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 | |
|---|---|---|---|---|---|---|---|---|---|
| 4551 | Ian Liu | 44.97 | 9 | B Min | BB: 42.89 (+2.08s | 4.6%) | Riptide Swim Team | 03/15/2025 | 2025 MN FOXJ Short Course 10 U State Champion | |
| 4552 | Graham Talton | 44.97 | 10 | B Min | BB: 42.89 (+2.08s | 4.6%) | Enfinity Aquatic Club | 01/16/2026 | 2026 Vector Security Polar Plunge Meet | |
| 4553 | Caden Paterson | 44.97 | 10 | B Min | BB: 42.89 (+2.08s | 4.6%) | Livermore AquaCowboys | 12/12/2025 | Winter SC Age Group Championships | |
| 4554 | Clay Carter | 44.97 | 9 | B Min | BB: 42.89 (+2.08s | 4.6%) | Potomac Marlins | 11/14/2025 | 2025 PV November Open PWCS | |
| 4555 | Aaron O'Shea | 44.97 | 8 | B Min | BB: 42.89 (+2.08s | 4.6%) | YMCA East Hampton Hurricanes | 10/11/2025 | 2025 MR TVSC Ann Wycoff Memorial Swim Meet | |
| 4556 | Dominic Morris | 44.98 | 10 | B Min | BB: 42.89 (+2.09s | 4.6%) | Three Rivers Swimming | 01/17/2026 | Club Mountaineer January Age Group Winter Spl | |
| 4557 | Lleyton Thompson | 44.98 | 10 | B Min | BB: 42.89 (+2.09s | 4.6%) | Hurricanes Swim Team | 02/27/2026 | 2026 MN WEST Minnesota Regional Championship | |
| 4558 | Owen Hodge | 44.98 | 10 | B Min | BB: 42.89 (+2.09s | 4.6%) | Seahawks Swim club | 03/07/2026 | 2026 GTWY 8 Under Champs | |
| 4559 | Myles Self | 44.98 | 9 | B Min | BB: 42.89 (+2.09s | 4.6%) | YMCA of the Triangle Area Swim | 03/06/2026 | Jon Jolley GYSSA 2026 | |
| 4560 | Max Castrillon | 44.98 | 9 | B Min | BB: 42.89 (+2.09s | 4.6%) | Tollefson Swimming | 01/17/2026 | PVS January Open 2026 Fairland | |
| 4561 | Bryant Xin | 44.98 | 7 | B Min | BB: 42.89 (+2.09s | 4.6%) | Westchester Aquatic Club | 03/20/2026 | 2026 SwimRVA Clover Cup | |
| 4562 | Jason Ma | 44.99 | 9 | B Min | BB: 42.89 (+2.10s | 4.7%) | Palo Alto Stanford Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | |
| 4563 | Tenuun Bayarjargal | 44.99 | 10 | B Min | BB: 42.89 (+2.10s | 4.7%) | Life Time Mid Atlantic Swim Te | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 4564 | Blake Morris | 44.99 | 10 | B Min | BB: 42.89 (+2.10s | 4.7%) | Naval Academy Aquatic Club | 01/17/2026 | 2026 Duck Bowl | |
| 4565 | Carson DeMarco | 44.99 | 10 | B Min | BB: 42.89 (+2.10s | 4.7%) | O\\\\\\'Neal Aquatics | 12/12/2025 | Triad Tropic Invitational Copied | |
| 4566 | Keone Sheriff | 45.00 | 8 | B Min | BB: 42.89 (+2.11s | 4.7%) | Victory Lane Aquatic Club | 03/21/2026 | 2026 MAKO SPRING FLING | |
| 4567 | Khai Cho-Khaliq | 45.00 | 9 | B Min | BB: 42.89 (+2.11s | 4.7%) | Rockville Montgomery Swim Club | 12/04/2025 | 2025 PV Turkey Claus Showdown | |
| 4568 | Jude Zlotnik | 45.00 | 10 | B Min | BB: 42.89 (+2.11s | 4.7%) | Empire Swimming | 11/08/2025 | 2025 MR PAC Maria Parmanan Invitational | |
| 4569 | Charles Lininger | 45.00 | 10 | B Min | BB: 42.89 (+2.11s | 4.7%) | Byron Center Aquatics | 12/13/2025 | 2025 Holiday Cup | |
| 4570 | Reed Ellingson | 45.00 | 10 | B Min | BB: 42.89 (+2.11s | 4.7%) | Watertown Area Swim Club | 02/06/2026 | 2026 Qualifying Meet | |
| 4571 | Abhinav Yadavalli | 45.00 | 9 | B Min | BB: 42.89 (+2.11s | 4.7%) | Monocacy Aquatic Club | 03/13/2026 | 2026 Speedo Maryland Junior Championship Si | |
| 4572 | Alexander Howell | 45.01 | 10 | B Min | BB: 42.89 (+2.12s | 4.7%) | Byron Center Aquatics | 10/17/2025 | 2025 WMS Boo Bash | |
| 4573 | Westley Butler | 45.01 | 10 | B Min | BB: 42.89 (+2.12s | 4.7%) | Greater Omaha Aquatics Leopard | 02/20/2026 | 2026 MW Midwestern Age Group Short Course | |
| 4574 | Solomon Shum | 45.01 | 10 | B Min | BB: 42.89 (+2.12s | 4.7%) | Bgc-N. Westchester Marlins | 12/05/2025 | 2025 MR BGNW December 14 Under Invitational | |
