USA Boys 10 & under - 50 M Free
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 4451 | Ryan Sharzehi | 51.50 | 9 | B: 43.89 (+7.61s | 14.8%) | Multnomah Athletic Club | 05/01/2026 | 2026 THSC Spring Invite | ||
| 4452 | Bastian Carberry | 51.50 | 10 | B: 43.89 (+7.61s | 14.8%) | Gator Swim Club | 06/05/2026 | 2026 Sunshine State Games | ||
| 4453 | Peter Matthews | 51.50 | 9 | B: 43.89 (+7.61s | 14.8%) | Swim Melbourne | 07/25/2026 | SEA Pirate Plunge 2026 | ||
| 4454 | Vaughn Mastrucci | 51.50 | 9 | B: 43.89 (+7.61s | 14.8%) | Saint Petersburg Aquatics | 05/16/2025 | 2025 SAINT PETE S 2nd LONG COURSE MEET | ||
| 4455 | Isaiah Sauve | 51.51 | 9 | B: 43.89 (+7.62s | 14.8%) | Saint Petersburg Aquatics | 05/16/2025 | 2025 SAINT PETE S 2nd LONG COURSE MEET | ||
| 4456 | Karahan Yildirim | 51.52 | 9 | B: 43.89 (+7.63s | 14.8%) | Swim Fort Lauderdale | 05/15/2026 | 2026 Gulliver LCM Summer Classic | ||
| 4457 | Alexander Hector | 51.53 | 9 | B: 43.89 (+7.64s | 14.8%) | Front Range Barracudas | 05/29/2026 | 2026 CO Barracuda Summer Sizzler Invite | ||
| 4458 | Lloyd Smither | 51.53 | 8 | B: 43.89 (+7.64s | 14.8%) | Hanover Aquatics | 05/15/2026 | NOVA Spring Splash | ||
| 4459 | Leo Baletsa | 51.54 | 9 | B: 43.89 (+7.65s | 14.8%) | YMCA of the North Shore Sharks | 04/24/2026 | 2026 NE YNS LCM IMX IMR Meet | ||
| 4460 | Ivan Osegueda | 51.54 | 9 | B: 43.89 (+7.65s | 14.8%) | YMCA of Austin Swim Alliance | 04/19/2026 | 2026 ST TXLA 10 U Long Course Kick Off | ||
| 4461 | Cohen Lloyd | 51.54 | 10 | B: 43.89 (+7.65s | 14.8%) | Utah Valley Aquatics | 05/02/2025 | 2025 UVrays LC May Invitational | ||
| 4462 | Tyler Gordon | 51.54 | 7 | B: 43.89 (+7.65s | 14.8%) | North Carolina Aquatic Club | 04/25/2026 | 2026 NCAC Quad Meet | ||
| 4463 | Jason Kang | 51.54 | 10 | B: 43.89 (+7.65s | 14.8%) | SwimMAC Carolina | 05/01/2026 | 2026 NC SwimMAC Spring Splash | ||
| 4464 | Davidson Scott | 51.54 | 6 | B: 43.89 (+7.65s | 14.8%) | Longhorn Aquatics | 04/19/2026 | 2026 ST TXLA 10 U Long Course Kick Off | ||
| 4465 | Samuel Vito | 51.54 | 10 | B: 43.89 (+7.65s | 14.8%) | Durango Swim Club | 05/31/2025 | 2025 CO Cortez LC Summer Open | ||
| 4466 | Miles Xu | 51.56 | 8 | B: 43.89 (+7.67s | 14.9%) | Northglenn Fusion Swim Club | 06/05/2026 | 2026 CO NJ Summer Solstice Invite | ||
| 4467 | Ethan Yu | 51.56 | 7 | B: 43.89 (+7.67s | 14.9%) | Sunnyvale Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | ||
| 4468 | Raghav Katiyar | 51.56 | 9 | B: 43.89 (+7.67s | 14.9%) | Princeton Tiger Aquatic Club | 06/05/2026 | 2026 XCEL Meet Of XCellence | ||
| 4469 | Myroslav Cheban | 51.58 | 8 | B: 43.89 (+7.69s | 14.9%) | Bure-Aqua Academy | 04/24/2026 | 2026 CO Arena Catch Me If You Can | ||
| 4470 | Brayden Murray | 51.58 | 8 | B: 43.89 (+7.69s | 14.9%) | Saint Petersburg Aquatics | 04/17/2026 | 2026 SAINT PETE S 1st LONG COURSE MEET | ||
| 4471 | Ethan Khassine | 51.58 | 8 | B: 43.89 (+7.69s | 14.9%) | Nitro Swimming | 05/10/2026 | 2026 ST TXLA 10 U End Of School Splash | ||
| 4472 | Ilias Papandreou | 51.59 | 8 | B: 43.89 (+7.70s | 14.9%) | Saint Petersburg Aquatics | 05/15/2026 | 2026 SAINT PETE S 2nd LONG COURSE MEET | ||
| 4473 | Mathieu Beverly | 51.60 | 10 | B: 43.89 (+7.71s | 14.9%) | Charlotte County Swimming | 05/03/2025 | 2025 Sea Dragon May Open | ||
| 4474 | Hanchen Guo-Li | 51.61 | 9 | B: 43.89 (+7.72s | 15.0%) | Alto Swim Club | 06/12/2026 | BAC Long Course | ||
| 4475 | Neil Sanchez | 51.62 | 10 | B: 43.89 (+7.73s | 15.0%) | Los Altos Mountain View Aquati | 05/16/2026 | 2026 DACA LC CBA+ | ||
