USA Boys 10 & under - 50 M 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1451 | Alex Hirata | 57.21 | 10 | B: 55.39 (+1.82s | 3.2%) | DeAnza Cupertino Aquatics | 05/16/2025 | 2025 DACA LC CBA Meet | ||
| 1452 | Martin Li | 57.22 | 9 | B: 55.39 (+1.83s | 3.2%) | Wave Aquatics | 07/18/2025 | 2025 PN Chinook Age Group Seattle Open | ||
| 1453 | Charles Rao | 57.24 | 8 | B: 55.39 (+1.85s | 3.2%) | Eastside Aquatic Swim Team | 07/11/2025 | 2025 THSC Summer Classic | ||
| 1454 | Benjamin Foster | 57.30 | 9 | B: 55.39 (+1.91s | 3.3%) | Neptune Swimming | 05/17/2025 | Neptune Swimming May Long Course Meet | ||
| 1455 | Felix Wang | 57.31 | 10 | B: 55.39 (+1.92s | 3.4%) | Eastside Aquatic Swim Team | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | ||
| 1456 | Felipe Costa | 57.32 | 10 | B: 55.39 (+1.93s | 3.4%) | Kissimmee Swim Association | 06/06/2025 | 2025 MAKOS Summer Splash | ||
| 1457 | Victor Secor | 57.32 | 9 | B: 55.39 (+1.93s | 3.4%) | Piedmont Swim Team | 04/12/2025 | PC BSW LCM C B BB+ Meet | ||
| 1458 | Oliver Ng | 57.35 | 10 | B: 55.39 (+1.96s | 3.4%) | VillaSport Swim Team | 05/30/2025 | LA OPEN 2025 | ||
| 1459 | Jonah Densberger | 57.37 | 10 | B: 55.39 (+1.98s | 3.5%) | Blue Dolfins | 04/26/2025 | 2025 Ron Nardozzi Pre Derby Sprint Invite | ||
| 1460 | Ryan Chen | 57.39 | 10 | B: 55.39 (+2.00s | 3.5%) | DeAnza Cupertino Aquatics | 06/27/2025 | Silicon Valley LC CBA+ Meet | ||
| 1461 | John Telischak | 57.40 | 10 | B: 55.39 (+2.01s | 3.5%) | Alto Swim Club | 07/20/2024 | Alto Last Splash Invitational | ||
| 1462 | Oliver Loening | 57.41 | 10 | B: 55.39 (+2.02s | 3.5%) | Daly City Dolphins | 05/16/2025 | 2025 DACA LC CBA Meet | ||
| 1463 | James Carwin | 57.42 | 8 | B: 55.39 (+2.03s | 3.5%) | Front Range Barracudas | 07/11/2025 | 2025 CO NCS Gold District Championships | ||
| 1464 | Alexander Routh | 57.43 | 10 | B: 55.39 (+2.04s | 3.6%) | Vacationland Swim Club | 07/12/2025 | LSSC Avon Classic | ||
| 1465 | Bronson Bruland | 57.46 | 10 | B: 55.39 (+2.07s | 3.6%) | Mlst | 07/12/2025 | 2025 Silver State Championships | ||
| 1466 | Elijah Irwin | 57.47 | 9 | B: 55.39 (+2.08s | 3.6%) | Fallbrook Assoc Swim T | 07/11/2025 | 2025 SI JBST All Ages NTS Meet | ||
| 1467 | Yusuf Cavcic | 57.48 | 10 | B: 55.39 (+2.09s | 3.6%) | Wave Aquatics | 07/18/2025 | 2025 PN Chinook Age Group Seattle Open | ||
| 1468 | Ethan Gu | 57.49 | 10 | B: 55.39 (+2.10s | 3.7%) | Burlingame Aquatics | 04/19/2025 | Alto Spring Jam Meet | ||
| 1469 | Glen Huang | 57.49 | 9 | B: 55.39 (+2.10s | 3.7%) | Pacific Dragons Swim Team | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | ||
| 1470 | Grant Kroggel | 57.49 | 9 | B: 55.39 (+2.10s | 3.7%) | Spartan Aquatic Club | 07/25/2025 | 2025 Area 1 LCM Championships | ||
| 1471 | Neil Bisht | 57.49 | 9 | B: 55.39 (+2.10s | 3.7%) | Valley Splash | 05/23/2025 | Zone 1 South May Firecracker 500 | ||
| 1472 | Mihai Nicolaev | 57.50 | 10 | B: 55.39 (+2.11s | 3.7%) | Front Range Barracudas | 04/12/2025 | Cuda V FAST | ||
| 1473 | William Wolfe-McCormick | 57.51 | 10 | B: 55.39 (+2.12s | 3.7%) | Legacy Aquatics | 11/02/2024 | Oregon City Fall Open 2024 | ||
| 1474 | Hei Chan | 57.52 | 10 | B: 55.39 (+2.13s | 3.7%) | Alto Swim Club | 04/27/2024 | Alto Spring Jam | ||
| 1475 | David Peterson | 57.52 | 10 | B: 55.39 (+2.13s | 3.7%) | Brookings Swim Club | 05/09/2025 | 2025 SD SFST Ready For Long Course | ||
