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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2551 | Colson Hosford | 51.94 | 10 | B Min | BB: 49.29 (+2.65s | 5.1%) | Area Tallahassee Aquatic Club | 06/06/2025 | 2025 MAKOS Summer Splash | |
| 2552 | Erik Kurylenko | 51.95 | 9 | B Min | BB: 49.29 (+2.66s | 5.1%) | Foothills Swim Team | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 2553 | Alexander Jewison | 51.95 | 7 | B Min | BB: 49.29 (+2.66s | 5.1%) | Nova of Virginia | 05/15/2026 | NOVA Spring Splash | |
| 2554 | Lucas Wu | 51.95 | 8 | B Min | BB: 49.29 (+2.66s | 5.1%) | Marlins Of Raleigh | 04/25/2026 | 2026 NCAC Quad Meet | |
| 2555 | Jimmy Chen | 51.96 | 9 | B Min | BB: 49.29 (+2.67s | 5.1%) | Monterey Park Manta Rays | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 2556 | Vivaan Agarwal | 51.96 | 9 | B Min | BB: 49.29 (+2.67s | 5.1%) | Wave Aquatics | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 2557 | Christopher Rasmuson | 51.96 | 9 | B Min | BB: 49.29 (+2.67s | 5.1%) | Bishop Swim Team | 07/10/2026 | 2026 NNA Silver State Championships | |
| 2558 | Duke Montgomery | 51.98 | 10 | B Min | BB: 49.29 (+2.69s | 5.2%) | Winning Waters Aquatics Club | 04/26/2025 | 2025 HPAC Banana Slug Beach Bash | |
| 2559 | Liam Taylor | 51.98 | 9 | B Min | BB: 49.29 (+2.69s | 5.2%) | Southwest Stars Swim Club | 04/11/2026 | 2026 Ron Nardozzi Pre Derby Sprint Invite C | |
| 2560 | Caiden Gemmell | 51.98 | 8 | B Min | BB: 49.29 (+2.69s | 5.2%) | Tampa Y Swimming | 05/01/2026 | 2026 Stingrays Cinco De Mayo LCM Meet | |
| 2561 | Alexander Cuellar | 51.99 | 10 | B Min | BB: 49.29 (+2.70s | 5.2%) | EL Paso Border Land Swim Team | 06/28/2024 | 2024 EPAP Jack White Classic | |
| 2562 | Jack Farnsworth | 52.00 | 9 | B Min | BB: 49.29 (+2.71s | 5.2%) | Aces Swim Club | 05/15/2026 | 2026 CO ACES Spring Invite | |
| 2563 | Logan Anderson | 52.01 | 10 | B Min | BB: 49.29 (+2.72s | 5.2%) | Velocity Aquatics | 06/19/2026 | 2026 SD Aberdeen Summer High Point Swim Meet | |
| 2564 | Daniel Zhou | 52.01 | 8 | B Min | BB: 49.29 (+2.72s | 5.2%) | Arctic Aquatics | 05/08/2026 | 2026 NE CRA MIT Team Specialty LC Meet | |
| 2565 | Jordan Fuertes | 52.02 | 10 | B Min | BB: 49.29 (+2.73s | 5.2%) | Maui Dolphins Swim Club | 07/03/2026 | 2026 MAGSA LCM LAST CHANCE Copied | |
| 2566 | Henry Atkins | 52.03 | 9 | B Min | BB: 49.29 (+2.74s | 5.3%) | Laker Swim | 04/11/2026 | 2026 Ron Nardozzi Pre Derby Sprint Invite C | |
| 2567 | Ethan Rast | 52.03 | 7 | B Min | BB: 49.29 (+2.74s | 5.3%) | Nitro Swimming | 05/09/2026 | 2026 ST NTRO LC School S Out | |
| 2568 | Eric Feng | 52.03 | 9 | B Min | BB: 49.29 (+2.74s | 5.3%) | Marlins Of Raleigh | 04/25/2026 | 2026 NCAC Quad Meet | |
| 2569 | Sparsh Goyal | 52.04 | 9 | B Min | BB: 49.29 (+2.75s | 5.3%) | North Suburban Aquatic Club | 06/05/2026 | 2026 MN NSAC Summer Invite | |
| 2570 | Aadyant Agrawal | 52.04 | 9 | B Min | BB: 49.29 (+2.75s | 5.3%) | Wave Aquatics | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 2571 | Nova Eisel | 52.05 | 9 | B Min | BB: 49.29 (+2.76s | 5.3%) | Great Wolf Swim Team | 05/08/2026 | 2026 MN STRM Spring Startup | |
| 2572 | Vishik Sheshnag | 52.06 | 10 | B Min | BB: 49.29 (+2.77s | 5.3%) | Boulder City Henderson Swim Te | 03/30/2025 | Sand Vs BCH LCM Dual 2025 | |
| 2573 | Declan Kimball | 52.06 | 10 | B Min | BB: 49.29 (+2.77s | 5.3%) | Williamsburg Aquatic Club | 05/31/2024 | 2024 SwimRVA Success Bell | |
| 2574 | Ethan Legendre | 52.06 | 10 | B Min | BB: 49.29 (+2.77s | 5.3%) | Crimson Aquatics | 05/01/2026 | 2026 NE CS Spring Fling | |
| 2575 | Cristian Gonzalez Castillo | 52.06 | 9 | B Min | BB: 49.29 (+2.77s | 5.3%) | Waterloo Swimming | 06/14/2026 | 2026 ST WLOO Last Chance | |
