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 | |
|---|---|---|---|---|---|---|---|---|---|
| 8551 | Kaiden Zhao | 52.06 | 10 | B: 48.29 (+3.77s | 7.2%) | Dublin Community Swim Team | 02/19/2026 | 2026 OH WOR SC Regional Championships | ||
| 8552 | Andrew Zhu | 52.06 | 9 | B: 48.29 (+3.77s | 7.2%) | Rocky Mountain Rapids | 02/08/2026 | 2026 CO Falfins Short Course Series #4 | ||
| 8553 | Henry Einck | 52.06 | 10 | B: 48.29 (+3.77s | 7.2%) | Rochester Swim Club | 02/14/2025 | 2025 MN RSC President S Day Meet | ||
| 8554 | Nolan Trimble | 52.06 | 10 | B: 48.29 (+3.77s | 7.2%) | Nocatee Bluetide Swim Team | 09/14/2025 | 2025 September Splash | ||
| 8555 | Lane Lopez | 52.07 | 8 | B: 48.29 (+3.78s | 7.3%) | SwimMAC Carolina | 12/05/2025 | 2025 NC SwimMAC December Invite | ||
| 8556 | Calvin Yip | 52.07 | 9 | B: 48.29 (+3.78s | 7.3%) | Palo Alto Stanford Aquatics | 12/21/2024 | 2024 PASA Winter Frolic Meet @ PALY HS | ||
| 8557 | William Sayar | 52.07 | 9 | B: 48.29 (+3.78s | 7.3%) | Grosse Pointe Gators | 02/21/2026 | 2026 CW Goldfish Invite | ||
| 8558 | Jack Griffith | 52.07 | 9 | B: 48.29 (+3.78s | 7.3%) | Sioux Falls Swim Team | 01/23/2026 | SFST SD 2026 January Invite | ||
| 8559 | Matthias Bur | 52.07 | 8 | B: 48.29 (+3.78s | 7.3%) | Rockville Montgomery Swim Club | 12/06/2025 | 2025 Reindeer Mini Meet | ||
| 8560 | Joshua Cai | 52.07 | 8 | B: 48.29 (+3.78s | 7.3%) | The Fish | 12/06/2025 | 2025 Reindeer Mini Meet | ||
| 8561 | Alexander Tong | 52.07 | 9 | B: 48.29 (+3.78s | 7.3%) | Revolution Swim Club | 11/15/2025 | 2025 NE SAC Turkey Splash | ||
| 8562 | Jameson Cooper | 52.07 | 10 | B: 48.29 (+3.78s | 7.3%) | Houston Hydra | 02/21/2025 | 2025 Gulf 12 Under Champs (TASC) | ||
| 8563 | Mark Rose | 52.07 | 7 | B: 48.29 (+3.78s | 7.3%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 02/27/2026 | 2026 Junior Cup | ||
| 8564 | Jonathan Gradus | 52.07 | 9 | B: 48.29 (+3.78s | 7.3%) | Karishim Swim Club | 12/12/2025 | 2025 NE NSSC Dec Holiday Celebration! | ||
| 8565 | Ibrahim Celik | 52.08 | 10 | B: 48.29 (+3.79s | 7.3%) | Greenwood Swimming | 01/09/2026 | 2026 NE CRIM Jan Team Specialty | ||
| 8566 | Henry Choi | 52.08 | 9 | B: 48.29 (+3.79s | 7.3%) | Olympic Cascade Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | ||
| 8567 | Barrett Wright | 52.09 | 8 | B: 48.29 (+3.80s | 7.3%) | North Coast Aquatics | 01/31/2026 | 2026 SI HSA All Ages NTS Meet | ||
| 8568 | Isaac Law | 52.09 | 10 | B: 48.29 (+3.80s | 7.3%) | Palo Alto Stanford Aquatics | 03/07/2026 | 2026 PASA Last Chance For JO S | ||
| 8569 | Victor Mann | 52.09 | 10 | B: 48.29 (+3.80s | 7.3%) | Pine Crest Swimming | 10/25/2025 | 2025 BRST Not So Scary Invite | ||
| 8570 | Judah Kuhnert | 52.10 | 10 | B: 48.29 (+3.81s | 7.3%) | Bobcat Swim Club | 02/27/2026 | 2026 OH BSC SC Regional Championships | ||
| 8571 | Colin Cordero | 52.10 | 9 | B: 48.29 (+3.81s | 7.3%) | Mecklenburg Swim Association | 02/07/2026 | MSA IM Tough Meet 2026 | ||
| 8572 | Peter Nelson | 52.10 | 8 | B: 48.29 (+3.81s | 7.3%) | Mako Aquatics | 09/28/2025 | 2025 MN MAKO SEPTEMBER INTRASQUAD | ||
| 8573 | Michael Litjen | 52.10 | 7 | B: 48.29 (+3.81s | 7.3%) | Life Time Omaha | 03/01/2026 | 2026 MW Midwestern 8 Under SC Invitational | ||
| 8574 | Henry Moore | 52.10 | 9 | B: 48.29 (+3.81s | 7.3%) | Ladera Oaks | 03/29/2024 | Alto Rock The Blocks Invitational | ||