| 4476 | Lee Lopez | 51.64 | 10 | B: 43.89 (+7.75s | 15.0%) | SOL Swim Team | 06/06/2026 | 2026 SI SOL Splash And Dash Max Jun 6 7 | ||
| 4477 | Adonis Sanchez | 51.64 | 10 | B: 43.89 (+7.75s | 15.0%) | Tide Swimming | 06/05/2026 | 2026 TIDE Schools Out Classic | ||
| 4478 | Blaise Villalobos | 51.64 | 7 | B: 43.89 (+7.75s | 15.0%) | Wahoo\\\\\\'s of Wellington | 05/08/2026 | 2026 Wellington May Long Course Meet | ||
| 4479 | Hayden Borgen | 51.64 | 8 | B: 43.89 (+7.75s | 15.0%) | Legacy Aquatics | 06/12/2026 | 73rd Ted Walker Invitational 2026 | ||
| 4480 | Reynaldo Castro Diaz | 51.65 | 7 | B: 43.89 (+7.76s | 15.0%) | Titanes de Tym | 05/01/2026 | 2026 ST AAAA 23rd Annual Cinco De Mayo | ||
| 4481 | William Stovall | 51.65 | 10 | B: 43.89 (+7.76s | 15.0%) | 757swim | 06/26/2026 | 2026 VSI LC SE District Champs | ||
| 4482 | Reed Song | 51.65 | 9 | B: 43.89 (+7.76s | 15.0%) | Columbia Aquatics Association | 06/13/2026 | 2026 CAC Schools Out For Summer LCM Swim Meet | ||
| 4483 | Ronan Abell | 51.65 | 8 | B: 43.89 (+7.76s | 15.0%) | Manta Ray Aquatics | 07/10/2026 | 2026 Sizzlin Summer Splash Copied | ||
| 4484 | Tyler Stafford | 51.65 | 10 | B: 43.89 (+7.76s | 15.0%) | Ensworth Aquatics | 07/10/2026 | 2026 July Jam | ||
| 4485 | Sanad Hassouneh | 51.66 | 10 | B: 43.89 (+7.77s | 15.0%) | Raleigh Swimming Association | 05/15/2026 | 2026 NCAC Meet On The Hill | ||
| 4486 | Cameron Moye | 51.66 | 8 | B: 43.89 (+7.77s | 15.0%) | North Palm Beach Swim Club | 06/06/2026 | 18th Annual LC NPB Summer Kickoff | ||
| 4487 | Julian Coke | 51.66 | 8 | B: 43.89 (+7.77s | 15.0%) | Area Tallahassee Aquatic Club | 06/26/2026 | ATAC Long Course Invitational | ||
| 4488 | Nathan Chen | 51.67 | 9 | B: 43.89 (+7.78s | 15.1%) | Denver Triton Swim Team | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | ||
| 4489 | David Treglown | 51.67 | 9 | B: 43.89 (+7.78s | 15.1%) | T2 Aquatics | 05/23/2025 | 2025 T2 Aquatics Norris Foundation LC Meet | ||
| 4490 | William Haney | 51.67 | 8 | B: 43.89 (+7.78s | 15.1%) | Maui Dolphins Swim Club | 06/13/2026 | 2026 MAGSA LCM B 2 Meet | ||
| 4491 | Nathaniel Hehn | 51.68 | 8 | B: 43.89 (+7.79s | 15.1%) | Valley Aquatics | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | ||
| 4492 | Aryo Sedaghat Khorasani | 51.68 | 9 | B: 43.89 (+7.79s | 15.1%) | Alto Swim Club | 07/25/2026 | Alto Last Splash | ||
| 4493 | Jackson Stone | 51.68 | 9 | B: 43.89 (+7.79s | 15.1%) | United Swim Club | 05/15/2026 | 2026 NE YNS May Specialty Meet | ||
| 4494 | Oliver Dale | 51.68 | 10 | B: 43.89 (+7.79s | 15.1%) | Ensworth Aquatics | 05/15/2026 | 2026 Officially Summer Invitational | ||
| 4495 | Eli Vera | 51.68 | 9 | B: 43.89 (+7.79s | 15.1%) | C.M. Gatton Beaumont YMCA | 06/05/2026 | 25th Annual CLPR David Webb Meet | ||
| 4496 | Luis Rubio Mota | 51.69 | 7 | B: 43.89 (+7.80s | 15.1%) | A T L | 06/12/2026 | 2026 BD DSSC Poppas Day | ||
| 4497 | Nathan Morris | 51.69 | 7 | B: 43.89 (+7.80s | 15.1%) | North Lexington YMCA | 06/26/2026 | 2026 Colonel Summer Classic Copied | ||
| 4498 | Christian Hunley | 51.70 | 8 | B: 43.89 (+7.81s | 15.1%) | 757swim | 04/20/2024 | 757Swim Spring Challenge | ||
| 4499 | Jackson Marshall | 51.70 | 8 | B: 43.89 (+7.81s | 15.1%) | Marlins Of Raleigh | 06/26/2026 | 2026 MOR Long Course Qualifier | ||
| 4500 | Kayan Bajracharya | 51.71 | 9 | B: 43.89 (+7.82s | 15.1%) | Bolles School Sharks | 04/10/2026 | 2026 April Classic | ||
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.