USA Boys 10 & under - 50 Y Breast
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 551 | Aaron Kim | 41.82 | 10 | A Min | AA: 40.19 (+1.63s | 3.9%) | EL Paso Border Land Swim Team | 12/19/2025 | 2025 BD Leo Cancellare Memorial Swim Meet | |
| 552 | Walker Lewis | 41.83 | 9 | A Min | AA: 40.19 (+1.64s | 3.9%) | Excel Aquatics | 01/16/2026 | 2026 TYR Mardi Gras Invite | |
| 553 | Wyatt Larson | 41.85 | 10 | A Min | AA: 40.19 (+1.66s | 4.0%) | Denver Swim Academy | 01/23/2026 | 2026 CO TOPS Colorado Open | |
| 554 | Leo Skladany | 41.85 | 10 | A Min | AA: 40.19 (+1.66s | 4.0%) | The Capitol Sea Devils | 12/12/2025 | 2025 MAKO HOLIDAY INVITATIONAL | |
| 555 | Henry Zheng | 41.86 | 8 | A Min | AA: 40.19 (+1.67s | 4.0%) | Aquajets Swim Team | 01/30/2026 | 2026 MN MTKA TYR Team Challenge | |
| 556 | Leo Morrissey | 41.86 | 10 | A Min | AA: 40.19 (+1.67s | 4.0%) | Tide Swimming | 01/09/2026 | 2026 757swim Splash And Dash | |
| 557 | Jair Ortega | 41.86 | 10 | A Min | AA: 40.19 (+1.67s | 4.0%) | Nitro Swimming | 01/31/2026 | 2026 ST NTRO Fiery Flames | |
| 558 | Quentin Lin | 41.87 | 9 | A Min | AA: 40.19 (+1.68s | 4.0%) | Eastern Nassau Aquatic Club | 11/28/2025 | 2025 MR LIE Thanksgiving Invitational | |
| 559 | Kenta Landers | 41.88 | 11 | A Min | AA: 40.19 (+1.69s | 4.0%) | Greater Kalamazoo Crocs | 01/17/2026 | MLA 2026 Big Lake Invite | |
| 560 | David Powell | 41.89 | 10 | A Min | AA: 40.19 (+1.70s | 4.1%) | Heartland Swim Assoc | 01/17/2026 | 2026 SBA All Ages A BB Meet | |
| 561 | Colton Quigg | 41.89 | 10 | A Min | AA: 40.19 (+1.70s | 4.1%) | Enfinity Aquatic Club | 02/07/2026 | 2026 EAC Last Chance Qualifier | |
| 562 | Charles Hall | 41.89 | 10 | A Min | AA: 40.19 (+1.70s | 4.1%) | Cape Cod Swim Club | 11/07/2025 | 2025 NE CCSC Shoot Outs Meet Copied | |
| 563 | Graham Messink | 41.90 | 10 | A Min | AA: 40.19 (+1.71s | 4.1%) | Egra Waves | 12/05/2025 | EGRA 2025 Winter Washout | |
| 564 | Kian Bahmani | 41.90 | 9 | A Min | AA: 40.19 (+1.71s | 4.1%) | Rockville Montgomery Swim Club | 12/11/2025 | 2025 Riley Eaton Holiday Invitational | |
| 565 | Brian Wu | 41.90 | 10 | A Min | AA: 40.19 (+1.71s | 4.1%) | Long Island Aquatic Club | 11/07/2025 | 2025 Mid Atlantic AG Championship Showdown | |
| 566 | Michael Drewitz | 41.91 | 10 | A Min | AA: 40.19 (+1.72s | 4.1%) | South Metro Storm | 01/03/2026 | 2026 MN SHRK Freezing Your Fins Off | |
| 567 | Nicolas Guzman | 41.92 | 10 | A Min | AA: 40.19 (+1.73s | 4.1%) | Blue Marlins Of Hialeah Garden | 11/21/2025 | 2025 SoFlo Last Chance And Holiday Classic | |
| 568 | Sawyer Heath | 41.93 | 10 | A Min | AA: 40.19 (+1.74s | 4.1%) | Greensboro Community YMCA | 01/23/2026 | GCY Winter Meet 2026 | |
| 569 | Jeremy Zhao | 41.94 | 9 | A Min | AA: 40.19 (+1.75s | 4.2%) | Quicksilver Swimming | 02/07/2026 | Valley Splash Short Course C B A Meet | |
| 570 | Ethan Wang | 41.94 | 9 | A Min | AA: 40.19 (+1.75s | 4.2%) | Alto Swim Club | 01/24/2026 | 2026 Zone 1 North Championships | |
| 571 | Maddox Jordan | 41.94 | 10 | A Min | AA: 40.19 (+1.75s | 4.2%) | Prime Aquatics | 01/16/2026 | 2026 TNAQ JANUARY INVITATIONAL | |
| 572 | William Huang | 41.95 | 8 | A Min | AA: 40.19 (+1.76s | 4.2%) | Charles River Aquatics | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 573 | Gregory Kiroff | 41.97 | 11 | A Min | AA: 40.19 (+1.78s | 4.2%) | Staten Island Aquatics Club | 02/07/2026 | 2026 MR QNS We Fly High Invitational | |
| 574 | Liam Eisele | 41.98 | 10 | A Min | AA: 40.19 (+1.79s | 4.3%) | Piranhas YMCA of the Suncoast | 11/21/2025 | SPA PYP NOVEMBER 2025 | |
| 575 | Sebastian Fernandez | 41.98 | 9 | A Min | AA: 40.19 (+1.79s | 4.3%) | Southridge | 02/14/2025 | 2025 OR HS 6a 2 | |
