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 | |
|---|---|---|---|---|---|---|---|---|---|
| 3451 | Leo Pan | 55.98 | 9 | B: 55.39 (+0.59s | 1.1%) | Hockomock Area YMCA Lightning | 06/20/2026 | 2026 NE NSSC Invitational Springfield College | ||
| 3452 | Logan Dinh | 55.98 | 8 | B: 55.39 (+0.59s | 1.1%) | YMCA of South Florida | 06/06/2026 | 18th Annual LC NPB Summer Kickoff | ||
| 3453 | Samuel Brown | 55.99 | 9 | B: 55.39 (+0.60s | 1.1%) | Seattle Metropolitan Aquatic C | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | ||
| 3454 | Julius Zhong | 55.99 | 9 | B: 55.39 (+0.60s | 1.1%) | Gilroy Gators Swim Team | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | ||
| 3455 | Jeffrey Miller | 55.99 | 9 | B: 55.39 (+0.60s | 1.1%) | Nova of Virginia | 05/15/2026 | NOVA Spring Splash | ||
| 3456 | Brance Centers | 56.00 | 9 | B: 55.39 (+0.61s | 1.1%) | Lakeside Swim Team | 06/04/2026 | 98th Ohio Valley Championships 2026 | ||
| 3457 | Lucca Pojan | 56.01 | 10 | B: 55.39 (+0.62s | 1.1%) | Nova of Virginia | 05/15/2026 | NOVA Spring Splash | ||
| 3458 | Alexander Crisanto | 56.01 | 10 | B: 55.39 (+0.62s | 1.1%) | Scarlet Aquatics | 07/05/2026 | 2026 Scarlet Summer Luau | ||
| 3459 | Alfie Griffiths | 56.02 | 10 | B: 55.39 (+0.63s | 1.1%) | Pacific Coast Swimming | 07/10/2026 | 2026 Sizzlin Summer Splash Copied | ||
| 3460 | Troy Reckard | 56.02 | 9 | B: 55.39 (+0.63s | 1.1%) | Hurricanes Swim Team | 07/23/2025 | 2025 MN NSAC 10 U LC State Championship | ||
| 3461 | Aiden Xu | 56.02 | 9 | B: 55.39 (+0.63s | 1.1%) | Northern Nevada Aquatics | 05/22/2026 | 2026 Intermountain Classic Long Course Meet | ||
| 3462 | Maxwell Sanders | 56.03 | 9 | B: 55.39 (+0.64s | 1.1%) | Salida Cyclones | 07/17/2026 | 2026 CO Alicia Leavitt Memorial | ||
| 3463 | Elliot Kang | 56.04 | 9 | B: 55.39 (+0.65s | 1.2%) | San Ramon Valley Aquatics | 05/29/2026 | VJO S Tuffy Williams Summer Kickoff Classic | ||
| 3464 | Logan Pho | 56.05 | 8 | B: 55.39 (+0.66s | 1.2%) | South San Francisco Aquatics | 05/02/2026 | Alto Spring Jam CBA | ||
| 3465 | Kevin Lee | 56.06 | 9 | B: 55.39 (+0.67s | 1.2%) | Waterloo Swimming | 04/19/2026 | 2026 ST WLOO Classic | ||
| 3466 | Spencer Drummond | 56.06 | 10 | B: 55.39 (+0.67s | 1.2%) | Pacific Swim | 06/06/2026 | 2026 SI SOL Splash And Dash Max Jun 6 7 | ||
| 3467 | Miles Deery | 56.06 | 9 | B: 55.39 (+0.67s | 1.2%) | Sarasota Tsunami Swim Team | 05/02/2026 | 2026 Sea Dragon May Open | ||
| 3468 | Jaxson Biddle | 56.07 | 7 | B: 55.39 (+0.68s | 1.2%) | Sand Otter Swimming | 07/10/2026 | 2026 OH NW LC Regional Champs | ||
| 3469 | Abraham Estes | 56.07 | 10 | B: 55.39 (+0.68s | 1.2%) | Cardinal Aquatics | 05/08/2026 | 2026 Cardinal Aquatics Summer Throwdown | ||
| 3470 | Charlie Tannehill | 56.08 | 10 | B: 55.39 (+0.69s | 1.2%) | Firestone Akron Swim Team | 07/10/2026 | 2026 OH NE LC Regional Champs | ||
| 3471 | Ezekiel Rawls | 56.08 | 8 | B: 55.39 (+0.69s | 1.2%) | McCallie-GPS Aquatics | 04/24/2026 | 2026 ARENA Long Course Invitational Meet | ||
| 3472 | Jude Stone | 56.10 | 9 | B: 55.39 (+0.71s | 1.3%) | Front Range Barracudas | 05/30/2025 | 2025 CO Barracuda Summer Sizzler Invite | ||
| 3473 | Ethan Jensen | 56.10 | 8 | B: 55.39 (+0.71s | 1.3%) | Cincinnati Aquatic Club | 05/01/2026 | CLPR 3rd Annual Northern KY Derby | ||
| 3474 | Theo Htun | 56.10 | 10 | B: 55.39 (+0.71s | 1.3%) | Terrapins Swim Team | 04/25/2026 | Brentwood Seawolves Long Course C B BB+ | ||
| 3475 | Yuriy Subbotin | 56.12 | 10 | B: 55.39 (+0.73s | 1.3%) | Palo Alto Stanford Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | ||
