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 | |
|---|---|---|---|---|---|---|---|---|---|
| 4501 | Rhett Harrington | 37.53 | 8 | B Min | BB: 34.59 (+2.94s | 7.8%) | Midland Dolphins | 02/07/2026 | 2026 Grand Rapids Open | |
| 4502 | Jacob Grube | 37.53 | 10 | B: 32.79 (+4.74s | 12.6%) | Green Terror Aquatic Club | 11/01/2025 | 2025 Bridget Vache Memorial MAC Fall Frenzy | ||
| 4503 | Smith Larsen | 37.53 | 9 | B Min | BB: 34.59 (+2.94s | 7.8%) | Magic Valley Marlins | 10/25/2025 | Spook Splash 2025 | |
| 4504 | Stefan Turceaninov | 37.53 | 9 | B Min | BB: 34.59 (+2.94s | 7.8%) | New Wave Swim Team | 03/14/2026 | 2026 MOR Reagan Martin Rocks Swim Meet | |
| 4505 | Benjamin Zhang | 37.53 | 10 | B Min | BB: 34.59 (+2.94s | 7.8%) | Amherst Tritons Swim Team | 01/30/2026 | 2026 NE UVAC Silvers | |
| 4506 | Jeremy Ho | 37.53 | 10 | B Min | BB: 34.59 (+2.94s | 7.8%) | California Dolphins Swim Team | 09/19/2026 | PC LAC C B BB 26 Copied | |
| 4507 | Jacob Fox | 37.53 | 10 | B Min | BB: 34.59 (+2.94s | 7.8%) | SlipStream Aquatics | 09/13/2026 | 2026 SSA Red Vs Yellow Intra Squad | |
| 4508 | Benjamin Wachter | 37.53 | 10 | B Min | BB: 34.59 (+2.94s | 7.8%) | Csp Tideriders | 10/09/2026 | Fall Festival Invitational | |
| 4509 | Adrian Knasiak | 37.54 | 10 | B Min | BB: 34.59 (+2.95s | 7.9%) | Kentridge | 01/11/2025 | 2025 Kentridge HS Invitational BOYS OBSERVED | |
| 4510 | 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 | |
| 4511 | 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 | |
| 4512 | 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 | |
| 4513 | Landon Warren | 37.54 | 10 | B Min | BB: 34.59 (+2.95s | 7.9%) | City of Mobile Swim Associatio | 02/13/2026 | 2026 SES Region 4 Championships | |
| 4514 | Lucas Hudelson | 37.54 | 10 | B Min | BB: 34.59 (+2.95s | 7.9%) | Tiger Aquatics | 09/13/2026 | Hot Dog Meet, Sept 2026 | |
| 4515 | Adrian Williams | 37.54 | 9 | B Min | BB: 34.59 (+2.95s | 7.9%) | Piranha Swimming | 10/09/2026 | VJO S Sprint For The Golden Ticket 2026 C | |
| 4516 | Benjamin Lugo | 37.54 | 9 | B Min | BB: 34.59 (+2.95s | 7.9%) | COSA Swimming | 10/09/2026 | 2026 CO Gian Luc Jordan Open | |
| 4517 | Brooks Harvin | 37.55 | 9 | B Min | BB: 34.59 (+2.96s | 7.9%) | Marlins Of Raleigh | 03/14/2026 | 2026 MOR Reagan Martin Rocks Swim Meet | |
| 4518 | 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 | |
| 4519 | Jonathan Zaki | 37.55 | 9 | B Min | BB: 34.59 (+2.96s | 7.9%) | Machine Aquatics | 03/20/2026 | 2026 RMSC Spring Finale | |
| 4520 | 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 | |
| 4521 | Bronson Schrader | 37.55 | 10 | B Min | BB: 34.59 (+2.96s | 7.9%) | Swim South Bay | 09/19/2026 | 2026 Milpitas Aquatic Club Season Kick Off | |
| 4522 | Isaac Welmerink | 37.55 | 10 | B Min | BB: 34.59 (+2.96s | 7.9%) | Lakeridge Swim Team | 10/16/2026 | 2026 KING OF THE HILL CHALLENGE | |
| 4523 | Bryce Park | 37.55 | 10 | B Min | BB: 34.59 (+2.96s | 7.9%) | University Place Aquatic Club | 10/16/2026 | 2026 PN VAST Fall Classic Invite Approved | |
| 4524 | Alexander Tallon | 37.55 | 10 | B Min | BB: 34.59 (+2.96s | 7.9%) | Triton Swimming of Louisville | 10/16/2026 | 2026 SwimVille USA Jack Thompson Classic | |