| 576 | Milo Neumann | 41.98 | 10 | A Min | AA: 40.19 (+1.79s | 4.3%) | High Tides Swim Club | 12/05/2025 | 2025 MN AQJT 14 U Single Age State Meet Cop | |
| 577 | Billy Cunnane | 41.99 | 10 | A Min | AA: 40.19 (+1.80s | 4.3%) | Moraga Country Club | 11/01/2025 | Kati McDermott Memorial Fall Jamboree Invite | |
| 578 | Max Ivanov | 41.99 | 11 | A Min | AA: 40.19 (+1.80s | 4.3%) | Trident Aquatic Club | 02/07/2026 | 2026 MR QNS We Fly High Invitational | |
| 579 | Sinan Ozgur | 42.00 | 10 | A Min | AA: 40.19 (+1.81s | 4.3%) | Pleasanton Seahawks | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 580 | Willis Wei | 42.00 | 9 | A Min | AA: 40.19 (+1.81s | 4.3%) | Rockville Montgomery Swim Club | 12/04/2025 | 2025 PV Turkey Claus Showdown | |
| 581 | Alexander Fang | 42.00 | 10 | A Min | AA: 40.19 (+1.81s | 4.3%) | Reno Aquatic Club | 01/16/2026 | 2026 Blizzard Blast Swim Meet | |
| 582 | Philip Rodriguez | 42.00 | 9 | A Min | AA: 40.19 (+1.81s | 4.3%) | Tac Titans | 12/19/2025 | 2025 TAC TITANS Jingle Bells Meet | |
| 583 | John Robisky | 42.01 | 10 | A Min | AA: 40.19 (+1.82s | 4.3%) | Freedom Aquatics | 02/07/2026 | 2026 MR FREE Championships Meets Qualifier | |
| 584 | Yihong Xiang | 42.01 | 10 | A Min | AA: 40.19 (+1.82s | 4.3%) | Tualatin Hills Swim Club | 12/05/2025 | 2025 Tualatin Hills Holiday Classic | |
| 585 | Henry Lensink | 42.02 | 10 | A Min | AA: 40.19 (+1.83s | 4.4%) | Nation\\\\\\'s Capital Swim Club | 01/17/2026 | PVS January Open 2026 PWCS | |
| 586 | Landon Jakubiak | 42.03 | 10 | A Min | AA: 40.19 (+1.84s | 4.4%) | Laker Swim | 01/17/2026 | 2026 GOAT TYR Team Challenge And SYOA | |
| 587 | Tang Zheng | 42.04 | 9 | A Min | AA: 40.19 (+1.85s | 4.4%) | Clearwater Aquatic Team | 11/07/2025 | 2025 SYS Turkey Meet | |
| 588 | Connor Brown | 42.04 | 10 | A Min | AA: 40.19 (+1.85s | 4.4%) | Marlins Of Raleigh | 02/13/2026 | Speedo 2026 MOR Short Course Qualifier Meet | |
| 589 | Maksim Chichetenko | 42.04 | 8 | A Min | AA: 40.19 (+1.85s | 4.4%) | Fast Lane Aquatics | 01/30/2026 | 2026 FAST February Helping Hands Invite | |
| 590 | Julian Lapar | 42.06 | 10 | A Min | AA: 40.19 (+1.87s | 4.4%) | SwimMAC Carolina | 12/05/2025 | ATOM Winter Invite 2025 | |
| 591 | Liam Bundick | 42.06 | 10 | A Min | AA: 40.19 (+1.87s | 4.4%) | Alamo Area Aquatic Association | 02/13/2026 | 2026 ST HPAC STX Champs South | |
| 592 | Finlay Nelson | 42.06 | 10 | A Min | AA: 40.19 (+1.87s | 4.4%) | AC Swim Club | 02/07/2026 | 2026 PSL Super Finals Invitational | |
| 593 | Sebastian Wassenaar | 42.07 | 10 | A Min | AA: 40.19 (+1.88s | 4.5%) | Asphalt Green Unified Aquatics | 01/30/2026 | 2026 MR LIE Second Chance Invitational | |
| 594 | Austin Romero-Zermeno | 42.08 | 8 | A Min | AA: 40.19 (+1.89s | 4.5%) | Rockville Montgomery Swim Club | 12/06/2025 | 2025 Reindeer Mini Meet | |
| 595 | Zackary Chuck | 42.09 | 10 | A Min | AA: 40.19 (+1.90s | 4.5%) | Boys & Girls Club of SF | 10/11/2025 | SSF October Splash C B A+ Meet | |
| 596 | Preston Mathis | 42.09 | 9 | A Min | AA: 40.19 (+1.90s | 4.5%) | Seahawks Swim Team | 02/15/2025 | 2025 PA Sweetheart Special | |
| 597 | Aiden Abreu | 42.09 | 10 | A Min | AA: 40.19 (+1.90s | 4.5%) | Hauppauge Swimming | 12/11/2025 | 2025 MR HAUP Eagle Invitational | |
| 598 | Jonathan Li | 42.09 | 7 | A Min | AA: 40.19 (+1.90s | 4.5%) | Brea Aquatics | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 599 | Forrest Talarico | 42.10 | 10 | BB Min | A: 42.09 (+0.01s | 0.0%) | Revolution Swim Club | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 600 | Brady Richeda | 42.10 | 9 | BB Min | A: 42.09 (+0.01s | 0.0%) | Rapids Swim Team | 12/05/2025 | 2025 NE UVAC Winter Classic | |
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.