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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2501 | Fedor Dobrynin | 41.88 | 8 | BB Min | A: 37.59 (+4.29s | 10.2%) | Virginia Gators | 02/07/2026 | SW District 8 Under Championship | |
| 2502 | Ajit Bandesha | 41.88 | 9 | BB Min | A: 37.59 (+4.29s | 10.2%) | Shawmut Aquatic Club | 11/15/2025 | 2025 NE SAC Turkey Splash | |
| 2503 | Mateo Franco-Abeyta | 41.88 | 10 | BB Min | A: 37.59 (+4.29s | 10.2%) | Star | 02/13/2026 | 34th Annual Lost Dutchman Invitational | |
| 2504 | Francis Esguerra | 41.88 | 10 | BB Min | A: 37.59 (+4.29s | 10.2%) | Hydro-sonic Tiburones | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 2505 | Ryan Gan | 41.88 | 9 | BB Min | A: 37.59 (+4.29s | 10.2%) | Crimson Aquatics | 11/14/2025 | 2025 NE CRIM November Specialty Copied C | |
| 2506 | Lincoln Yrizarry | 41.89 | 10 | BB Min | A: 37.59 (+4.30s | 10.3%) | Iolani Swim Club | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 2507 | Conor Mclean | 41.89 | 9 | BB Min | A: 37.59 (+4.30s | 10.3%) | Asphalt Green Unified Aquatics | 03/07/2026 | 2026 MR AGUA Last Chance Invitational | |
| 2508 | Jason Isaac | 41.90 | 9 | BB Min | A: 37.59 (+4.31s | 10.3%) | Hydro-sonic Tiburones | 11/14/2025 | 2025PV November Open Fairland | |
| 2509 | Muchen Liang | 41.91 | 10 | BB Min | A: 37.59 (+4.32s | 10.3%) | Nova of Virginia | 12/05/2025 | NOVA December Dip | |
| 2510 | Landon Maki | 41.91 | 10 | BB Min | A: 37.59 (+4.32s | 10.3%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | |
| 2511 | Ryan Ferguson | 41.91 | 9 | BB Min | A: 37.59 (+4.32s | 10.3%) | Santa Clara Swim Club | 02/21/2026 | Pacific Swimming 10 U SCY Championship | |
| 2512 | Owen Hoots | 41.91 | 9 | BB Min | A: 37.59 (+4.32s | 10.3%) | Watertown Area Swim Club | 05/30/2026 | 2026 Too Cool For The Pool | |
| 2513 | Archer Odom | 41.91 | 7 | BB Min | A: 37.59 (+4.32s | 10.3%) | Greenwood Tiger Sharks | 02/08/2026 | 2026 CO Falfins Short Course Series #4 | |
| 2514 | Porter Harris | 41.92 | 9 | BB Min | A: 37.59 (+4.33s | 10.3%) | Memphis Thunder Aquatic Club | 01/16/2026 | 2026 Gabrielle Rose Tiger Classic | |
| 2515 | Christopher Farley | 41.92 | 10 | BB Min | A: 37.59 (+4.33s | 10.3%) | Mason Makos Swim Team | 09/27/2025 | 2025 PV MAKO FALL INVITATIONAL | |
| 2516 | Wyatt Johnson | 41.92 | 9 | BB Min | A: 37.59 (+4.33s | 10.3%) | Huntsville Swim Association | 02/20/2026 | 2026 SE Auburn Classic | |
| 2517 | Dale Joyce | 41.92 | 10 | BB Min | A: 37.59 (+4.33s | 10.3%) | Puget Sound Swim Club | 02/27/2026 | 2026 PN February AGI, Div 3 Approved | |
| 2518 | Scott Rickert | 41.92 | 9 | BB Min | A: 37.59 (+4.33s | 10.3%) | South Orange County Aquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 2519 | Henry Westerbeek | 41.93 | 10 | BB Min | A: 37.59 (+4.34s | 10.4%) | Benton Harbor-St. Joseph YMCA | 03/07/2026 | 2026 Michigan YMCA State Championship | |
| 2520 | Elliott Horng | 41.93 | 9 | BB Min | A: 37.59 (+4.34s | 10.4%) | Rockville Montgomery Swim Club | 01/16/2026 | 2026 RMSC January Intrasquad Meet | |
| 2521 | Paxton Padilla | 41.93 | 9 | BB Min | A: 37.59 (+4.34s | 10.4%) | Pueblo County Swim Team | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 2522 | Ely Erickson | 41.93 | 9 | BB Min | A: 37.59 (+4.34s | 10.4%) | Waterloo Swimming | 01/17/2026 | 2026 ST AQTX B Champs North | |
| 2523 | Aden Sun | 41.93 | 10 | BB Min | A: 37.59 (+4.34s | 10.4%) | Burlingame Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | |
| 2524 | Dylan Bachmann | 41.94 | 10 | BB Min | A: 37.59 (+4.35s | 10.4%) | Oly Swimming | 02/27/2026 | 2026 MCSA Junior Cup | |
| 2525 | Yangyang Xu | 41.94 | 10 | BB Min | A: 37.59 (+4.35s | 10.4%) | Pacific Dragons Swim Team | 01/24/2026 | 2026 PN PDST Winter Invitational Meet Approv | |