| 2576 | Christopher Bissell | 52.06 | 8 | B Min | BB: 49.29 (+2.77s | 5.3%) | Riptide Swim Team | 06/27/2026 | 2026 STAR Summer Splash Invite | |
| 2577 | Lleyton Thompson | 52.06 | 10 | B Min | BB: 49.29 (+2.77s | 5.3%) | Hurricanes Swim Team | 06/19/2026 | 2026 SD Aberdeen Summer High Point Swim Meet | |
| 2578 | Elijah Wieczorek | 52.06 | 10 | B Min | BB: 49.29 (+2.77s | 5.3%) | Canon City Piranhas | 06/06/2025 | 2025 CO La Junta Invitational | |
| 2579 | Levi Durden | 52.07 | 8 | B Min | BB: 49.29 (+2.78s | 5.3%) | Riptide Aquatics | 05/15/2026 | 2026 FAST May Invite | |
| 2580 | Taenam Oh jr | 52.07 | 9 | B Min | BB: 49.29 (+2.78s | 5.3%) | Bolles School Sharks | 04/10/2026 | 2026 April Classic | |
| 2581 | Ryan Li | 52.07 | 10 | B Min | BB: 49.29 (+2.78s | 5.3%) | Blazing Barracudas | 06/07/2025 | 2025 NCAT Summer Swimfest | |
| 2582 | Owen Matarazzo | 52.07 | 10 | B Min | BB: 49.29 (+2.78s | 5.3%) | The Spartans of La Canada | 06/11/2026 | 2026 SCS June AG Invite | |
| 2583 | Benjamin Hart | 52.08 | 8 | B Min | BB: 49.29 (+2.79s | 5.4%) | Lakeside Swim Team | 06/04/2026 | 98th Ohio Valley Championships 2026 | |
| 2584 | Carter Hughes | 52.08 | 9 | B Min | BB: 49.29 (+2.79s | 5.4%) | Raleigh Swimming Association | 06/13/2026 | 2026 MOR Liberty Meet | |
| 2585 | Blake Baisch | 52.08 | 9 | B Min | BB: 49.29 (+2.79s | 5.4%) | Seattle Metropolitan Aquatic C | 05/29/2025 | 2025 IE VS Apple Capital | |
| 2586 | Miles Vuong | 52.08 | 10 | B Min | BB: 49.29 (+2.79s | 5.4%) | SOL Swim Team | 06/06/2026 | 2026 SI SOL Splash And Dash Max Jun 6 7 | |
| 2587 | Henry Deng | 52.09 | 9 | B Min | BB: 49.29 (+2.80s | 5.4%) | Mecklenburg Swim Association | 05/02/2026 | ATOM May The Force 2026 | |
| 2588 | Connor Guo | 52.09 | 8 | B Min | BB: 49.29 (+2.80s | 5.4%) | Revolution Swim Club | 05/01/2026 | 2026 NE CS Spring Fling | |
| 2589 | Leonardo Ruiz | 52.10 | 9 | B Min | BB: 49.29 (+2.81s | 5.4%) | EL Paso Border Land Swim Team | 05/16/2026 | 2026 BD SWAT School S Out Summer Bash | |
| 2590 | Cooper Casebolt | 52.10 | 10 | B Min | BB: 49.29 (+2.81s | 5.4%) | Life Time Colorado Swim Club | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 2591 | Nico Hess | 52.10 | 8 | B Min | BB: 49.29 (+2.81s | 5.4%) | Circle C Select Swim Team | 04/10/2026 | 2026 ST LSAC 6th Annual Atomic Fest | |
| 2592 | Logan Shen | 52.10 | 10 | B Min | BB: 49.29 (+2.81s | 5.4%) | Santa Clara Swim Club | 06/27/2026 | 2026 Santa Clara LC Race To Age Group Champs | |
| 2593 | Logan Klauke | 52.11 | 7 | B Min | BB: 49.29 (+2.82s | 5.4%) | Unattached | 06/12/2026 | 2026 SwimRVA Summer Invitational | |
| 2594 | Connor McGriff | 52.12 | 8 | B Min | BB: 49.29 (+2.83s | 5.4%) | Huntsville Swim Association | 06/26/2026 | 2026 HSA June Invitational | |
| 2595 | Ethan Gordon | 52.12 | 10 | B Min | BB: 49.29 (+2.83s | 5.4%) | North Carolina Aquatic Club | 04/25/2026 | 2026 NCAC Quad Meet | |
| 2596 | Aeyrie Johnsonbaugh | 52.12 | 9 | B Min | BB: 49.29 (+2.83s | 5.4%) | Northern KY Clippers | 06/05/2026 | 25th Annual CLPR David Webb Meet | |
| 2597 | Theodore Pet | 52.13 | 9 | B Min | BB: 49.29 (+2.84s | 5.4%) | Life Time Swim Missouri | 05/01/2026 | John Traube Memorial 2026 | |
| 2598 | Henry Krovitz | 52.13 | 10 | B Min | BB: 49.29 (+2.84s | 5.4%) | Univ. of Denver Hilltoppers | 04/12/2025 | 2025 CO TOPS Suburban League Pentathlon | |
| 2599 | Ryan Chen | 52.13 | 9 | B Min | BB: 49.29 (+2.84s | 5.4%) | Fmy Gators | 06/14/2024 | 2024 SD Aberdeen Summer High Point Swim Meet | |
| 2600 | Easton Gunther | 52.13 | 9 | B Min | BB: 49.29 (+2.84s | 5.4%) | Dolphin Club | 04/18/2026 | 2026 SwimRVA Carnation Clash | |
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.