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 | Walter Speicher | 36.46 | 10 | A Min | AA: 35.79 (+0.67s | 1.8%) | Monocacy Aquatic Club | 03/05/2026 | 2026 MD LSC 14 U Championships | |
| 502 | James Zechmeister | 36.46 | 9 | A Min | AA: 35.79 (+0.67s | 1.8%) | Minnetonka Swim Club | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 503 | Jimmy Liu | 36.48 | 8 | A Min | AA: 35.79 (+0.69s | 1.9%) | Pack Swim Team of Pittsford | 10/24/2026 | 2026 Victor Halloween Classic | |
| 504 | Aiden Gordon | 36.49 | 9 | A Min | AA: 35.79 (+0.70s | 1.9%) | Monroe-Woodbury Devilfish Aqua | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 505 | Jackson Coslick | 36.49 | 9 | A Min | AA: 35.79 (+0.70s | 1.9%) | Annapolis Swim Club | 12/04/2025 | 2025 Sport Fair Winter Classic | |
| 506 | Sylas York | 36.49 | 10 | A Min | AA: 35.79 (+0.70s | 1.9%) | San Clemente Aquatic Team | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 507 | Jack Wallace | 36.49 | 10 | A Min | AA: 35.79 (+0.70s | 1.9%) | Streamline Aquatic Club | 10/24/2026 | 2026 Martha Bass Invitational | |
| 508 | Brendan Cryan | 36.49 | 10 | A Min | AA: 35.79 (+0.70s | 1.9%) | Northern KY Clippers | 10/23/2026 | 2026 CLPR Halloween Meet | |
| 509 | Muyang He | 36.50 | 10 | A Min | AA: 35.79 (+0.71s | 1.9%) | Santa Clara Swim Club | 02/28/2026 | Swim South Bay | |
| 510 | Yupeng Wang | 36.51 | 10 | A Min | AA: 35.79 (+0.72s | 2.0%) | Monterey Park Manta Rays | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 511 | Ethan Wu | 36.51 | 10 | A Min | AA: 35.79 (+0.72s | 2.0%) | Swim Torrance | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 512 | Ethan Gaffin | 36.51 | 10 | A Min | AA: 35.79 (+0.72s | 2.0%) | Streamline Aquatics | 10/09/2026 | 2026 ST SASA Sombrero Dos | |
| 513 | John Robisky | 36.52 | 10 | A Min | AA: 35.79 (+0.73s | 2.0%) | Freedom Aquatics | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 514 | Lucas Jiang | 36.52 | 9 | A Min | AA: 35.79 (+0.73s | 2.0%) | Kingfish Swimming Medfield | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 515 | Jonas Inscoe | 36.52 | 9 | A Min | AA: 35.79 (+0.73s | 2.0%) | Waterloo Swimming | 09/20/2026 | 2026 ST WLOO September Splash | |
| 516 | Tanner Langsdale | 36.53 | 10 | A Min | AA: 35.79 (+0.74s | 2.0%) | York Swim Club of Northern Vir | 01/17/2026 | PVS January Open 2026 PWCS | |
| 517 | Logan Hall | 36.53 | 10 | A Min | AA: 35.79 (+0.74s | 2.0%) | Marlins Of Raleigh | 07/12/2026 | 2026 MOR Intrasquad Meet | |
| 518 | Lucas Ferguson | 36.53 | 10 | A Min | AA: 35.79 (+0.74s | 2.0%) | Aquatic Team Of Mecklenburg | 07/21/2026 | ATOM Summer Speed 2025 Copied | |
| 519 | Dolan Carroll | 36.53 | 10 | A Min | AA: 35.79 (+0.74s | 2.0%) | Cincinnati Marlins | 03/12/2026 | 2026 OH SC Junior Championships | |
| 520 | Rayce Shirey | 36.53 | 10 | A Min | AA: 35.79 (+0.74s | 2.0%) | Shoals Aquatic Club | 10/16/2026 | 2026 HSA Fran Norris Meet | |
| 521 | Max Muse | 36.54 | 9 | A Min | AA: 35.79 (+0.75s | 2.1%) | Unattached | 01/16/2026 | 2026 SE Ralph Crocker Classic | |
| 522 | John Clegg | 36.55 | 10 | A Min | AA: 35.79 (+0.76s | 2.1%) | Gbsa - Greater Baltimore Swim | 03/05/2026 | 2026 MD LSC 14 U Championships | |
| 523 | Cole Proescher | 36.56 | 10 | A Min | AA: 35.79 (+0.77s | 2.1%) | Orinda Aquatics | 05/17/2026 | Montclair 14 Under Short Course Pentathlon | |
| 524 | Amir Carr | 36.57 | 10 | A Min | AA: 35.79 (+0.78s | 2.1%) | Wallingford YMCA Dolphins | 03/21/2026 | 2026 NE YNS YMCA New England Championship | |
| 525 | Rowan Sargent | 36.57 | 9 | A Min | AA: 35.79 (+0.78s | 2.1%) | Flatiron Athletic Club | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 526 | Lucas Ni | 36.57 | 9 | A Min | AA: 35.79 (+0.78s | 2.1%) | Makos Aquatics Club of Gainesv | 03/05/2026 | 2026 Florida Swimming FLAGS NORTH | |
