USA Boys 10 & under - 50 Y Free
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 5451 | Rhett Harrington | 37.53 | 8 | B Min | BB: 34.59 (+2.94s | 7.8%) | Midland Dolphins | 02/07/2026 | 2026 Grand Rapids Open | |
| 5452 | Onyx Rumschlag | 37.53 | 10 | B Min | BB: 34.59 (+2.94s | 7.8%) | Vacationland Swim Club | 02/19/2026 | 2026 OH SOS SC Regional Championships | |
| 5453 | Elliott Lee Chan Kam | 37.53 | 9 | B Min | BB: 34.59 (+2.94s | 7.8%) | Alto Swim Club | 12/06/2025 | Alto Dec 6 7 CBA | |
| 5454 | Donovan Di Loreto | 37.53 | 9 | B Min | BB: 34.59 (+2.94s | 7.8%) | Carson Tigersharks | 10/17/2025 | 2025 KING OF THE HILL CHALLENGE | |
| 5455 | Benjamin Zhang | 37.53 | 9 | B Min | BB: 34.59 (+2.94s | 7.8%) | Amherst Tritons Swim Team | 01/30/2026 | 2026 NE UVAC Silvers | |
| 5456 | Axel Radstrom | 37.53 | 9 | B Min | BB: 34.59 (+2.94s | 7.8%) | Pacific Coast Marlins | 11/22/2025 | Thankswimming Classic 2025 | |
| 5457 | Jake Hollandsworth | 37.53 | 9 | B Min | BB: 34.59 (+2.94s | 7.8%) | Arlington Aquatic Club | 10/18/2025 | 2025 AAC Fall Gator Mini Meet | |
| 5458 | Jasper Olson | 37.53 | 10 | B Min | BB: 34.59 (+2.94s | 7.8%) | Storm Aquatics Swim Team | 01/17/2026 | 2026 PN SMAC Winter Invitational Approved | |
| 5459 | Will Vaughn | 37.53 | 8 | B Min | BB: 34.59 (+2.94s | 7.8%) | Jupiter Dragons Swim Team | 02/20/2026 | 2026 FG SCY BB Championships (NORTH) | |
| 5460 | Nathan Zhu | 37.54 | 9 | B Min | BB: 34.59 (+2.95s | 7.9%) | Y in Central Maryland Blue Cra | 11/01/2025 | 2025 Bridget Vache Memorial MAC Fall Frenzy | |
| 5461 | Landon Warren | 37.54 | 9 | B Min | BB: 34.59 (+2.95s | 7.9%) | City of Mobile Swim Associatio | 02/13/2026 | 2026 SES Region 4 Championships | |
| 5462 | Sawyer Denton | 37.54 | 10 | B Min | BB: 34.59 (+2.95s | 7.9%) | M.E. Lyons/Anderson Barracudas | 02/19/2026 | 2026 OH CM SC Regional Championships | |
| 5463 | Adrian Knasiak | 37.54 | 9 | B Min | BB: 34.59 (+2.95s | 7.9%) | Kentridge | 01/11/2025 | 2025 Kentridge HS Invitational BOYS OBSERVED | |
| 5464 | Caleb Clarin | 37.54 | 10 | B Min | BB: 34.59 (+2.95s | 7.9%) | Fairfax Foxes Swimming | 01/17/2026 | 2026 PV January Open Audrey Moore | |
| 5465 | Leo Grant | 37.54 | 9 | B Min | BB: 34.59 (+2.95s | 7.9%) | Texas Elite Swim Team | 02/21/2025 | 2025 Gulf 12 Under Champs (DADS) | |
| 5466 | Stuart Franks | 37.54 | 9 | B Min | BB: 34.59 (+2.95s | 7.9%) | Marlins Of Raleigh | 01/16/2026 | 2026 RSA Winter Tri | |
| 5467 | Austin Zhao | 37.55 | 10 | B Min | BB: 34.59 (+2.96s | 7.9%) | DeAnza Cupertino Aquatics | 10/25/2025 | 2025 SUNN Fall Classic | |
| 5468 | James Saunders | 37.55 | 7 | B Min | BB: 34.59 (+2.96s | 7.9%) | Empire Swimming | 02/06/2026 | 2026 MR YMID February Classic Copied | |
| 5469 | Eli Anderson | 37.55 | 9 | B Min | BB: 34.59 (+2.96s | 7.9%) | Millard Aquatic Club | 02/20/2026 | 2026 MW Midwestern Age Group Short Course | |
| 5470 | Dexter Rhodes | 37.55 | 10 | B Min | BB: 34.59 (+2.96s | 7.9%) | Poseidon Aquatic Club | 02/07/2026 | 2026 PN IST Feb Winter Invitational Approved | |
| 5471 | Chase Hoffman | 37.55 | 9 | B Min | BB: 34.59 (+2.96s | 7.9%) | Naval Academy Aquatic Club | 02/14/2026 | EST Vs NAAC Dual Meet | |
| 5472 | Jeremy Pei | 37.55 | 10 | B Min | BB: 34.59 (+2.96s | 7.9%) | Columbia River Swim Team | 01/23/2026 | 2026 TTSC Winter Qualifier | |
| 5473 | Noah Chang | 37.56 | 9 | B Min | BB: 34.59 (+2.97s | 7.9%) | North Coast Aquatics | 01/31/2026 | 2026 SI HSA All Ages NTS Meet | |
| 5474 | Luca Thompson | 37.56 | 9 | B Min | BB: 34.59 (+2.97s | 7.9%) | Bayside Aquatics | 11/14/2025 | ISCA Fall Classic Championship 2025 | |
| 5475 | Julian Chung | 37.56 | 9 | B Min | BB: 34.59 (+2.97s | 7.9%) | Empire Swimming | 02/06/2026 | 2026 MR YMID February Classic Copied | |