| 3476 | Eli Baxter | 56.12 | 8 | B: 55.39 (+0.73s | 1.3%) | Island Aquatics | 06/13/2026 | 2026 MAGSA LCM B 2 Meet | ||
| 3477 | Declan Windels | 56.13 | 8 | B: 55.39 (+0.74s | 1.3%) | Kentucky Aquatics | 05/15/2026 | Kentucky Aquatics Derby Classic | ||
| 3478 | Thomas Rowe | 56.13 | 7 | B: 55.39 (+0.74s | 1.3%) | Plantation Swim Team | 06/26/2026 | June Central Park Series | ||
| 3479 | Declan Cockerell | 56.13 | 9 | B: 55.39 (+0.74s | 1.3%) | Georgetown-Scott County Supers | 06/05/2026 | 25th Annual CLPR David Webb Meet | ||
| 3480 | Noah Ballard | 56.15 | 6 | B: 55.39 (+0.76s | 1.4%) | Battlefield Area Star Swimmers | 04/18/2026 | 2026 SwimRVA Carnation Clash | ||
| 3481 | David Musesengwa | 56.15 | 8 | B: 55.39 (+0.76s | 1.4%) | Red Piranha Swimming | 06/05/2026 | 2026 Baylor Summer Long Course Invitational | ||
| 3482 | Jack Driscoll | 56.15 | 9 | B: 55.39 (+0.76s | 1.4%) | Poseidon Swimming Inc | 06/25/2026 | LC Central District Champs | ||
| 3483 | Winston Hojnacki | 56.15 | 9 | B: 55.39 (+0.76s | 1.4%) | Unattached | 06/19/2026 | 2026 MultiCultural Zones | ||
| 3484 | Paxton Phinyowattanachip | 56.16 | 7 | B: 55.39 (+0.77s | 1.4%) | Dolphin Club | 04/18/2026 | 2026 SwimRVA Carnation Clash | ||
| 3485 | Na'i Ka'a'a | 56.16 | 9 | B: 55.39 (+0.77s | 1.4%) | Maui Dolphins Swim Club | 06/13/2026 | 2026 MAGSA LCM B 2 Meet | ||
| 3486 | Lucas Wilkes | 56.17 | 10 | B: 55.39 (+0.78s | 1.4%) | Sea Devils | 06/27/2026 | 2026 STAR Summer Splash Invite | ||
| 3487 | Constantine Kolosov | 56.17 | 10 | B: 55.39 (+0.78s | 1.4%) | Mission Aurora Colorado Swimmi | 06/06/2026 | 2026 CO MACS Suburban League Invite | ||
| 3488 | Aarul Bhattarai | 56.17 | 9 | B: 55.39 (+0.78s | 1.4%) | Rec-Plex Sharks | 05/29/2026 | 2026 Meet Me In St Louis Invite | ||
| 3489 | Isaac Goulter | 56.18 | 9 | B: 55.39 (+0.79s | 1.4%) | T2 Aquatics | 05/23/2025 | 2025 T2 Aquatics Norris Foundation LC Meet | ||
| 3490 | Micah Palmer | 56.18 | 8 | B: 55.39 (+0.79s | 1.4%) | Ensworth Aquatics | 06/04/2026 | 2026 Beaman Toyota Firecracker Invite | ||
| 3491 | Ethan Tan | 56.18 | 10 | B: 55.39 (+0.79s | 1.4%) | Alamo Area Aquatic Association | 04/10/2026 | Blossom Into Spring 5 | ||
| 3492 | Theodore Belmont | 56.19 | 9 | B: 55.39 (+0.80s | 1.4%) | YMCA of Kanawha Valley Kraken | 05/15/2026 | Kentucky Aquatics Derby Classic | ||
| 3493 | Charlie Uranga | 56.19 | 9 | B: 55.39 (+0.80s | 1.4%) | Blue Marlins Of Hialeah Garden | 04/18/2026 | SCS Under The Sun Invitational | ||
| 3494 | Adam Azzam | 56.20 | 9 | B: 55.39 (+0.81s | 1.4%) | South East Metro Sharks | 07/18/2025 | 2025 MN STRM Minnesota Regional Championship | ||
| 3495 | Mark Kurochkin | 56.22 | 6 | B: 55.39 (+0.83s | 1.5%) | Cat 5 Aquatics | 07/11/2026 | 2026 GPAC Summer Finale | ||
| 3496 | Merit Daugherty | 56.22 | 7 | B: 55.39 (+0.83s | 1.5%) | Evergreen Hurricanes | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | ||
| 3497 | Orion Remmel | 56.22 | 10 | B: 55.39 (+0.83s | 1.5%) | Alamo Area Aquatic Association | 06/10/2026 | Splash Into Summer | ||
| 3498 | Owen Portwood | 56.23 | 8 | B: 55.39 (+0.84s | 1.5%) | High Performance Aquatic Club | 04/26/2025 | 2025 HPAC Banana Slug Beach Bash | ||
| 3499 | Nathaniel Seo | 56.23 | 9 | B: 55.39 (+0.84s | 1.5%) | Pro Swimming | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | ||
| 3500 | Chase Yang | 56.23 | 9 | B: 55.39 (+0.84s | 1.5%) | Burlingame Aquatics | 05/02/2026 | Alto Spring Jam CBA | ||
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.