.14 | 10 | B Min | BB: 42.89 (+0.25s | 0.6%) | Penguin Swimming | 02/20/2026 | 2026 OH Akron SC Regional 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.