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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1601 | Samuel Zhou | 55.59 | 10 | B Min | BB: 54.39 (+1.20s | 2.2%) | Bay Club Panthers | 05/02/2026 | Alto Spring Jam CBA | |
| 1602 | Cooper Lincoln | 55.60 | 9 | B Min | BB: 54.39 (+1.21s | 2.2%) | Stingrays Swim Team | 06/12/2026 | 2026 SwimRVA Summer Invitational | |
| 1603 | Kaden Falisi | 55.60 | 9 | B Min | BB: 54.39 (+1.21s | 2.2%) | Blue Dolfins | 05/16/2025 | 2025 PA Long Course Invite | |
| 1604 | Joaquin De Blas Davila | 55.61 | 10 | B Min | BB: 54.39 (+1.22s | 2.2%) | Tigres Uanl | 05/01/2026 | 2026 ST AAAA 23rd Annual Cinco De Mayo | |
| 1605 | Sebastian Lam | 55.61 | 8 | B Min | BB: 54.39 (+1.22s | 2.2%) | Bellevue Club Swim Team | 06/26/2026 | 2026 PN SMAC Summer Classic Invite Approved | |
| 1606 | Jacob Jackson | 55.62 | 9 | B Min | BB: 54.39 (+1.23s | 2.2%) | Kentucky Aquatics | 05/15/2026 | Kentucky Aquatics Derby Classic | |
| 1607 | Gabriel Dom | 55.62 | 10 | B Min | BB: 54.39 (+1.23s | 2.2%) | Bellevue Club Swim Team | 06/26/2026 | 2026 PN SMAC Summer Classic Invite Approved | |
| 1608 | Daniel Barrow | 55.62 | 10 | B Min | BB: 54.39 (+1.23s | 2.2%) | Vacaville Swim Club | 06/27/2026 | NVST Summer Plunge 2026 | |
| 1609 | Drexton Dorvil | 55.64 | 10 | B Min | BB: 54.39 (+1.25s | 2.2%) | Southwest Stars Swim Club | 04/11/2026 | 2026 Ron Nardozzi Pre Derby Sprint Invite C | |
| 1610 | Ayden Peng | 55.65 | 9 | B Min | BB: 54.39 (+1.26s | 2.3%) | Raleigh Swimming Association | 04/24/2026 | 2026 RSA Warm Up To LC Copied Copied | |
| 1611 | Alex Yau | 55.65 | 9 | B Min | BB: 54.39 (+1.26s | 2.3%) | Pacific Dragons Swim Team | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 1612 | Ethan Park | 55.65 | 9 | B Min | BB: 54.39 (+1.26s | 2.3%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 1613 | Preston Cain | 55.65 | 10 | B Min | BB: 54.39 (+1.26s | 2.3%) | Streamline Aquatics | 05/01/2026 | 2026 ST AAAA 23rd Annual Cinco De Mayo | |
| 1614 | David Renko | 55.67 | 9 | B Min | BB: 54.39 (+1.28s | 2.3%) | Wasatch Front Fish Market | 08/01/2025 | 2025 LC Beehive Finale | |
| 1615 | Emerson Gruss-Russell | 55.67 | 10 | B Min | BB: 54.39 (+1.28s | 2.3%) | Atlantic Coast Athletic Club | 05/29/2026 | 2026 SwimRVA Success Bell | |
| 1616 | Jacob Ahnen | 55.69 | 9 | B Min | BB: 54.39 (+1.30s | 2.3%) | Denver Swim Academy | 06/05/2026 | 2026 CO NJ Summer Solstice Invite | |
| 1617 | Silas Hornberger | 55.69 | 9 | B Min | BB: 54.39 (+1.30s | 2.3%) | Aces Swim Club | 05/15/2026 | 2026 CO ACES Spring Invite | |
| 1618 | Jayden Lai | 55.70 | 9 | B Min | BB: 54.39 (+1.31s | 2.4%) | Csp Tideriders | 04/17/2026 | 2026 METS Long Course Kickoff | |
| 1619 | Alex Zhong | 55.70 | 8 | B Min | BB: 54.39 (+1.31s | 2.4%) | Santa Clara Swim Club | 06/27/2025 | Valley Splash | |
| 1620 | Massimo Sclafani | 55.70 | 9 | B Min | BB: 54.39 (+1.31s | 2.4%) | Webbs Tornadoes Swim Team | 06/26/2026 | 2026 NE MST ESC June Memorial | |
| 1621 | Daniel Titianu | 55.71 | 9 | B Min | BB: 54.39 (+1.32s | 2.4%) | Rogue Rapids | 06/12/2026 | 2026 THSC June Open | |
| 1622 | Zane Patterson | 55.71 | 9 | B Min | BB: 54.39 (+1.32s | 2.4%) | Kamehameha Swim Club | 05/02/2026 | Keiko Price Sprint Meet Aloha Mile | |
| 1623 | Everett Regula | 55.72 | 10 | B Min | BB: 54.39 (+1.33s | 2.4%) | Aulea Swim Club | 07/03/2026 | 2026 Keo Nakama Swim Meet | |
| 1624 | Ziyan Rong | 55.72 | 10 | B Min | BB: 54.39 (+1.33s | 2.4%) | Kingfish Swimming Medfield | 06/26/2026 | 2026 NE NSSC June 26 28 MIT Invitational | |
| 1625 | Marcus Chui | 55.73 | 9 | B Min | BB: 54.39 (+1.34s | 2.4%) | South San Francisco Aquatics | 05/02/2026 | Alto Spring Jam CBA | |