| 5476 | James Gillis | 37.56 | 9 | B Min | BB: 34.59 (+2.97s | 7.9%) | YMCA of the Triangle Area Swim | 09/28/2025 | 2025 YOTA Intrasquad Meet | |
| 5477 | Logan Yip | 37.56 | 10 | B Min | BB: 34.59 (+2.97s | 7.9%) | South San Francisco Aquatics | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | |
| 5478 | William Urquhart | 37.56 | 9 | B Min | BB: 34.59 (+2.97s | 7.9%) | Sailfish Swim Team | 01/09/2026 | 2026 NE NSSC January 9 11 BC Meet | |
| 5479 | Jeremiah Busenitz | 37.56 | 8 | B Min | BB: 34.59 (+2.97s | 7.9%) | Central Coast Swim Club | 11/07/2025 | SCAT Open | |
| 5480 | Luke Bromstead | 37.56 | 10 | B Min | BB: 34.59 (+2.97s | 7.9%) | Nsea Swim | 01/24/2026 | 2026 WOW Tri County Classic | |
| 5481 | Antonino Parlavecchio | 37.56 | 9 | B Min | BB: 34.59 (+2.97s | 7.9%) | Shamrock Swim Club | 01/04/2026 | 2026 NE SSC Jan Meet | |
| 5482 | Sam Beck | 37.56 | 10 | B Min | BB: 34.59 (+2.97s | 7.9%) | Lakeridge Swim Team | 01/16/2026 | 2026 Blizzard Blast Swim Meet | |
| 5483 | Levi Chamas | 37.56 | 10 | B Min | BB: 34.59 (+2.97s | 7.9%) | Westlake Aquatic Facility | 12/13/2025 | 2025 ST WOW Hot Chocolate Jamboree | |
| 5484 | Charlie Spearin | 37.56 | 9 | B Min | BB: 34.59 (+2.97s | 7.9%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 01/31/2026 | 2026 Guppy Bowl | |
| 5485 | Nathaniel Hu | 37.57 | 9 | B Min | BB: 34.59 (+2.98s | 7.9%) | Tollefson Swimming | 11/14/2025 | ISCA Fall Classic Championship 2025 | |
| 5486 | Nolan Nshime | 37.57 | 10 | B Min | BB: 34.59 (+2.98s | 7.9%) | Grand Rapids Aquatics | 12/13/2025 | 2025 Holiday Cup | |
| 5487 | Kian Ascione | 37.57 | 10 | B Min | BB: 34.59 (+2.98s | 7.9%) | North Jeffco Swim Team | 12/12/2025 | 2025 CO NJ Blizzard Invite | |
| 5488 | Owen Tracey | 37.57 | 9 | B Min | BB: 34.59 (+2.98s | 7.9%) | Nova of Virginia | 12/05/2025 | NOVA December Dip | |
| 5489 | Nicholas Burmeister | 37.57 | 9 | B Min | BB: 34.59 (+2.98s | 7.9%) | Cascade Swim Club | 02/01/2026 | 2026 PN CSC February Mini Meet Approved | |
| 5490 | Thaddeus Roberts | 37.57 | 9 | B Min | BB: 34.59 (+2.98s | 7.9%) | Boise YMCA Swim Team | 12/20/2025 | 2025 BY Candy Cane Invitational | |
| 5491 | Lincoln Aument | 37.57 | 9 | B Min | BB: 34.59 (+2.98s | 7.9%) | FireFish Swim Team | 01/30/2026 | 2026 NE CS Silver Championships | |
| 5492 | Sidhanth Telang | 37.57 | 8 | B Min | BB: 34.59 (+2.98s | 7.9%) | Shoals Aquatic Club | 02/06/2026 | 2026 SES Region 3 Champions | |
| 5493 | Curtis Curry | 37.57 | 9 | B Min | BB: 34.59 (+2.98s | 7.9%) | Cullman Swim Association | 01/16/2026 | 2026 HSA TYR Invitational | |
| 5494 | Graham Talton | 37.58 | 10 | B Min | BB: 34.59 (+2.99s | 8.0%) | Enfinity Aquatic Club | 11/14/2025 | 2025 EAC Friday Frenzy | |
| 5495 | Tanner Sheeran | 37.58 | 7 | B Min | BB: 34.59 (+2.99s | 8.0%) | Cavalier Aquatics/Piedmont Fam | 10/03/2025 | CA Y Fall Kick Off 2025 | |
| 5496 | Nathan Kreger | 37.58 | 7 | B Min | BB: 34.59 (+2.99s | 8.0%) | Supernova Swim Team | 02/27/2026 | 2026 Junior Cup | |
| 5497 | Viren Subramanian | 37.59 | 9 | B Min | BB: 34.59 (+3.00s | 8.0%) | Pipeline Swimming | 10/10/2025 | 2025 GTSA TYR Swim Classic | |
| 5498 | Seiji Tsuchikama | 37.59 | 9 | B Min | BB: 34.59 (+3.00s | 8.0%) | Pearland Aquatics | 02/21/2025 | 2025 Gulf 12 Under Champs (KATY) | |
| 5499 | Leo Roomet | 37.59 | 9 | B Min | BB: 34.59 (+3.00s | 8.0%) | Maui Dolphins Swim Club | 10/25/2025 | 2025 MAGSA 12 Under ABC SCY Meet | |
| 5500 | Nolan Bocan | 37.59 | 8 | B Min | BB: 34.59 (+3.00s | 8.0%) | Enfinity Aquatic Club | 01/16/2026 | 2026 Vector Security Polar Plunge 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.