USA Boys 10 & under - 50 M Breast
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 601 | William Jeffery | 49.80 | 9 | BB Min | A: 47.89 (+1.91s | 3.8%) | Los Angeles Swim Club | 06/11/2026 | 2026 SCS June AG Invite | |
| 602 | Judah Callaway Coy | 49.81 | 9 | BB Min | A: 47.89 (+1.92s | 3.9%) | South Florida Aquatic Club | 06/26/2026 | June Central Park Series | |
| 603 | Max Peterson | 49.82 | 10 | BB Min | A: 47.89 (+1.93s | 3.9%) | Cottonwood Heights Aquatics | 07/17/2025 | 2025 UTAGS LC Championships | |
| 604 | Andrew Zhang | 49.83 | 9 | BB Min | A: 47.89 (+1.94s | 3.9%) | Revolution Swim Club | 06/12/2026 | 2026 NE CS Summer Solstice | |
| 605 | Joshua Webster | 49.84 | 9 | BB Min | A: 47.89 (+1.95s | 3.9%) | Minnetonka Swim Club | 05/28/2026 | 2026 MN WOLF HUFF N PUFF INVITE | |
| 606 | Boyd Howard | 49.84 | 9 | BB Min | A: 47.89 (+1.95s | 3.9%) | Longhorn Aquatics | 06/05/2026 | 2026 ST SRG Arena Surge Shark Sizzler | |
| 607 | Shepherd Carpentier | 49.84 | 10 | BB Min | A: 47.89 (+1.95s | 3.9%) | YMCA of Virginia\\\\\\'s Blue Ridge | 06/19/2026 | 2026 Firefish June Jam | |
| 608 | Tristan Zhang | 49.85 | 9 | BB Min | A: 47.89 (+1.96s | 3.9%) | SwimMAC Carolina | 06/26/2026 | Sharks Aquatic Club Last Chance Qualifier | |
| 609 | James Stitt | 49.86 | 10 | BB Min | A: 47.89 (+1.97s | 4.0%) | Team Pittsburgh Elite Aquatics | 06/12/2025 | Holtrey Summer Classic | |
| 610 | Aaron Kim | 49.86 | 9 | BB Min | A: 47.89 (+1.97s | 4.0%) | The Spartans of La Canada | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 611 | Ilan Rattner | 49.86 | 9 | BB Min | A: 47.89 (+1.97s | 4.0%) | Sunnyvale Swim Club | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 612 | Aaron Kim | 49.88 | 10 | BB Min | A: 47.89 (+1.99s | 4.0%) | EL Paso Border Land Swim Team | 06/12/2026 | 2026 BD DSSC Poppas Day | |
| 613 | Bennett Upton | 49.91 | 9 | BB Min | A: 47.89 (+2.02s | 4.0%) | Greensboro Community YMCA | 06/12/2026 | 2026 GCY Sprint And Distance | |
| 614 | Ryan lin | 49.91 | 9 | BB Min | A: 47.89 (+2.02s | 4.0%) | Monterey Park Manta Rays | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 615 | Ezekiel Beyer | 49.92 | 10 | BB Min | A: 47.89 (+2.03s | 4.1%) | Swim Dogs | 06/05/2026 | 2026 CO NJ Summer Solstice Invite | |
| 616 | Landon Noble | 49.93 | 9 | BB Min | A: 47.89 (+2.04s | 4.1%) | Highlands Ranch Aquatics | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 617 | Charles Swinsick | 49.93 | 10 | BB Min | A: 47.89 (+2.04s | 4.1%) | Marlins Of Raleigh | 05/15/2026 | 2026 NCAC Meet On The Hill | |
| 618 | Declan Dame | 49.94 | 10 | BB Min | A: 47.89 (+2.05s | 4.1%) | SwimMAC Carolina | 06/19/2026 | GSA 70th Annual Eastern Invitational | |
| 619 | Felician Perski Smaluch | 49.95 | 10 | BB Min | A: 47.89 (+2.06s | 4.1%) | Jupiter Dragons Swim Team | 06/13/2026 | 2026 TCA Aaron Vaughn Memorial | |
| 620 | Adam Jiang | 49.96 | 10 | BB Min | A: 47.89 (+2.07s | 4.1%) | Waterloo Swimming | 05/10/2026 | 2026 ST TXLA 10 U End Of School Splash | |
| 621 | Etai Gavra | 49.97 | 10 | BB Min | A: 47.89 (+2.08s | 4.2%) | Patriot Aquatics | 06/26/2026 | 2026 Planet Swim Summer Championships | |
| 622 | Caleb Gray | 49.97 | 8 | BB Min | A: 47.89 (+2.08s | 4.2%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 623 | Caden Shen | 49.98 | 10 | BB Min | A: 47.89 (+2.09s | 4.2%) | Lakeside Aquatic Club | 07/16/2025 | 2025 Texas Age Group Championships | |
| 624 | Winston Wang | 50.00 | 9 | BB Min | A: 47.89 (+2.11s | 4.2%) | Rose Bowl Aquatics | 06/11/2026 | 2026 SCS June AG Invite CANY | |
| 625 | Christian Bland | 50.01 | 10 | BB Min | A: 47.89 (+2.12s | 4.2%) | Northeast Family YMCA | 06/26/2026 | 2026 Colonel Summer Classic Copied | |
