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 | |
|---|---|---|---|---|---|---|---|---|---|
| 5551 | Jeffrey Li | 46.60 | 9 | B Min | BB: 42.89 (+3.71s | 8.0%) | Sunnyvale Swim Club | 03/07/2026 | DACA CBA Meet | |
| 5552 | Brandon Lin | 46.60 | 8 | B Min | BB: 42.89 (+3.71s | 8.0%) | Long Island Aquatic Club | 03/27/2026 | 2026 MR Bronze Championship South LIE | |
| 5553 | Austin Gancayco | 46.60 | 8 | B Min | BB: 42.89 (+3.71s | 8.0%) | Bayside Aquatics | 03/21/2026 | 2026 Maryland 8 Under Championship Meet | |
| 5554 | Teo Dickens | 46.60 | 9 | B Min | BB: 42.89 (+3.71s | 8.0%) | Lake Oswego Swim Club | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 5555 | Adoren Sun | 46.61 | 9 | B Min | BB: 42.89 (+3.72s | 8.0%) | Machine Aquatics | 10/04/2025 | 2025 Harvest Moon Invitational | |
| 5556 | James Henderson | 46.61 | 8 | B Min | BB: 42.89 (+3.72s | 8.0%) | Swim Streamline at Northampton | 12/20/2024 | 2024 Gulf Fall Champs (TASC) | |
| 5557 | Leonardo Ruiz | 46.61 | 9 | B Min | BB: 42.89 (+3.72s | 8.0%) | EL Paso Border Land Swim Team | 11/02/2025 | 2025 BD Del Norte #2 | |
| 5558 | Joohwan Kim | 46.61 | 8 | B Min | BB: 42.89 (+3.72s | 8.0%) | DeAnza Cupertino Aquatics | 02/21/2026 | Pacific Swimming 10 U SCY Championship | |
| 5559 | Aaron Falkowitz | 46.61 | 9 | B Min | BB: 42.89 (+3.72s | 8.0%) | The Capitol Sea Devils | 11/21/2025 | 2025 Swim Rock | |
| 5560 | Grayson Smith | 46.61 | 10 | B Min | BB: 42.89 (+3.72s | 8.0%) | Texas Gold | 03/01/2025 | 2025 AAAA SW End Of Season Splash | |
| 5561 | Madden Laggase | 46.61 | 10 | B Min | BB: 42.89 (+3.72s | 8.0%) | Twin Cities Swim Club | 02/27/2026 | 2026 NE Maine State Y Championships | |
| 5562 | Christoph Desgrange | 46.62 | 10 | B Min | BB: 42.89 (+3.73s | 8.0%) | Falfins Swimming | 02/08/2026 | 2026 CO Falfins Short Course Series #4 | |
| 5563 | Blake Livingston | 46.62 | 10 | B Min | BB: 42.89 (+3.73s | 8.0%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 5564 | Henry Huisenga | 46.62 | 10 | B Min | BB: 42.89 (+3.73s | 8.0%) | Riptide Swim Team | 02/01/2026 | 2026 CO FORM February Freeze | |
| 5565 | Jacob Ahnen | 46.63 | 9 | B Min | BB: 42.89 (+3.74s | 8.0%) | Denver Swim Academy | 12/12/2025 | 2025 CO FAST Bill Spahn Mid Season Finale | |
| 5566 | Ethan Legendre | 46.63 | 10 | B Min | BB: 42.89 (+3.74s | 8.0%) | Crimson Aquatics | 03/13/2026 | 2026 NE CRA End Of Season March Invite | |
| 5567 | Marc-Andre Leclerc | 46.63 | 9 | B Min | BB: 42.89 (+3.74s | 8.0%) | Calvert Aquatics Club | 02/06/2026 | 2026 Last Chance Qualifying Meet | |
| 5568 | Wesley Lotano | 46.63 | 8 | B Min | BB: 42.89 (+3.74s | 8.0%) | Jupiter Dragons Swim Team | 01/24/2026 | 2026 TCA Winter Open | |
| 5569 | Tanush Ledwani | 46.64 | 10 | B Min | BB: 42.89 (+3.75s | 8.0%) | Washingtonians Swim Club | 01/17/2026 | 2026 PV January Open Audrey Moore | |
| 5570 | Aaron Lam | 46.64 | 10 | B Min | BB: 42.89 (+3.75s | 8.0%) | South Shore YMCA Strypers | 10/17/2025 | 2025 NE NSSC Beede Halloween Classic Copied | |
| 5571 | Hawkins Hunt | 46.64 | 9 | B Min | BB: 42.89 (+3.75s | 8.0%) | Marlins Of Raleigh | 01/16/2026 | 2026 RSA Winter Tri | |
| 5572 | Zyan Belardo | 46.64 | 8 | B Min | BB: 42.89 (+3.75s | 8.0%) | Upper Valley Aquatic Club | 12/05/2025 | 2025 NE UVAC Winter Classic | |
| 5573 | Devan Attaluri | 46.64 | 10 | B: 38.49 (+8.15s | 17.5%) | Los Angeles Swim Club | 10/25/2025 | CANY Harry Potter Meet | ||
| 5574 | Hudson Jones | 46.64 | 10 | B Min | BB: 42.89 (+3.75s | 8.0%) | Marlins Of Raleigh | 11/14/2025 | 2025 MOR Atlantic Invitational Meet | |
| 5575 | Evan Guan | 46.65 | 10 | B Min | BB: 42.89 (+3.76s | 8.1%) | Chinook Aquatic Club | 12/06/2025 | 2025 PN Fall Divisionals, Division 2 | |
