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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2401 | Matvii Medvediev | 51.32 | 8 | B Min | BB: 49.29 (+2.03s | 4.0%) | Tornadoes Swim Team | 06/12/2026 | 73rd Ted Walker Invitational 2026 | |
| 2402 | Michael Sohn | 51.32 | 10 | B Min | BB: 49.29 (+2.03s | 4.0%) | Front Range Barracudas | 05/29/2026 | 2026 CO Barracuda Summer Sizzler Invite | |
| 2403 | Timur Shafigulin | 51.33 | 10 | B Min | BB: 49.29 (+2.04s | 4.0%) | Wave Aquatics | 05/02/2025 | 2025 PN BC May Flowers | |
| 2404 | Rufus Nagygyorgy | 51.33 | 10 | B Min | BB: 49.29 (+2.04s | 4.0%) | Swim Fort Lauderdale | 06/17/2026 | Swim Fort Lauderdale Speedo Summer Classic 26 | |
| 2405 | Beckett Rossi | 51.33 | 9 | B Min | BB: 49.29 (+2.04s | 4.0%) | Bishop Swim Team | 07/10/2026 | 2026 NNA Silver State Championships | |
| 2406 | Ahaan Iragavarapu | 51.34 | 10 | B Min | BB: 49.29 (+2.05s | 4.0%) | Pro Swimming | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 2407 | Nasir Gifford-Philip | 51.34 | 9 | B Min | BB: 49.29 (+2.05s | 4.0%) | Rochester Swim Club | 07/23/2025 | 2025 MN NSAC 10 U LC State Championship | |
| 2408 | Noah Brantigan | 51.34 | 10 | B Min | BB: 49.29 (+2.05s | 4.0%) | Mecklenburg Swim Association | 06/05/2026 | 2026 TEAM School S Out Summer Invite | |
| 2409 | Seth Nareedokmai | 51.34 | 8 | B Min | BB: 49.29 (+2.05s | 4.0%) | Jcc Sailfish | 06/12/2025 | Holtrey Summer Classic | |
| 2410 | Nickolas Diaz Zepeda | 51.34 | 9 | B Min | BB: 49.29 (+2.05s | 4.0%) | Tampa Y Swimming | 05/01/2026 | 2026 Stingrays Cinco De Mayo LCM Meet | |
| 2411 | Leif Osborne | 51.35 | 9 | B Min | BB: 49.29 (+2.06s | 4.0%) | Bay Club Aquatics | 06/06/2026 | 2026 SI JBST SPLASH DASH MAX | |
| 2412 | Henry Drotleff | 51.35 | 8 | B Min | BB: 49.29 (+2.06s | 4.0%) | Northern KY Clippers | 06/05/2026 | 25th Annual CLPR David Webb Meet | |
| 2413 | Jordan Abouelazm | 51.35 | 10 | B Min | BB: 49.29 (+2.06s | 4.0%) | Fenix Swim Club | 05/22/2026 | 2026 Doral Swim Club LCM Spring Invite | |
| 2414 | Dylan Tran | 51.36 | 8 | B Min | BB: 49.29 (+2.07s | 4.0%) | Lakeside Swim Team | 07/09/2026 | 46th Annual Seahawk Invitational | |
| 2415 | Ahmet Okyay | 51.36 | 10 | B Min | BB: 49.29 (+2.07s | 4.0%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 2416 | Geonho Lee | 51.38 | 9 | B Min | BB: 49.29 (+2.09s | 4.1%) | Life Time Michigan Swim Team | 02/11/2026 | February 2026 Life Time Michigan Intersquad | |
| 2417 | Harrison Krzenski | 51.40 | 10 | B Min | BB: 49.29 (+2.11s | 4.1%) | South Metro Storm | 05/03/2026 | 2026 MN SEMS LC Invite | |
| 2418 | Graham Rosen | 51.41 | 9 | B Min | BB: 49.29 (+2.12s | 4.1%) | Csp Tideriders | 05/01/2026 | John Traube Memorial 2026 | |
| 2419 | Kevin Zhang | 51.41 | 9 | B Min | BB: 49.29 (+2.12s | 4.1%) | Wave Aquatics | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 2420 | Eric Kim | 51.41 | 10 | B Min | BB: 49.29 (+2.12s | 4.1%) | Auburn Aquatics | 05/16/2026 | 2026 Opelika Open | |
| 2421 | Camden Sparenborg | 51.42 | 8 | B Min | BB: 49.29 (+2.13s | 4.1%) | Utah Valley Aquatics | 06/21/2025 | 2025 UT HAST RWB BC Medals Meet | |
| 2422 | Ethan Palsky | 51.42 | 10 | B Min | BB: 49.29 (+2.13s | 4.1%) | Mansfield Aquatic Club | 05/15/2026 | 2026 ST SRG LCM Bud Dallmann Memorial | |
| 2423 | Ryan Guo | 51.42 | 7 | B Min | BB: 49.29 (+2.13s | 4.1%) | Columbia Aquatics Association | 06/13/2026 | 2026 CAC Schools Out For Summer LCM Swim Meet | |
| 2424 | Vincent Falasco | 51.43 | 9 | B Min | BB: 49.29 (+2.14s | 4.2%) | Martin County Swimming | 05/23/2025 | 2025 Dr Aspi Doctor Memorial Invitational | |
| 2425 | Hayes Oldenburger | 51.43 | 10 | B Min | BB: 49.29 (+2.14s | 4.2%) | Nitro Swimming | 05/30/2026 | 2026 ST NTRO LC May Splashdown | |
