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 | |
|---|---|---|---|---|---|---|---|---|---|
| 501 | Alexander La-Roda Thomas | 49.03 | 10 | BB Min | A: 47.89 (+1.14s | 2.3%) | Camana Bay Aquatic Club | 05/15/2026 | 2026 TAC TITANS Spring Fling Meet | |
| 502 | Oliver Klauke | 49.03 | 9 | BB Min | A: 47.89 (+1.14s | 2.3%) | Unattached | 06/12/2026 | 2026 SwimRVA Summer Invitational | |
| 503 | Daniel Khait | 49.03 | 10 | BB Min | A: 47.89 (+1.14s | 2.3%) | Bay Club Santa Clara Dolphins | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 504 | Lucas Shi | 49.04 | 10 | BB Min | A: 47.89 (+1.15s | 2.3%) | Dynamo Swim Club | 06/26/2026 | 2026 HSA June Invitational | |
| 505 | Aspar Dzebisov | 49.06 | 10 | BB Min | A: 47.89 (+1.17s | 2.4%) | Fast Lane Aquatics | 05/15/2026 | 2026 PA Long Course Invite | |
| 506 | Stuart Shillington | 49.06 | 10 | BB Min | A: 47.89 (+1.17s | 2.4%) | Team Eugene Aquatics | 06/12/2026 | 2026 THSC June Open | |
| 507 | Jacob Bouchard | 49.07 | 10 | BB Min | A: 47.89 (+1.18s | 2.4%) | Unattached | 06/11/2026 | NOVA 2026 Virginia Commonwealth Games | |
| 508 | Wyatt Shaw | 49.08 | 9 | BB Min | A: 47.89 (+1.19s | 2.4%) | Nova of Virginia | 06/11/2026 | NOVA 2026 Virginia Commonwealth Games | |
| 509 | Emmanuel Schmid Leon | 49.09 | 10 | BB Min | A: 47.89 (+1.20s | 2.4%) | South Florida Aquatic Club | 06/19/2026 | 2026 SoFlo Last Chance Summer Invite | |
| 510 | Bodhi Thomas | 49.09 | 9 | BB Min | A: 47.89 (+1.20s | 2.4%) | Nashville Aquatic Club | 05/16/2026 | NAC LC May Classic | |
| 511 | Lucas Panez | 49.10 | 10 | BB Min | A: 47.89 (+1.21s | 2.5%) | Heritage Aquatic Team | 06/26/2026 | 2026 Michael Lohberg Invitational | |
| 512 | Jack Broadbent | 49.11 | 10 | BB Min | A: 47.89 (+1.22s | 2.5%) | Mystic Hammerheads | 05/16/2026 | 2026 NE KCY Invitational | |
| 513 | James Mayo | 49.11 | 10 | BB Min | A: 47.89 (+1.22s | 2.5%) | Gulf Coast Swim Team | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 514 | Ryan Hartmann | 49.12 | 9 | BB Min | A: 47.89 (+1.23s | 2.5%) | Sarasota Tsunami Swim Team | 06/19/2026 | 2026 GCST MARK MCCAW SUMMER INVITE | |
| 515 | Samuel Zvenigorodskiy | 49.12 | 10 | BB Min | A: 47.89 (+1.23s | 2.5%) | Jcc Sea Serpents | 06/26/2026 | 2026 NE NSSC June 26 28 MIT Invitational | |
| 516 | Micah Kusbel | 49.13 | 10 | BB Min | A: 47.89 (+1.24s | 2.5%) | Southwest Aquatic Warriors | 06/26/2026 | 2026 NEAT Long Course STX Championship | |
| 517 | William Peterworth | 49.14 | 9 | BB Min | A: 47.89 (+1.25s | 2.5%) | Lakeside Swim Team | 05/15/2026 | 2026 Triton Summer Launch | |
| 518 | Rhett Stephens | 49.17 | 9 | BB Min | A: 47.89 (+1.28s | 2.6%) | North Carolina Aquatic Club | 06/12/2026 | 2026 GCY Sprint And Distance | |
| 519 | Benjamin Turner | 49.18 | 10 | BB Min | A: 47.89 (+1.29s | 2.6%) | Nova of Virginia | 05/15/2026 | NOVA Spring Splash | |
| 520 | Blaze Garcia | 49.20 | 10 | BB Min | A: 47.89 (+1.31s | 2.7%) | Pueblo County Swim Team | 06/05/2026 | 2026 CO NJ Summer Solstice Invite | |
| 521 | Octavio Bejarano Barraza | 49.20 | 10 | BB Min | A: 47.89 (+1.31s | 2.7%) | Centro Acuatico Universitario | 05/16/2026 | 2026 BD SWAT School S Out Summer Bash | |
| 522 | Callen Pressnall | 49.21 | 10 | BB Min | A: 47.89 (+1.32s | 2.7%) | Springfield YMCA Swim Team | 04/17/2026 | 2026 METS Long Course Kickoff | |
| 523 | Nicholas Selvaggi | 49.21 | 10 | BB Min | A: 47.89 (+1.32s | 2.7%) | Fox Swim Club | 04/11/2026 | 2026 Fox April Long Course Invitational | |
| 524 | Lucas Ni | 49.22 | 9 | BB Min | A: 47.89 (+1.33s | 2.7%) | Makos Aquatics Club of Gainesv | 06/05/2026 | 2026 Sunshine State Games | |
| 525 | Maximilian Machavariani | 49.22 | 10 | BB Min | A: 47.89 (+1.33s | 2.7%) | SwimMAC Carolina | 06/19/2026 | GSA 70th Annual Eastern Invitational | |