| 8575 | Thomas Barker | 52.10 | 9 | B: 48.29 (+3.81s | 7.3%) | Escalate Aquatic Team | 01/18/2025 | 2025 LSST January Frosty Meet | ||
| 8576 | Ryan Norris | 52.10 | 9 | B: 48.29 (+3.81s | 7.3%) | Marlins Of Raleigh | 01/16/2026 | 2026 RSA Winter Tri | ||
| 8577 | Reese Bissonnette | 52.10 | 10 | B: 48.29 (+3.81s | 7.3%) | Surge Aquatics | 02/28/2026 | 2026 ST SCY Surge Marsh Madness | ||
| 8578 | Theodore McFarlane | 52.10 | 10 | B: 48.29 (+3.81s | 7.3%) | Centreville Swim Club | 11/07/2025 | 2025 FXFX Loughmiller Memorial | ||
| 8579 | Hudson Domark | 52.11 | 8 | B: 48.29 (+3.82s | 7.3%) | Miami County Day Aquatic | 11/21/2025 | 2025 RANS Turkey Invite | ||
| 8580 | Dhruv Krishna | 52.11 | 9 | B: 48.29 (+3.82s | 7.3%) | DeAnza Cupertino Aquatics | 03/28/2026 | LAMV C B A+ Meet | ||
| 8581 | Diego Lechuga | 52.11 | 8 | B: 48.29 (+3.82s | 7.3%) | EL Paso Border Land Swim Team | 12/07/2025 | 2025 BD Del Norte #3 | ||
| 8582 | Barron Wang | 52.11 | 8 | B: 48.29 (+3.82s | 7.3%) | Washingtonians Swim Club | 01/31/2026 | The 2026 Super FISH Bowl XVI | ||
| 8583 | Sebastian Guzman | 52.11 | 10 | B: 48.29 (+3.82s | 7.3%) | Bure-Aqua Academy | 12/15/2024 | 2024 CO FORM Winter Open | ||
| 8584 | Ethan Cobb | 52.11 | 10 | B: 48.29 (+3.82s | 7.3%) | Carpet Capital Aquatics Club | 10/17/2025 | 2025 MCC October Invite | ||
| 8585 | David Moore | 52.11 | 10 | B: 48.29 (+3.82s | 7.3%) | Occoquan Swimming | 11/21/2025 | 2025 Fall Festivus | ||
| 8586 | Edward Mulcahy | 52.12 | 9 | B: 48.29 (+3.83s | 7.3%) | South Lyon Aquatics | 02/14/2026 | SAC Winter Classic | ||
| 8587 | Stephen Dunn | 52.12 | 9 | B: 48.29 (+3.83s | 7.3%) | Bolles School Sharks | 01/16/2026 | 2026 Pentathlon | ||
| 8588 | Ethan Shepherd | 52.12 | 7 | B: 48.29 (+3.83s | 7.3%) | Midland Dolphins | 02/07/2026 | 2026 Grand Rapids Open | ||
| 8589 | Christian Basla | 52.12 | 10 | B: 48.29 (+3.83s | 7.3%) | The Capitol Sea Devils | 02/20/2026 | 2026 Machine Qualifier | ||
| 8590 | Adam Akl | 52.12 | 9 | B: 48.29 (+3.83s | 7.3%) | Crimson Tide Aquatics | 02/06/2026 | 2026 SES Region 3 Champions | ||
| 8591 | Eli Tale | 52.13 | 9 | B: 48.29 (+3.84s | 7.4%) | Nova of Virginia | 03/21/2026 | NOVA Short Course Send Off 2026 | ||
| 8592 | Finn McCoy | 52.13 | 10 | B: 48.29 (+3.84s | 7.4%) | Metro Marlins Swim Team | 02/21/2026 | 2026 MN FOXJ MN Bronze Championship | ||
| 8593 | Misael Gutierrez | 52.13 | 10 | B: 48.29 (+3.84s | 7.4%) | Hialeah Swim Club | 09/06/2025 | Sunrise Swimmng Open Invite | ||
| 8594 | Finn Park | 52.13 | 8 | B: 48.29 (+3.84s | 7.4%) | All Star Aquatics | 02/13/2026 | 2026 ASA President S Day Classic | ||
| 8595 | Samuel Reece | 52.13 | 9 | B: 48.29 (+3.84s | 7.4%) | Gleason Family YMCA | 02/28/2026 | 2026 NE KCY A SENECY LEAGUE CHAMPS | ||
| 8596 | Brendan McCormack | 52.13 | 8 | B: 48.29 (+3.84s | 7.4%) | Bgc-N. Westchester Marlins | 03/07/2026 | 2026 MR Metro 8 Under Championships | ||
| 8597 | Yunfan Zhang | 52.13 | 8 | B: 48.29 (+3.84s | 7.4%) | Sunnyvale Swim Club | 12/06/2025 | Alto Dec 6 7 CBA | ||
| 8598 | Anders Sahlgren | 52.14 | 8 | B: 48.29 (+3.85s | 7.4%) | St. Augustine Cyclones | 11/22/2025 | 2025 SJAC Turkey Meet | ||
| 8599 | Brandon Lowery | 52.14 | 10 | B: 48.29 (+3.85s | 7.4%) | Santa Clara Swim Club | 03/28/2026 | Swim South Bay | ||
| 8600 | Anderson Meador | 52.14 | 8 | B: 48.29 (+3.85s | 7.4%) | Condors Swim Club | 01/23/2026 | 2026 MR HAWKS AD Trials And Finals | ||
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.