| 2426 | Helios Licona Brunck | 51.44 | 9 | B Min | BB: 49.29 (+2.15s | 4.2%) | Titanes de Tym | 05/02/2025 | 2025 ST 22nd Annual Cinco De Mayo | |
| 2427 | Davis Starkes | 51.44 | 10 | B Min | BB: 49.29 (+2.15s | 4.2%) | Rush | 05/22/2026 | 2026 ST ASC Spring Showcase | |
| 2428 | Findlay Dougherty | 51.45 | 9 | B Min | BB: 49.29 (+2.16s | 4.2%) | Swim Fort Lauderdale | 06/17/2026 | Swim Fort Lauderdale Speedo Summer Classic 26 | |
| 2429 | Reed Bortner | 51.45 | 10 | B Min | BB: 49.29 (+2.16s | 4.2%) | Fairfax Foxes Swimming | 04/26/2024 | 2024 Helen Wang Sunflower Classic | |
| 2430 | Vincent Verenkoff | 51.45 | 10 | B Min | BB: 49.29 (+2.16s | 4.2%) | Capital of Texas Aquatics | 04/19/2026 | 2026 ST TXLA 10 U Long Course Kick Off | |
| 2431 | Om Bhuta | 51.45 | 10 | B Min | BB: 49.29 (+2.16s | 4.2%) | California Dolphins Swim Team | 06/13/2026 | PC CDST LC C B BB+ 26 074 | |
| 2432 | Elijah Warren | 51.45 | 8 | B Min | BB: 49.29 (+2.16s | 4.2%) | Cat 5 Aquatics | 04/11/2026 | CAT5 LC Open 2026 | |
| 2433 | Niall Lalomio | 51.45 | 8 | B Min | BB: 49.29 (+2.16s | 4.2%) | Edina Swim Club | 05/03/2026 | 2026 MN SEMS LC Invite | |
| 2434 | Noa Koshinomi | 51.46 | 8 | B Min | BB: 49.29 (+2.17s | 4.2%) | Parrish Bull Sharks | 05/15/2026 | 2026 Kent B Holdren Memorial Meet | |
| 2435 | Boyd Howard | 51.46 | 9 | B Min | BB: 49.29 (+2.17s | 4.2%) | Longhorn Aquatics | 04/19/2026 | 2026 ST TXLA 10 U Long Course Kick Off | |
| 2436 | Sebastian Ramirez | 51.46 | 9 | B Min | BB: 49.29 (+2.17s | 4.2%) | Unattached | 05/22/2026 | 2026 Doral Swim Club LCM Spring Invite | |
| 2437 | Kaladan Loughlin | 51.47 | 10 | B Min | BB: 49.29 (+2.18s | 4.2%) | Riptide Swim Team | 06/07/2025 | 2025 CO MACS Suburban League Invite | |
| 2438 | Damon Sparling | 51.47 | 9 | B Min | BB: 49.29 (+2.18s | 4.2%) | Edina Swim Club | 07/23/2025 | 2025 MN NSAC 10 U LC State Championship | |
| 2439 | Trent Statzer | 51.47 | 10 | B Min | BB: 49.29 (+2.18s | 4.2%) | Sea Dragon Aquatics | 06/20/2025 | 2025 GCST MARK MCCAW SUMMER | |
| 2440 | Ansh Dhuri | 51.47 | 10 | B Min | BB: 49.29 (+2.18s | 4.2%) | Issaquah Swim Team | 05/16/2025 | 2025 PN IST Sockeye Springtime Madness | |
| 2441 | Vaughn Jamison | 51.48 | 10 | B Min | BB: 49.29 (+2.19s | 4.3%) | Aspire Aquatics of Colorado | 04/24/2026 | 2026 CO Arena Catch Me If You Can | |
| 2442 | James Lehn | 51.48 | 10 | B Min | BB: 49.29 (+2.19s | 4.3%) | Hastings Y Aquatic Club | 02/01/2026 | 2026 MW App HG Scott Usher Pentathlon | |
| 2443 | Caleb Campos | 51.49 | 10 | B Min | BB: 49.29 (+2.20s | 4.3%) | San Gabriel Aquatics | 05/04/2025 | 2025 ST TXLA 10 U End Of School Splash | |
| 2444 | Patrick Grey | 51.49 | 10 | B Min | BB: 49.29 (+2.20s | 4.3%) | Unattached | 04/17/2026 | 2026 SAINT PETE S 1st LONG COURSE MEET | |
| 2445 | Zane Plowright | 51.49 | 9 | B Min | BB: 49.29 (+2.20s | 4.3%) | Bolles School Sharks | 05/22/2026 | EAJ Mayhem 2026 | |
| 2446 | Shiv Vohra | 51.49 | 8 | B Min | BB: 49.29 (+2.20s | 4.3%) | Shawmut Aquatic Club | 06/12/2026 | 2026 NE CS Summer Solstice | |
| 2447 | Henry Dougherty | 51.50 | 10 | B Min | BB: 49.29 (+2.21s | 4.3%) | Swimchester Sailfish | 06/26/2026 | 2026 Colonel Summer Classic Copied | |
| 2448 | Micah Brown | 51.50 | 9 | B Min | BB: 49.29 (+2.21s | 4.3%) | MN Flyers Swim Team | 05/08/2026 | 2026 MN STRM Spring Startup | |
| 2449 | Ethan Box | 51.51 | 10 | B Min | BB: 49.29 (+2.22s | 4.3%) | South Lake Aquatic Club | 06/11/2026 | 2026 RAFC Summer Solstice Invitational | |
| 2450 | Benjamin Bauman | 51.52 | 10 | B Min | BB: 49.29 (+2.23s | 4.3%) | Wtrc Sharks | 05/15/2026 | Kentucky Aquatics Derby 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.