| 526 | Mack Maiser | 49.24 | 10 | BB Min | A: 47.89 (+1.35s | 2.7%) | Edina Swim Club | 05/03/2026 | 2026 MN SEMS LC Invite | |
| 527 | Wyatt Chandler | 49.24 | 10 | BB Min | A: 47.89 (+1.35s | 2.7%) | San Dimas Aquatics | 06/11/2026 | 2026 SCS June AG Invite | |
| 528 | DongHyuk Kang | 49.25 | 9 | BB Min | A: 47.89 (+1.36s | 2.8%) | SwimMAC Carolina | 06/19/2026 | GSA 70th Annual Eastern Invitational | |
| 529 | Philip Mortimer | 49.25 | 10 | BB Min | A: 47.89 (+1.36s | 2.8%) | Can Mississauga Aquatic Club | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 530 | Daniel Heilman | 49.25 | 10 | BB Min | A: 47.89 (+1.36s | 2.8%) | San Francisco Seals Swim Team | 05/30/2025 | VJO S Tuffy Williams Summer Kickoff Classic | |
| 531 | Austin Mitchell | 49.25 | 10 | BB Min | A: 47.89 (+1.36s | 2.8%) | Valley Aquatics | 06/19/2026 | 2026 IE VS Starlight Open (USAS) | |
| 532 | Finn Reutter | 49.26 | 9 | BB Min | A: 47.89 (+1.37s | 2.8%) | Planet Swim Aquatics | 06/26/2026 | 2026 Planet Swim Summer Championships | |
| 533 | Bruce Asmega | 49.27 | 10 | BB Min | A: 47.89 (+1.38s | 2.8%) | Pacifica Sea Lions | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 534 | Jack Cohen | 49.28 | 10 | BB Min | A: 47.89 (+1.39s | 2.8%) | Class Aquatics | 06/11/2026 | 2026 SCS June AG Invite CANY | |
| 535 | Caffrey Cooke-Ennis | 49.28 | 10 | BB Min | A: 47.89 (+1.39s | 2.8%) | South Shore YMCA Strypers | 04/24/2026 | 2026 NE NSSC 4 24 26 Specialty Meet | |
| 536 | Shiloh Gibson | 49.30 | 9 | BB Min | A: 47.89 (+1.41s | 2.9%) | Miami County Day Aquatic | 06/26/2026 | 2026 Michael Lohberg Invitational | |
| 537 | Edgar Harutyunyan | 49.32 | 10 | BB Min | A: 47.89 (+1.43s | 2.9%) | Rose Bowl Aquatics | 06/11/2026 | 2026 SCS June AG Invite CANY | |
| 538 | Ewan Anderson | 49.32 | 10 | BB Min | A: 47.89 (+1.43s | 2.9%) | Macedonia Manta Ray Swim Team | 07/24/2025 | 2025 LE Age Group And Senior LC Championships | |
| 539 | Vinh Bui | 49.33 | 10 | BB Min | A: 47.89 (+1.44s | 2.9%) | Excel Aquatics | 06/04/2026 | 2026 Beaman Toyota Firecracker Invite | |
| 540 | Fyodor Manokhin | 49.33 | 10 | BB Min | A: 47.89 (+1.44s | 2.9%) | Bravo Swim Team | 05/22/2026 | 2026 Terrapin Invite | |
| 541 | Merrick Harner | 49.35 | 10 | BB Min | A: 47.89 (+1.46s | 3.0%) | Brevard Swim Club | 06/13/2026 | 2026 TCA Aaron Vaughn Memorial | |
| 542 | Sebastien Gallant | 49.35 | 10 | BB Min | A: 47.89 (+1.46s | 3.0%) | Tuna Swim Club | 07/23/2025 | 2025 MN NSAC 10 U LC State Championship | |
| 543 | Benjamin Berling | 49.35 | 10 | BB Min | A: 47.89 (+1.46s | 3.0%) | Bolles School Sharks | 05/22/2026 | EAJ Mayhem 2026 | |
| 544 | Logan Kim | 49.35 | 10 | BB Min | A: 47.89 (+1.46s | 3.0%) | Brea Aquatics | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 545 | Oliver Tadday | 49.36 | 10 | BB Min | A: 47.89 (+1.47s | 3.0%) | Gold\\\\\\'s Aquatics Club (Camas) | 04/25/2026 | GACC Spring Invitational | |
| 546 | Colin Yip | 49.39 | 10 | B Min | BB: 45.89 (+3.50s | 7.1%) | Irvine Novaquatics | 06/11/2026 | 2026 SCS June AG Invite | |
| 547 | Patrick Fullerton | 49.40 | 10 | BB Min | A: 47.89 (+1.51s | 3.1%) | South Bay Aquatics | 06/19/2026 | 2026 SI Splash And Dash | |
| 548 | Caleb Nash | 49.41 | 10 | BB Min | A: 47.89 (+1.52s | 3.1%) | Old North State Aquatics | 06/05/2026 | STAR Andrew E Hartle Invitational | |
| 549 | Hudson Austin | 49.42 | 10 | BB Min | A: 47.89 (+1.53s | 3.1%) | Bolles School Sharks | 06/18/2026 | 2026 June Classic | |
| 550 | Eliott Jackson | 49.42 | 10 | BB Min | A: 47.89 (+1.53s | 3.1%) | Team Eugene Aquatics | 06/26/2026 | 2026 TEAM Summer Invitational | |
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.