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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2551 | Jason Yin | 41.23 | 9 | BB Min | A: 37.59 (+3.64s | 8.8%) | Unattached | 11/15/2025 | Alto Nov 15 16 Fall Frolic | |
| 2552 | Aaden Foster | 41.24 | 9 | BB Min | A: 37.59 (+3.65s | 8.9%) | Denver Swim Academy | 03/06/2026 | 2026 CO 14 U Silver State | |
| 2553 | Connor McCrary | 41.24 | 9 | BB Min | A: 37.59 (+3.65s | 8.9%) | Streamline Aquatic Club | 01/16/2026 | 2026 TYR Mardi Gras Invite | |
| 2554 | Brian Higgins | 41.24 | 9 | BB Min | A: 37.59 (+3.65s | 8.9%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | |
| 2555 | Angus Mahony | 41.25 | 10 | BB Min | A: 37.59 (+3.66s | 8.9%) | Enfinity Aquatic Club | 02/07/2026 | 2026 EAC Last Chance Qualifier | |
| 2556 | Brian Adam | 41.25 | 10 | BB Min | A: 37.59 (+3.66s | 8.9%) | Excel Aquatics | 02/21/2026 | 2026 SES Region 1 8 And Under Championships | |
| 2557 | Seanan O'Neill | 41.25 | 10 | BB Min | A: 37.59 (+3.66s | 8.9%) | Sarasota Sharks | 02/27/2026 | 2026 T2 Area 5 Championships | |
| 2558 | James Bourgeois | 41.26 | 9 | BB Min | A: 37.59 (+3.67s | 8.9%) | North Shore Swim Club | 01/30/2026 | 2026 NE GS Silver Championships | |
| 2559 | Noah Odom | 41.26 | 8 | BB Min | A: 37.59 (+3.67s | 8.9%) | Greater Pensacola Aquatic Club | 01/16/2026 | 2026 GPAC Winter Invitational | |
| 2560 | Hunter Li | 41.27 | 9 | BB Min | A: 37.59 (+3.68s | 8.9%) | All Star Aquatics | 02/13/2026 | 2026 ASA President S Day Classic | |
| 2561 | Zachary Brill | 41.27 | 10 | BB Min | A: 37.59 (+3.68s | 8.9%) | Aquatex Swim & Water Polo Team | 02/06/2026 | 2026 ST AQTX STX Champs North | |
| 2562 | Ivan Smarshchok | 41.27 | 8 | BB Min | A: 37.59 (+3.68s | 8.9%) | King Aquatic Club | 01/24/2026 | 2026 PN IST January Invitational Approved | |
| 2563 | Hudson Pitts | 41.27 | 10 | BB Min | A: 37.59 (+3.68s | 8.9%) | Magnolia Aquatic Club | 02/21/2025 | MAC Hosted 2025 Gulf 12 Under Champs | |
| 2564 | Marc Villa | 41.27 | 10 | BB Min | A: 37.59 (+3.68s | 8.9%) | Bgc-N. Westchester Marlins | 03/27/2026 | 2026 MR Metro Bronze Championship North | |
| 2565 | Joseph Reynolds | 41.28 | 10 | BB Min | A: 37.59 (+3.69s | 8.9%) | DC Dept Of Parks and Recreatio | 02/01/2026 | 2026 Little Blue Penguin Pentathlon | |
| 2566 | Randell Espinal | 41.28 | 10 | BB Min | A: 37.59 (+3.69s | 8.9%) | Kips Bay Makos | 02/20/2026 | 2026 MR Metro Silver Central Champs WEST | |
| 2567 | Zachary Bryan | 41.28 | 9 | BB Min | A: 37.59 (+3.69s | 8.9%) | Raleigh Swimming Association | 02/14/2026 | 2026 CAT Valentine Splash | |
| 2568 | Elias Wilden | 41.28 | 10 | BB Min | A: 37.59 (+3.69s | 8.9%) | Nitro Swimming | 09/19/2025 | 2025 ST AQTX Round Rock Unclassified | |
| 2569 | Tristan Virone | 41.28 | 9 | BB Min | A: 37.59 (+3.69s | 8.9%) | Huntsville Swim Association | 12/05/2025 | 2025 Holiday Classic | |
| 2570 | Samuel Mason | 41.28 | 10 | BB Min | A: 37.59 (+3.69s | 8.9%) | Shock Wave | 11/07/2025 | 2025 SE BSL Cranberry Classic | |
| 2571 | Abhinav Devineni | 41.28 | 10 | BB Min | A: 37.59 (+3.69s | 8.9%) | Monocacy Aquatic Club | 03/13/2026 | 2026 Speedo Maryland Junior Championship Si | |
| 2572 | Owen Cianciolo | 41.28 | 9 | BB Min | A: 37.59 (+3.69s | 8.9%) | Marlins Of Raleigh | 01/16/2026 | 2026 RSA Winter Tri | |
| 2573 | Cooper Ferrell | 41.28 | 10 | BB Min | A: 37.59 (+3.69s | 8.9%) | Triton Swimming of Louisville | 01/16/2026 | 2026 HSA TYR Invitational | |
| 2574 | Vincent Kozisek | 41.29 | 10 | BB Min | A: 37.59 (+3.70s | 9.0%) | Swim Omaha | 02/20/2026 | 2026 MW Midwestern Age Group Short Course | |