| 626 | Kotia Zvereff | 50.02 | 8 | BB Min | A: 47.89 (+2.13s | 4.3%) | Unattached | 06/12/2026 | Neptune Swimming June LC Meet | |
| 627 | Isaac Camenisch | 50.03 | 10 | BB Min | A: 47.89 (+2.14s | 4.3%) | Highbridge Aquatics | 06/05/2026 | 25th Annual CLPR David Webb Meet | |
| 628 | James DeKlotz | 50.04 | 9 | BB Min | A: 47.89 (+2.15s | 4.3%) | Nation\\\\\\'s Capital Swim Club | 05/01/2026 | Speedo Spring Splash | |
| 629 | William Rust | 50.04 | 9 | BB Min | A: 47.89 (+2.15s | 4.3%) | Lakeside Swim Team | 07/09/2026 | 46th Annual Seahawk Invitational | |
| 630 | Eli Lawson | 50.04 | 9 | BB Min | A: 47.89 (+2.15s | 4.3%) | Dolphin Aquatics | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 631 | Randall Plaisance | 50.05 | 9 | BB Min | A: 47.89 (+2.16s | 4.3%) | Opelika Swim Team | 06/05/2026 | 2026 GPAC Tom Lalor Invitational | |
| 632 | Owen Bronson | 50.05 | 9 | BB Min | A: 47.89 (+2.16s | 4.3%) | Legacy Aquatics | 06/12/2026 | 73rd Ted Walker Invitational 2026 | |
| 633 | Ethan Hartley | 50.07 | 10 | BB Min | A: 47.89 (+2.18s | 4.4%) | Quest Swimming | 05/02/2026 | BASS Jim Frye Memorial Invitational May 2026 | |
| 634 | Robert Liu | 50.07 | 9 | BB Min | A: 47.89 (+2.18s | 4.4%) | Csp Tideriders | 05/29/2026 | 2026 Meet Me In St Louis Invite | |
| 635 | Justin Huang | 50.07 | 10 | BB Min | A: 47.89 (+2.18s | 4.4%) | Tac Titans | 05/15/2026 | 2026 TAC TITANS Spring Fling Meet | |
| 636 | Mason Nguyen | 50.09 | 10 | BB Min | A: 47.89 (+2.20s | 4.4%) | Aquazot Swim Club | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 637 | William Power | 50.11 | 10 | BB Min | A: 47.89 (+2.22s | 4.4%) | Unattached | 06/27/2025 | Valley Splash | |
| 638 | Lorenzo Molina | 50.11 | 10 | BB Min | A: 47.89 (+2.22s | 4.4%) | City of Miami Parks Swim Team | 05/01/2026 | Jesse Vasallo Swimming Invitational | |
| 639 | Milo Lanigan | 50.11 | 10 | BB Min | A: 47.89 (+2.22s | 4.4%) | Pikes Peak Athletics | 05/16/2026 | 2026 CO Hilltopper Invite | |
| 640 | Derek Chavez | 50.12 | 10 | BB Min | A: 47.89 (+2.23s | 4.4%) | Hialeah Swim Club | 06/19/2026 | 2026 SoFlo Last Chance Summer Invite | |
| 641 | Andrew Williams | 50.13 | 10 | BB Min | A: 47.89 (+2.24s | 4.5%) | East Hartford YMCA | 06/20/2026 | 2026 NE NSSC Invitational Springfield College | |
| 642 | Cameron Watrous | 50.13 | 9 | BB Min | A: 47.89 (+2.24s | 4.5%) | Bellevue Club Swim Team | 06/26/2026 | 2026 PN SMAC Summer Classic Invite Approved | |
| 643 | Ishaan Malik | 50.15 | 10 | BB Min | A: 47.89 (+2.26s | 4.5%) | Unattached | 05/02/2026 | Alto Spring Jam CBA | |
| 644 | Mason Sovich | 50.16 | 9 | BB Min | A: 47.89 (+2.27s | 4.5%) | Olympic Cascade Aquatics | 05/29/2026 | 2026 TRI CITY INVITATIONAL | |
| 645 | Titus Pacho | 50.16 | 10 | BB Min | A: 47.89 (+2.27s | 4.5%) | Bayside Aquatics | 06/05/2026 | HNVR Storm Surge 2026 | |
| 646 | James Villarreal | 50.16 | 10 | BB Min | A: 47.89 (+2.27s | 4.5%) | SwimAtlanta | 06/18/2026 | 2026 Tennessee Aquatics June Invitational | |
| 647 | Paul Kohler | 50.16 | 9 | BB Min | A: 47.89 (+2.27s | 4.5%) | Georgetown-Scott County Supers | 06/05/2026 | 25th Annual CLPR David Webb Meet | |
| 648 | Liam Robley | 50.16 | 10 | BB Min | A: 47.89 (+2.27s | 4.5%) | Huntsville Swim Association | 06/26/2026 | 2026 HSA June Invitational | |
| 649 | Bode Lake | 50.16 | 10 | BB Min | A: 47.89 (+2.27s | 4.5%) | YMCA Fairfax County Reston | 05/29/2026 | 2026 FOX Speedo Summer Spectacular Meet | |
| 650 | Albert Zhao | 50.17 | 9 | BB Min | A: 47.89 (+2.28s | 4.5%) | Palo Alto Stanford Aquatics | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
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.