| 5576 | Levi Kim | 46.65 | 10 | B Min | BB: 42.89 (+3.76s | 8.1%) | Patuxent Aquatics Club | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 5577 | Kelvin Shen | 46.65 | 10 | B Min | BB: 42.89 (+3.76s | 8.1%) | Nova of Virginia | 12/05/2025 | NOVA December Dip | |
| 5578 | Forrest Chen | 46.65 | 10 | B Min | BB: 42.89 (+3.76s | 8.1%) | Streamline Aquatic Club | 02/21/2026 | 2026 SES Region 1 8 And Under Championships | |
| 5579 | Gunner Gessner | 46.66 | 9 | B Min | BB: 42.89 (+3.77s | 8.1%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 10/26/2025 | Lisa Ferris Fall Festival Time Trial 2025 | |
| 5580 | Nathan Nichols | 46.66 | 10 | B Min | BB: 42.89 (+3.77s | 8.1%) | City of Mobile Swim Associatio | 02/13/2026 | 2026 SES Region 4 Championships | |
| 5581 | Ives Peredo | 46.66 | 9 | B Min | BB: 42.89 (+3.77s | 8.1%) | Nation\\\\\\'s Capital Swim Club | 12/05/2025 | 2025 VSTP Ice Breaker Invitational | |
| 5582 | Brian Rios | 46.66 | 9 | B Min | BB: 42.89 (+3.77s | 8.1%) | Rockville Montgomery Swim Club | 11/14/2025 | 2025 RMSC November Dual Meet | |
| 5583 | Daniel Koshev | 46.67 | 9 | B Min | BB: 42.89 (+3.78s | 8.1%) | The Woodlands Swim Team | 01/17/2025 | 2025 TWST Speedo Winter Classic Invitational | |
| 5584 | Asher Stewart-Kennedy | 46.67 | 10 | B Min | BB: 42.89 (+3.78s | 8.1%) | Rockford Riptide | 03/07/2026 | 2026 Lake Michigan Regional Meet | |
| 5585 | Vladimir Yegorov | 46.67 | 10 | B Min | BB: 42.89 (+3.78s | 8.1%) | Lake Oswego Swim Club | 02/16/2025 | 2025 OR CB Valentine Last Chance Invitational | |
| 5586 | Ruben Pulido | 46.67 | 7 | B Min | BB: 42.89 (+3.78s | 8.1%) | Blue Marlins Of Hialeah Garden | 10/11/2025 | NMST BMHG October Invite 25 Copied | |
| 5587 | Bergen Fitzgerald | 46.67 | 9 | B Min | BB: 42.89 (+3.78s | 8.1%) | Benton Harbor-St. Joseph YMCA | 02/21/2026 | 2026 Michigan YMCA Clusters Championship | |
| 5588 | Tristan Swan | 46.67 | 8 | B Min | BB: 42.89 (+3.78s | 8.1%) | Boerne Elite Aquatics | 09/12/2025 | 2025 ST SASA Sombrero Series Uno | |
| 5589 | Levi Heilbrun | 46.67 | 10 | B Min | BB: 42.89 (+3.78s | 8.1%) | Bend Swim Club | 12/18/2025 | Bend Swim Club Intersquad | |
| 5590 | Olly Braeu | 46.67 | 10 | B Min | BB: 42.89 (+3.78s | 8.1%) | Scioto Country Club | 02/19/2026 | 2026 OH UASC SC Regional Championships | |
| 5591 | Troy Reckard | 46.67 | 8 | B Min | BB: 42.89 (+3.78s | 8.1%) | Hurricanes Swim Team | 02/14/2026 | 2026 MN HURR Winter Intrasquad | |
| 5592 | Cooper Stevenson | 46.67 | 8 | B Min | BB: 42.89 (+3.78s | 8.1%) | High Performance Aquatic Club | 01/10/2026 | 2026 ST AHAC B Champs South Copied | |
| 5593 | Nolan Brady | 46.68 | 8 | B Min | BB: 42.89 (+3.79s | 8.1%) | Aces Aquatics | 01/16/2026 | 2026 NE CRIM Bronze Championship | |
| 5594 | Matthew Campbell | 46.68 | 9 | B Min | BB: 42.89 (+3.79s | 8.1%) | Retriever Aquatic Club | 03/21/2026 | 2026 Maryland 9 10 B Championship Meet | |
| 5595 | Benjamin Aukes | 46.68 | 10 | B Min | BB: 42.89 (+3.79s | 8.1%) | AC Swim Club | 01/17/2026 | PC PRNA Final Splash To The Championship CBA+ | |
| 5596 | Andrew Papendorf | 46.68 | 9 | B Min | BB: 42.89 (+3.79s | 8.1%) | Skagit Valley YMCA Tritons | 01/24/2026 | 2026 WA State Y Championship Meet | |
| 5597 | Greyson Stradley | 46.68 | 10 | B Min | BB: 42.89 (+3.79s | 8.1%) | YMCA of the Triangle Area Swim | 03/06/2026 | Jon Jolley GYSSA 2026 | |
| 5598 | Holden Richards | 46.68 | 9 | B Min | BB: 42.89 (+3.79s | 8.1%) | AC Swim Club | 01/31/2026 | 2026 Peggy Ramirez Memorial Z3 Winter Champs | |
| 5599 | Patrick Wang | 46.69 | 8 | B Min | BB: 42.89 (+3.80s | 8.1%) | Milpitas Aquatic Club | 12/05/2025 | Zone 1S Year End Age Group Champs Minus Meet | |
| 5600 | Elliot Hutchison | 46.69 | 10 | B Min | BB: 42.89 (+3.80s | 8.1%) | Alma | 02/15/2026 | 2026 MTSL Championship | |
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.