| 2575 | Aaron Wang | 41.29 | 9 | BB Min | A: 37.59 (+3.70s | 9.0%) | Brea Aquatics | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 2576 | Sean Maisen | 41.29 | 10 | BB Min | A: 37.59 (+3.70s | 9.0%) | Quicksilver Swimming | 02/21/2026 | Pacific Swimming 10 U SCY Championship | |
| 2577 | Jonathan Zou | 41.30 | 10 | BB Min | A: 37.59 (+3.71s | 9.0%) | Lake Oswego Swim Club | 01/28/2026 | 2026 January LOSC Intrasquad | |
| 2578 | Cameron Spencer | 41.31 | 9 | BB Min | A: 37.59 (+3.72s | 9.0%) | Condors Swim Club | 02/06/2026 | 2026 MR COND Last Chance Invitational | |
| 2579 | Anthony Ma | 41.31 | 10 | BB Min | A: 37.59 (+3.72s | 9.0%) | Cottonwood Heights Aquatics | 03/05/2025 | 2025 Short Course UTAGS Championships | |
| 2580 | Brooks Wilson | 41.31 | 10 | B: 38.49 (+2.82s | 6.8%) | Charles River Aquatics | 10/25/2025 | 2025 NE CRA October Distance Specialty Co | ||
| 2581 | Bennett Withers | 41.31 | 8 | BB Min | A: 37.59 (+3.72s | 9.0%) | Highbridge Aquatics | 12/05/2025 | 2025 Holiday Classic | |
| 2582 | Aidan Campbell | 41.32 | 9 | BB Min | A: 37.59 (+3.73s | 9.0%) | Loyola Blakefield Aquatics | 10/03/2025 | 2025 Aimee McCormick Turrall Memorial Meet | |
| 2583 | Edward Uvejzovic | 41.32 | 10 | BB Min | A: 37.59 (+3.73s | 9.0%) | Olympus Aquatics | 12/13/2025 | 2025 UTAH Winter Classic | |
| 2584 | John Piracci | 41.32 | 9 | BB Min | A: 37.59 (+3.73s | 9.0%) | SwimRVA | 12/11/2025 | 2025 East Coast WinterFest | |
| 2585 | John Green | 41.33 | 10 | BB Min | A: 37.59 (+3.74s | 9.0%) | Machine Aquatics | 03/20/2026 | March Madness 2026 | |
| 2586 | William Russ | 41.33 | 10 | BB Min | A: 37.59 (+3.74s | 9.0%) | Team Charlotte Swimming | 01/04/2026 | 2026 Team Sailfish Dual Copied | |
| 2587 | Kyler Jenkins | 41.33 | 10 | BB Min | A: 37.59 (+3.74s | 9.0%) | Amarillo Swim Team | 07/26/2025 | 2025 ST SCY SurgeFest | |
| 2588 | Callan Bunyan | 41.33 | 8 | BB Min | A: 37.59 (+3.74s | 9.0%) | Southwest Stars Swim Club | 02/28/2026 | 2026 Spring Area 2 Championships | |
| 2589 | Carter McGroarty | 41.34 | 9 | BB Min | A: 37.59 (+3.75s | 9.1%) | Nova of Virginia | 01/09/2026 | NOVA New Year S Kick Off | |
| 2590 | Evan Wang | 41.34 | 9 | BB Min | A: 37.59 (+3.75s | 9.1%) | Olympic Cascade Aquatics | 03/19/2026 | 2026 NW Region Age Group Champs Approved | |
| 2591 | Judah Legaspi | 41.34 | 10 | BB Min | A: 37.59 (+3.75s | 9.1%) | Down East Family YMCA | 02/27/2026 | 2026 NE Maine State Y Championships | |
| 2592 | Juwon Kang | 41.35 | 10 | BB Min | A: 37.59 (+3.76s | 9.1%) | Carrollton Bluefins | 01/17/2026 | 2026 GOAT TYR Team Challenge And SYOA | |
| 2593 | Emerson Gruss-Russell | 41.35 | 10 | BB Min | A: 37.59 (+3.76s | 9.1%) | Atlantic Coast Athletic Club | 02/27/2026 | 2026 SW District Champs 9 Over | |
| 2594 | Aaron Nguyen | 41.35 | 9 | BB Min | A: 37.59 (+3.76s | 9.1%) | Tac Titans | 03/25/2026 | 2026 TAC TITANS Tarheel States Meet | |
| 2595 | Ayaan Shaik | 41.36 | 10 | BB Min | A: 37.59 (+3.77s | 9.1%) | Apex | 01/23/2026 | 2026 TTSC Winter Qualifier | |
| 2596 | Callum Gillilan | 41.36 | 10 | BB Min | A: 37.59 (+3.77s | 9.1%) | Fort Collins Area Swim Team | 02/14/2026 | 2026 CO NCS 10 U Winter Spectacular | |
| 2597 | Mauro Godinez Fabre | 41.36 | 10 | BB Min | A: 37.59 (+3.77s | 9.1%) | Nitro Swimming | 01/17/2026 | 2026 ST AQTX B Champs North | |
| 2598 | Julian Chan | 41.37 | 10 | BB Min | A: 37.59 (+3.78s | 9.1%) | Nitro Swimming | 11/16/2025 | 2025 ST NTRO Turkey Trot | |
| 2599 | Walter Lientz | 41.37 | 8 | BB Min | A: 37.59 (+3.78s | 9.1%) | Occoquan Swimming | 12/11/2025 | 2025 East Coast WinterFest | |
| 2600 | Cooper Mason | 41.37 | 10 | BB Min | A: 37.59 (+3.78s | 9.1%) | Excel Aquatics | 02/21/2026 | 2026 SES Region 1 8 And Under Championships | |
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.