| 4525 | 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 | |
| 4526 | Charlie Spearin | 37.56 | 9 | B Min | BB: 34.59 (+2.97s | 7.9%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 01/31/2026 | 2026 Guppy Bowl | |
| 4527 | 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 | |
| 4528 | 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 | |
| 4529 | 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 | |
| 4530 | Luca Thompson | 37.56 | 10 | B Min | BB: 34.59 (+2.97s | 7.9%) | Bayside Aquatics | 11/14/2025 | ISCA Fall Classic Championship 2025 | |
| 4531 | Jeremiah Busenitz | 37.56 | 9 | B Min | BB: 34.59 (+2.97s | 7.9%) | Central Coast Swim Club | 11/07/2025 | SCAT Open | |
| 4532 | Logan Rowalt | 37.56 | 9 | B Min | BB: 34.59 (+2.97s | 7.9%) | DeAnza Cupertino Aquatics | 03/07/2026 | DACA CBA Meet | |
| 4533 | Brij Fitzgerald | 37.57 | 9 | B Min | BB: 34.59 (+2.98s | 7.9%) | Tollefson Swimming | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 4534 | Nathaniel Hu | 37.57 | 9 | B Min | BB: 34.59 (+2.98s | 7.9%) | Tollefson Swimming | 11/14/2025 | ISCA Fall Classic Championship 2025 | |
| 4535 | Nolan Nshime | 37.57 | 10 | B: 32.79 (+4.78s | 12.7%) | Grand Rapids Aquatics | 12/13/2025 | 2025 Holiday Cup | ||
| 4536 | 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 | |
| 4537 | Owen Tracey | 37.57 | 9 | B Min | BB: 34.59 (+2.98s | 7.9%) | Nova of Virginia | 12/05/2025 | NOVA December Dip | |
| 4538 | Curtis Curry | 37.57 | 9 | B Min | BB: 34.59 (+2.98s | 7.9%) | Cullman Swim Association | 01/16/2026 | 2026 HSA TYR Invitational | |
| 4539 | 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 | |
| 4540 | Owen Maury | 37.58 | 8 | B Min | BB: 34.59 (+2.99s | 8.0%) | Richmond City Riptides | 03/20/2026 | 2026 SwimRVA Clover Cup | |
| 4541 | Jayden Xu | 37.58 | 9 | B Min | BB: 34.59 (+2.99s | 8.0%) | Swim Tech | 03/27/2026 | 2026 MR Bronze Championships Central KBM | |
| 4542 | Nicholas Kelly | 37.58 | 9 | B Min | BB: 34.59 (+2.99s | 8.0%) | Carolina Aquatic Team | 03/26/2026 | 2026 NCAC Spring Tar Heel States Copied | |
| 4543 | Tanner Sheeran | 37.58 | 8 | B Min | BB: 34.59 (+2.99s | 8.0%) | Cavalier Aquatics/Piedmont Fam | 10/03/2025 | CA Y Fall Kick Off 2025 | |
| 4544 | Thomas Morris | 37.58 | 10 | B Min | BB: 34.59 (+2.99s | 8.0%) | Marlins Of Raleigh | 03/14/2026 | 2026 MOR Reagan Martin Rocks Swim Meet | |
| 4545 | Alexander Brylski | 37.58 | 10 | B Min | BB: 34.59 (+2.99s | 8.0%) | Gulliver Swim Club | 09/26/2026 | Eagle Fall Invite 2026 | |
| 4546 | Leonidas Rodriguez | 37.58 | 9 | B Min | BB: 34.59 (+2.99s | 8.0%) | Bolles School Sharks | 09/13/2026 | 2026 September Splash | |
| 4547 | Evan Kim | 37.58 | 10 | B Min | BB: 34.59 (+2.99s | 8.0%) | Sunnyvale Swim Club | 03/28/2026 | LAMV C B A+ Meet | |
| 4548 | John Huss | 37.59 | 7 | B Min | BB: 34.59 (+3.00s | 8.0%) | Asphalt Green Unified Aquatics | 01/17/2026 | 2026 MR AGUA MLK Invitational | |
| 4549 | Jonny Groeber | 37.59 | 9 | B Min | BB: 34.59 (+3.00s | 8.0%) | Upper Arlington Swim Club | 02/19/2026 | 2026 OH UASC SC Regional Championships | |
| 4550 | DeRon Montgomery | 37.59 | 8 | B Min | BB: 34.59 (+3.00s | 8.0%) | Razor Aquatics | 12/12/2025 | OLY Swimming Holiday Bowl | |
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.