| 527 | Nathan Mickey | 36.58 | 9 | A Min | AA: 35.79 (+0.79s | 2.2%) | Harrison Township Lanse Creuse | 02/05/2026 | 2026 Boys Macomb County Championship Invite | |
| 528 | Ezra Epstein | 36.60 | 10 | A Min | AA: 35.79 (+0.81s | 2.2%) | Asphalt Green Unified Aquatics | 12/05/2025 | 2025 MR NYS Holiday Classic Trials Finals | |
| 529 | Aiden Turner | 36.61 | 10 | A Min | AA: 35.79 (+0.82s | 2.2%) | Old Dominion Aquatic Club | 02/13/2026 | 2026 Southeast District 9 12 Championship | |
| 530 | Owen Tan | 36.61 | 9 | A Min | AA: 35.79 (+0.82s | 2.2%) | Hawaii Swimming Club | 09/05/2026 | OSL A+ Sprint Pentathlon Copied | |
| 531 | Andreas Kwiram | 36.61 | 10 | A Min | AA: 35.79 (+0.82s | 2.2%) | Hills Hurricane Swimming | 02/28/2026 | VJO Rep The Bay C B A+ 2026 Copied | |
| 532 | Jaxon Despain | 36.61 | 10 | A Min | AA: 35.79 (+0.82s | 2.2%) | Denver Swim Academy | 10/10/2026 | 2026 CO FST Swim Pink | |
| 533 | Nan-Yi Yeh | 36.62 | 10 | A Min | AA: 35.79 (+0.83s | 2.3%) | Marlins Of Raleigh | 01/16/2026 | 2026 RSA Winter Tri | |
| 534 | Leon Yan | 36.63 | 9 | A Min | AA: 35.79 (+0.84s | 2.3%) | Waterloo Swimming | 10/18/2026 | 2026 ST TXLA 10 U Fall Kick Off Invite | |
| 535 | Isaac Camenisch | 36.64 | 10 | A Min | AA: 35.79 (+0.85s | 2.3%) | Highbridge Aquatics | 10/17/2026 | LEXD FinFest | |
| 536 | Tyler Kuykendall | 36.65 | 10 | A Min | AA: 35.79 (+0.86s | 2.3%) | Annapolis Swim Club | 03/05/2026 | 2026 MD LSC 14 U Championships | |
| 537 | Brandon Wang | 36.65 | 10 | A Min | AA: 35.79 (+0.86s | 2.3%) | Crimson Aquatics | 07/30/2026 | 2026 NE CRA Prelim Final SCY Meet | |
| 538 | Andres Velazquez | 36.65 | 9 | A Min | AA: 35.79 (+0.86s | 2.3%) | Bayclub Aquatic Swim Team | 10/10/2026 | 2026 PN SMAC Fall Kick Off Approved | |
| 539 | Dax Palermo | 36.68 | 9 | A Min | AA: 35.79 (+0.89s | 2.4%) | Long Island Aquatic Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 540 | Lichen Chi | 36.68 | 9 | A Min | AA: 35.79 (+0.89s | 2.4%) | Tualatin Hills Swim Club | 05/16/2026 | 2026 John DeRoest Sextathlon Swim Meet | |
| 541 | Robert Botterill | 36.68 | 10 | A Min | AA: 35.79 (+0.89s | 2.4%) | Granite City Aquatics | 12/05/2025 | 2025 MN AQJT 14 U Single Age State Meet Cop | |
| 542 | Maddox Wheatcroft | 36.69 | 9 | A Min | AA: 35.79 (+0.90s | 2.5%) | Burlington Edison | 02/13/2026 | 2026 (WIAA) NW District 1 2A Boys HS OB | |
| 543 | Cyrus Yang | 36.69 | 10 | A Min | AA: 35.79 (+0.90s | 2.5%) | Quicksilver Swimming | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 544 | Ashwin Tiwari | 36.69 | 9 | A Min | AA: 35.79 (+0.90s | 2.5%) | Olympic Cascade Aquatics | 10/03/2026 | 2026 PN OCA John Walker Invitational Approve | |
| 545 | Thomas Shackleton | 36.69 | 10 | A Min | AA: 35.79 (+0.90s | 2.5%) | North Coast Aquatics | 03/06/2026 | 2026 SI 14U AGE GRP CHAMPIONSHIPS | |
| 546 | Chase Witt | 36.69 | 10 | A Min | AA: 35.79 (+0.90s | 2.5%) | Gold\\\\\\'s Aquatics Club (Camas) | 10/24/2026 | Superior Aquatics Monster Splash 2026 | |
| 547 | Scott Maley | 36.72 | 10 | A Min | AA: 35.79 (+0.93s | 2.5%) | Rochester Swim Club | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 548 | Hao Lau | 36.73 | 10 | A Min | AA: 35.79 (+0.94s | 2.6%) | Loyola Blakefield Aquatics | 03/05/2026 | 2026 MD LSC 14 U Championships | |
| 549 | Julian Lee | 36.73 | 10 | A Min | AA: 35.79 (+0.94s | 2.6%) | Sporting Jax Aquatic Club | 01/17/2026 | 2026 GOAT TYR Team Challenge And SYOA | |
| 550 | Michael Hefner | 36.73 | 9 | A Min | AA: 35.79 (+0.94s | 2.6%) | Aspen Swim Club | 10/10/2026 | 2026 CO Aspen Swim Meet | |
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.