| 2526 | Evan Fernando | 41.94 | 10 | BB Min | A: 37.59 (+4.35s | 10.4%) | Atlantis Swimming | 01/31/2026 | 2026 Guppy Bowl | |
| 2527 | Charles McKee | 41.94 | 10 | BB Min | A: 37.59 (+4.35s | 10.4%) | Dexter Community Aquatic Club | 03/07/2026 | 2026 Lake Ontario Regional Meet | |
| 2528 | Derek Chavez | 41.94 | 10 | BB Min | A: 37.59 (+4.35s | 10.4%) | Hialeah Swim Club | 02/20/2026 | 2026 FG SCY BB Championships SOUTH | |
| 2529 | Luke Koerner | 41.94 | 10 | BB Min | A: 37.59 (+4.35s | 10.4%) | Granite Falls Makos | 12/12/2025 | Triad Tropic Invitational Copied | |
| 2530 | Arthur Cedermark | 41.94 | 10 | BB Min | A: 37.59 (+4.35s | 10.4%) | Westerly-Pawcatuck Y Dolphins | 03/21/2026 | 2026 NE YNS YMCA New England Championship | |
| 2531 | Sullivan Boro | 41.95 | 9 | BB Min | A: 37.59 (+4.36s | 10.4%) | Metro Surge Aquatic Club | 02/01/2026 | 2026 Little Blue Penguin Pentathlon | |
| 2532 | Logan Ovens | 41.95 | 9 | BB Min | A: 37.59 (+4.36s | 10.4%) | New Wave Swim Team | 03/14/2026 | 2026 MOR Reagan Martin Rocks Swim Meet | |
| 2533 | Bennett Burtz | 41.96 | 9 | BB Min | A: 37.59 (+4.37s | 10.4%) | CAC Stingrays Swim Team | 02/01/2026 | 2026 CO FORM February Freeze | |
| 2534 | Andrew Koepp | 41.96 | 10 | BB Min | A: 37.59 (+4.37s | 10.4%) | Cumming Waves | 12/05/2025 | 2025 SE Christmas In Auburn | |
| 2535 | Jordy Walder | 41.96 | 10 | BB Min | A: 37.59 (+4.37s | 10.4%) | Dakota Riptide | 01/17/2026 | 2026 SD TIDE SPRINT INVITE | |
| 2536 | Junming Hung | 41.97 | 10 | BB Min | A: 37.59 (+4.38s | 10.4%) | Long Island Aquatic Club | 01/16/2026 | 2026 MR NFS 43rd Annual Dr MLK Jr Invite | |
| 2537 | William Gilmer | 41.97 | 9 | BB Min | A: 37.59 (+4.38s | 10.4%) | Aquatic Team Of Mecklenburg | 03/20/2026 | 2026 BRSL Championships | |
| 2538 | Luke McBride | 41.97 | 9 | BB Min | A: 37.59 (+4.38s | 10.4%) | Machine Aquatics | 02/20/2026 | 2026 Machine Qualifier | |
| 2539 | Marco Hu | 41.97 | 9 | BB Min | A: 37.59 (+4.38s | 10.4%) | Gator Swim Club | 02/28/2026 | 2026 Area 4 Spring Champs | |
| 2540 | Adrian Magner | 41.97 | 8 | BB Min | A: 37.59 (+4.38s | 10.4%) | Dart Swimming | 11/08/2025 | Folsom Classic 2025 | |
| 2541 | Lucas O'Driscoll | 41.97 | 10 | BB Min | A: 37.59 (+4.38s | 10.4%) | Rapids Swim Team | 12/05/2025 | 2025 NE UVAC Winter Classic | |
| 2542 | Lucas Shan | 41.98 | 10 | BB Min | A: 37.59 (+4.39s | 10.5%) | Legacy Aquatics | 01/30/2026 | 2026 NE GS Silver Championships | |
| 2543 | Nolan Aerni | 41.99 | 10 | BB Min | A: 37.59 (+4.40s | 10.5%) | Mako Swim Team | 02/20/2026 | 2026 OH WAVE SC Regional Championships | |
| 2544 | James Romero | 41.99 | 10 | BB Min | A: 37.59 (+4.40s | 10.5%) | Martin County Swimming | 02/20/2026 | 2026 FG SCY BB Championships (NORTH) | |
| 2545 | Lukas Klassen | 41.99 | 10 | BB Min | A: 37.59 (+4.40s | 10.5%) | Lake Lytal Lightning | 06/27/2026 | Firecracker Meet 2026 | |
| 2546 | Mason Howe | 42.00 | 10 | BB Min | A: 37.59 (+4.41s | 10.5%) | Seattle Metropolitan Aquatic C | 03/28/2026 | 2026 PN Spring Showdown, Div 2 Approved | |
| 2547 | Jones North | 42.00 | 10 | BB Min | A: 37.59 (+4.41s | 10.5%) | Tide Swimming | 01/09/2026 | 2026 757swim Splash And Dash | |
| 2548 | Kellen Desmond | 42.00 | 9 | BB Min | A: 37.59 (+4.41s | 10.5%) | Raleigh Swimming Association | 10/11/2025 | 2025 CAT Rock The Block | |
| 2549 | Wade Zamiska | 42.00 | 10 | BB Min | A: 37.59 (+4.41s | 10.5%) | SwimUnited | 03/12/2026 | 2026 OH SC Junior Championships | |
| 2550 | Camden Sparenborg | 42.01 | 8 | BB Min | A: 37.59 (+4.42s | 10.5%) | Utah Valley Aquatics | 10/23/2025 | 2025 Mike Harper Open | |
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.