| 4575 | Nathan Chen | 45.01 | 9 | B Min | BB: 42.89 (+2.12s | 4.7%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 4576 | Sebastian Monroy Reyes | 45.01 | 10 | B Min | BB: 42.89 (+2.12s | 4.7%) | Sunnyvale Swim Club | 03/28/2026 | LAMV C B A+ Meet | |
| 4577 | Jude Mitchell | 45.02 | 8 | B Min | BB: 42.89 (+2.13s | 4.7%) | New Wave Swim Team | 02/07/2026 | 2026 MOR Snowflake 3 Meet | |
| 4578 | Ravi Patel | 45.02 | 10 | B Min | BB: 42.89 (+2.13s | 4.7%) | North Carolina Aquatic Club | 09/26/2025 | 2025 Blue White Intrasquad | |
| 4579 | Evan Tsuchitani | 45.02 | 7 | B Min | BB: 42.89 (+2.13s | 4.7%) | Mason Makos Swim Team | 03/21/2026 | 2026 MAKO SPRING FLING | |
| 4580 | Miles Platt | 45.02 | 10 | B Min | BB: 42.89 (+2.13s | 4.7%) | King Aquatic Club | 10/18/2025 | 2025 PN VAST Fall Classic | |
| 4581 | Ian Paredes | 45.02 | 10 | B Min | BB: 42.89 (+2.13s | 4.7%) | Northeast Houston Aquatics | 02/21/2025 | 2025 Gulf 12 Under Champs (NOCH) | |
| 4582 | Royce Reed | 45.02 | 8 | B Min | BB: 42.89 (+2.13s | 4.7%) | King Aquatic Club | 03/28/2026 | 2026 PN Spring Showdown, Div 4 Approved | |
| 4583 | Maxwell Kelsey | 45.03 | 9 | B Min | BB: 42.89 (+2.14s | 4.8%) | Almaden Riptide | 12/05/2025 | Zone 1S Year End Age Group Champs Minus Meet | |
| 4584 | Yadier Cruz-Cruz | 45.03 | 9 | B Min | BB: 42.89 (+2.14s | 4.8%) | Mississippi Makos Swim Team | 12/05/2025 | 2025 SE Christmas In Auburn | |
| 4585 | Aaron Vainshtein | 45.03 | 9 | B Min | BB: 42.89 (+2.14s | 4.8%) | Rockville Montgomery Swim Club | 12/04/2025 | 2025 PV Turkey Claus Showdown | |
| 4586 | Nicholas McFarlin | 45.03 | 10 | B Min | BB: 42.89 (+2.14s | 4.8%) | Magnolia Aquatic Club | 01/10/2025 | MAC 2025 Neon New Year Meet | |
| 4587 | Walter Ogdon | 45.03 | 10 | B Min | BB: 42.89 (+2.14s | 4.8%) | Tualatin Hills Swim Club | 01/16/2026 | 2026 THSC 14 U Winter Showcase | |
| 4588 | Colin Swisher | 45.03 | 10 | B Min | BB: 42.89 (+2.14s | 4.8%) | Sioux Center Seahawks | 01/31/2026 | 2026 MW SCH Lorna Moss Winter Splash | |
| 4589 | Jack Willey | 45.04 | 10 | B Min | BB: 42.89 (+2.15s | 4.8%) | Almaden Riptide | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 4590 | Tyler Furie | 45.04 | 9 | B Min | BB: 42.89 (+2.15s | 4.8%) | Bgc-N. Westchester Marlins | 03/07/2026 | 2026 MR AGUA Last Chance Invitational | |
| 4591 | Emmett Gasior | 45.04 | 10 | B Min | BB: 42.89 (+2.15s | 4.8%) | Naval Academy Aquatic Club | 11/07/2025 | 2025 CAC 5th Annual Zachary Spain Memorial Me | |
| 4592 | Bennett Rhodes | 45.04 | 9 | B Min | BB: 42.89 (+2.15s | 4.8%) | Nation\\\\\\'s Capital Swim Club | 12/04/2025 | 2025 RAYS Nutcracker Classic Copied | |
| 4593 | Atlas Crowley | 45.05 | 10 | B Min | BB: 42.89 (+2.16s | 4.8%) | McMinnville Swim Club | 02/15/2026 | 2026 MSC Vs APEX Dual Meet | |
| 4594 | Aidan Lopez | 45.05 | 9 | B Min | BB: 42.89 (+2.16s | 4.8%) | Fall River YMCA Lightning | 03/21/2026 | 2026 NE YNS YMCA New England Championship | |
| 4595 | Costan Gipson | 45.05 | 10 | B Min | BB: 42.89 (+2.16s | 4.8%) | Tullahoma Swim Club | 01/09/2026 | 2026 Winter Jam | |
| 4596 | Bryce Rutherford | 45.05 | 10 | B Min | BB: 42.89 (+2.16s | 4.8%) | Bowling Green Swim Club | 02/19/2026 | 2026 OH SOS SC Regional Championships | |
| 4597 | Michael Yin | 45.05 | 9 | B Min | BB: 42.89 (+2.16s | 4.8%) | Nova of Virginia | 10/04/2025 | NOVA 12 Under Kick Off Copied | |
| 4598 | Joseph Michael | 45.05 | 9 | B Min | BB: 42.89 (+2.16s | 4.8%) | Seals Aquatics | 03/07/2026 | Napa Valley Swim Team Swimming Towards Spring | |
| 4599 | Luke Halbrooks | 45.05 | 10 | B Min | BB: 42.89 (+2.16s | 4.8%) | Madison Swimming Association | 01/16/2026 | 2026 HSA TYR Invitational | |
| 4600 | Theo Eisenhart | 45.06 | 9 | B Min | BB: 42.89 (+2.17s | 4.8%) | Benton Harbor-St. Joseph YMCA | 02/21/2026 | 2026 Michigan YMCA Clusters 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.