| 1476 | Colin Camalier | 57.53 | 10 | B: 55.39 (+2.14s | 3.7%) | Monocacy Aquatic Club | 06/14/2024 | 2024 Winchester Long Course Inviational | ||
| 1477 | George Li | 57.54 | 8 | B: 55.39 (+2.15s | 3.7%) | Bellevue Club Swim Team | 05/29/2025 | 2025 IE VS Apple Capital | ||
| 1478 | Leaf Volschke | 57.54 | 9 | B: 55.39 (+2.15s | 3.7%) | Valley Swim Team Phoenix | 06/14/2024 | 2024 Winchester Long Course Inviational | ||
| 1479 | Wesley Lotano | 57.54 | 8 | B: 55.39 (+2.15s | 3.7%) | Jupiter Dragons Swim Team | 06/07/2025 | 2025 TCA Aaron Vaughn Memorial | ||
| 1480 | Trevor Lipscomb | 57.59 | 10 | B: 55.39 (+2.20s | 3.8%) | Corvallis Aquatic Team | 06/27/2025 | TEAM Summer Invitational | ||
| 1481 | Dylan Coleman | 57.59 | 10 | B: 55.39 (+2.20s | 3.8%) | Nitro Swimming | 04/26/2025 | 2025 ST NTRO Splashing Into Long Course | ||
| 1482 | Jack McGee | 57.62 | 10 | B: 55.39 (+2.23s | 3.9%) | Klamath Basin Aquatics | 06/27/2025 | 2025 Lakeview Lion S Invitational | ||
| 1483 | Ryan Koh | 57.63 | 10 | B: 55.39 (+2.24s | 3.9%) | Quicksilver Swimming | 06/29/2024 | Alto Summer Swelter | ||
| 1484 | Jake Awalt | 57.63 | 10 | B: 55.39 (+2.24s | 3.9%) | Patriot Aquatics | 06/12/2025 | 2025 RAFC Summer Solstice | ||
| 1485 | Joshua Thomas | 57.63 | 10 | B: 55.39 (+2.24s | 3.9%) | Sunnyvale Swim Club | 06/27/2025 | Silicon Valley LC CBA+ Meet | ||
| 1486 | Alex Warren Moy | 57.64 | 9 | B: 55.39 (+2.25s | 3.9%) | Palo Alto Stanford Aquatics | 05/24/2025 | 2025 Mike Snyder Memorial | ||
| 1487 | Shivansh Patil | 57.65 | 10 | B: 55.39 (+2.26s | 3.9%) | Stafford Aquatics Team | 07/11/2024 | 2024 RAYS Summer Awards | ||
| 1488 | Nicholas Stefan | 57.65 | 10 | B: 55.39 (+2.26s | 3.9%) | Teamgoldusa | 06/21/2025 | NVST Last Chance AG Champs Summer Plunge 2025 | ||
| 1489 | Edmund Lin | 57.65 | 9 | B: 55.39 (+2.26s | 3.9%) | California Dolphins Swim Team | 04/12/2025 | PC BSW LCM C B BB+ Meet | ||
| 1490 | Hayden Guthrie | 57.66 | 9 | B: 55.39 (+2.27s | 3.9%) | Gulf Coast Swim Team | 05/03/2025 | 2025 Sea Dragon May Open | ||
| 1491 | Liam Frank | 57.66 | 10 | B: 55.39 (+2.27s | 3.9%) | Olympus Aquatics | 07/09/2024 | Legendary Encore LC 2024 | ||
| 1492 | Jasper Yan | 57.66 | 7 | B: 55.39 (+2.27s | 3.9%) | California Dolphins Swim Team | 06/07/2025 | 2025 06 07 CDST LC C B BB+ Meet | ||
| 1493 | Finn Zeilman | 57.68 | 10 | B: 55.39 (+2.29s | 4.0%) | Gunnison Stingrays | 06/19/2025 | 2025 CO Grand Junction Invitational | ||
| 1494 | Zayden Robles | 57.68 | 9 | B: 55.39 (+2.29s | 4.0%) | Capital Area Aquatics | 06/08/2025 | 2025 ST TXLA 14 U Sprint Cup | ||
| 1495 | Saul Guevara | 57.70 | 8 | B: 55.39 (+2.31s | 4.0%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | ||
| 1496 | August McFarland | 57.74 | 8 | B: 55.39 (+2.35s | 4.1%) | Form Swim Team | 06/27/2025 | 2025 CO Zone 2 DU Meet | ||
| 1497 | Michael Ancona | 57.74 | 9 | B: 55.39 (+2.35s | 4.1%) | Jupiter Dragons Swim Team | 06/07/2025 | 2025 TCA Aaron Vaughn Memorial | ||
| 1498 | Benjamin Tanner | 57.75 | 9 | B: 55.39 (+2.36s | 4.1%) | Cedar Swim Club | 07/09/2024 | 2024 CSC July Last Chance | ||
| 1499 | Benji Lawler | 57.76 | 10 | B: 55.39 (+2.37s | 4.1%) | Legacy Aquatics | 11/01/2025 | Oregon City Fall Open 2025 | ||
| 1500 | Teo Dickens | 57.77 | 9 | B: 55.39 (+2.38s | 4.1%) | Lake Oswego Swim Club | 06/06/2025 | 2025 THSC June Invitational | ||
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.