| 1626 | Alexander Vonberger | 55.73 | 10 | B Min | BB: 54.39 (+1.34s | 2.4%) | Arena Club Aquatics | 05/29/2026 | 2026 FOX Speedo Summer Spectacular Meet | |
| 1627 | Moxon Fain | 55.74 | 10 | B Min | BB: 54.39 (+1.35s | 2.4%) | Seattle Metropolitan Aquatic C | 06/26/2026 | 2026 PN SMAC Summer Classic Invite Approved | |
| 1628 | Luka Radchenko Avondo | 55.74 | 9 | B Min | BB: 54.39 (+1.35s | 2.4%) | Nitro Swimming | 06/11/2026 | 2026 ST NIST George Block Invitational | |
| 1629 | Evan Arkoub | 55.76 | 10 | B Min | BB: 54.39 (+1.37s | 2.5%) | Fast Falcons | 05/15/2026 | 2026 FAST May Invite | |
| 1630 | Arthur Viray | 55.76 | 9 | B Min | BB: 54.39 (+1.37s | 2.5%) | Daly City Dolphins | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 1631 | Atharv Tiruke | 55.76 | 9 | B Min | BB: 54.39 (+1.37s | 2.5%) | Sunnyvale Swim Club | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 1632 | Malachi Zabilla | 55.77 | 10 | B Min | BB: 54.39 (+1.38s | 2.5%) | Mission Aurora Colorado Swimmi | 06/26/2026 | 2026 CO Zone 2 District Meet DU | |
| 1633 | Nixon Lo | 55.77 | 9 | B Min | BB: 54.39 (+1.38s | 2.5%) | Santa Clara Swim Club | 06/20/2026 | Zone 1 South Swim Under The Stars | |
| 1634 | Matthew Lyzlov | 55.78 | 9 | B Min | BB: 54.39 (+1.39s | 2.5%) | California Capital Aquatics | 05/23/2026 | 2026 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 1635 | James Goodwillie | 55.79 | 10 | B Min | BB: 54.39 (+1.40s | 2.5%) | Hanover Aquatics | 04/26/2024 | 2024 Helen Wang Sunflower Classic | |
| 1636 | Kynan Wiseman | 55.79 | 10 | B Min | BB: 54.39 (+1.40s | 2.5%) | Longmont Swim Club | 04/24/2026 | 2026 CO Steve Drozda LC Shotgun | |
| 1637 | Daniel Brown | 55.79 | 10 | B Min | BB: 54.39 (+1.40s | 2.5%) | Episcopal AmberJax | 06/26/2026 | 2026 Planet Swim Summer Championships | |
| 1638 | Caleb Campos | 55.80 | 10 | B Min | BB: 54.39 (+1.41s | 2.5%) | San Gabriel Aquatics | 06/19/2026 | 2026 ST ASC Firecracker | |
| 1639 | Anderson Christopherson | 55.81 | 9 | B Min | BB: 54.39 (+1.42s | 2.5%) | YMCA of the Triangle Area Swim | 04/24/2026 | 2026 RSA Warm Up To LC Copied Copied | |
| 1640 | Maddox Fish | 55.81 | 9 | B Min | BB: 54.39 (+1.42s | 2.5%) | Pikes Peak Athletics | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 1641 | Caleb Davis | 55.82 | 8 | B Min | BB: 54.39 (+1.43s | 2.6%) | South Florida Aquatic Club | 06/19/2026 | 2026 SoFlo Last Chance Summer Invite | |
| 1642 | Wesley Lang | 55.84 | 9 | B Min | BB: 54.39 (+1.45s | 2.6%) | River Road Swim Team | 06/05/2026 | 2026 AAA Summer Blast LC Invite | |
| 1643 | Finn McJunkin | 55.85 | 10 | B Min | BB: 54.39 (+1.46s | 2.6%) | Swim Lake City Legends | 07/17/2025 | 2025 UTAGS LC Championships | |
| 1644 | Alec Stanimirov | 55.85 | 8 | B Min | BB: 54.39 (+1.46s | 2.6%) | Azura Florida Aquatics | 05/22/2026 | 2026 Terrapin Invite | |
| 1645 | Erik Ang | 55.86 | 10 | B Min | BB: 54.39 (+1.47s | 2.6%) | EL Paso Border Land Swim Team | 05/16/2026 | 2026 BD SWAT School S Out Summer Bash | |
| 1646 | Esteban Villarreal | 55.86 | 10 | B Min | BB: 54.39 (+1.47s | 2.6%) | Florida Atlantic Aquatics | 05/01/2026 | Jesse Vasallo Swimming Invitational | |
| 1647 | Nathaniel Haley | 55.87 | 9 | B Min | BB: 54.39 (+1.48s | 2.6%) | North Shore Swim Club | 06/26/2026 | 2026 NE NSSC June 26 28 MIT Invitational | |
| 1648 | Johnathan Wang | 55.87 | 9 | B Min | BB: 54.39 (+1.48s | 2.6%) | Alto Swim Club | 07/19/2025 | Alto Last Splash | |
| 1649 | Maxwell Maser | 55.88 | 9 | B Min | BB: 54.39 (+1.49s | 2.7%) | Southwest Stars Swim Club | 06/11/2026 | 2026 RAFC Summer Solstice Invitational | |
| 1650 | Anthony Pham | 55.89 | 10 | B Min | BB: 54.39 (+1.50s | 2.7%) | South Valley Makos | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
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.