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 | |
|---|---|---|---|---|---|---|---|---|---|
| 551 | Luka McGrath | 48.78 | 10 | BB Min | A: 47.89 (+0.89s | 1.8%) | Multnomah Athletic Club | 07/04/2026 | Pendleton Open 2026 | |
| 552 | Graham Rothwell | 48.79 | 10 | BB Min | A: 47.89 (+0.90s | 1.8%) | San Gabriel Aquatics | 07/09/2026 | 2026 ST NIST LC STAGS | |
| 553 | Levi Palmer | 48.80 | 10 | BB Min | A: 47.89 (+0.91s | 1.9%) | Nocatee Bluetide Swim Team | 04/10/2026 | 2026 April Classic | |
| 554 | Tristan Virone | 48.80 | 9 | BB Min | A: 47.89 (+0.91s | 1.9%) | Huntsville Swim Association | 05/16/2026 | NAC LC May Classic | |
| 555 | Rett Rust | 48.81 | 9 | BB Min | A: 47.89 (+0.92s | 1.9%) | Lakeside Swim Team | 07/16/2026 | 2026 Kentucky Swimming LC Championship 2 Co | |
| 556 | Leon Yan | 48.83 | 9 | BB Min | A: 47.89 (+0.94s | 1.9%) | Waterloo Swimming | 07/09/2026 | 2026 ST NIST LC STAGS | |
| 557 | Alexander Rich | 48.83 | 10 | BB Min | A: 47.89 (+0.94s | 1.9%) | Maverick Aquatics | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 558 | Ashton Chen | 48.84 | 10 | B Min | BB: 45.89 (+2.95s | 6.0%) | Brea Aquatics | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 559 | Nicholas Leonard | 48.86 | 10 | BB Min | A: 47.89 (+0.97s | 2.0%) | SwimMAC Carolina | 06/19/2026 | GSA 70th Annual Eastern Invitational | |
| 560 | Gracen Moultrie | 48.87 | 10 | BB Min | A: 47.89 (+0.98s | 2.0%) | North Palm Beach Swim Club | 06/17/2026 | Swim Fort Lauderdale Speedo Summer Classic 26 | |
| 561 | Tyler Morris | 48.89 | 10 | BB Min | A: 47.89 (+1.00s | 2.0%) | North Lexington YMCA | 07/16/2026 | 2026 Kentucky Swimming LC Championship 2 Co | |
| 562 | Luke Chaikriangkrai | 48.89 | 9 | BB Min | A: 47.89 (+1.00s | 2.0%) | Pro Swimming | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 563 | Preston Mathis | 48.90 | 10 | BB Min | A: 47.89 (+1.01s | 2.1%) | Seahawks Swim Team | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 564 | Michael Laurence | 48.91 | 9 | BB Min | A: 47.89 (+1.02s | 2.1%) | Gulliver Swim Club | 05/01/2026 | Jesse Vasallo Swimming Invitational | |
| 565 | Cameron Watrous | 48.93 | 9 | BB Min | A: 47.89 (+1.04s | 2.1%) | Bellevue Club Swim Team | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 566 | Samuel Holmes | 48.94 | 9 | BB Min | A: 47.89 (+1.05s | 2.1%) | Lowes YMCA Lightning Swim Team | 06/26/2026 | 2026 USRY LC Championships | |
| 567 | Milo Radis | 48.95 | 10 | BB Min | A: 47.89 (+1.06s | 2.2%) | The Spartans of La Canada | 06/11/2026 | 2026 SCS June AG Invite | |
| 568 | Clive Dallahan | 48.95 | 10 | BB Min | A: 47.89 (+1.06s | 2.2%) | Beach Cities Alpha | 07/23/2026 | 2026 CA SCS Summer A G Champs | |
| 569 | Zachary Zourdos | 48.96 | 10 | BB Min | A: 47.89 (+1.07s | 2.2%) | SwimFast | 07/10/2026 | 2026 FG LCM BB Champs South | |
| 570 | Benjamin Herrera | 48.97 | 10 | BB Min | A: 47.89 (+1.08s | 2.2%) | Crimson Aquatics | 05/30/2026 | 2026 NE RIAC Sail Away On The Ferry | |
| 571 | Alvaro Hernandez | 48.99 | 10 | BB Min | A: 47.89 (+1.10s | 2.2%) | YMCA of Northwest North Caroli | 06/25/2026 | ONSA Independence Invitational Copied | |
| 572 | Connor Finlayson | 48.99 | 9 | BB Min | A: 47.89 (+1.10s | 2.2%) | Annapolis Swim Club | 07/29/2026 | 2026 MD LSC LC Championship | |
| 573 | Grayson Howell | 49.01 | 10 | BB Min | A: 47.89 (+1.12s | 2.3%) | Northwest Georgia Aquatics | 06/26/2026 | 2026 SE Richard Quick Invitational | |
| 574 | Jamie Pan | 49.01 | 10 | BB Min | A: 47.89 (+1.12s | 2.3%) | Alto Swim Club | 07/25/2026 | Alto Last Splash | |
| 575 | Dalton Gonzalez | 49.02 | 9 | BB Min | A: 47.89 (+1.13s | 2.3%) | Nitro Swimming | 05/30/2026 | 2026 ST NTRO LC May Splashdown | |
| 576 | Julien Pied | 49.02 | 10 | BB Min | A: 47.89 (+1.13s | 2.3%) | Front Range Barracudas | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 577 | Nicholas Brumaru | 49.02 | 10 | BB Min | A: 47.89 (+1.13s | 2.3%) | Olympic Cascade Aquatics | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 578 | Oliver Klauke | 49.03 | 9 | BB Min | A: 47.89 (+1.14s | 2.3%) | Unattached | 06/12/2026 | 2026 SwimRVA Summer Invitational | |
| 579 | 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 | |
| 580 | Leo Liao | 49.04 | 10 | BB Min | A: 47.89 (+1.15s | 2.3%) | Alto Swim Club | 07/25/2026 | Alto Last Splash | |
| 581 | Lucas Shi | 49.04 | 10 | BB Min | A: 47.89 (+1.15s | 2.3%) | Dynamo Swim Club | 06/26/2026 | 2026 HSA June Invitational | |
| 582 | Potter Wright | 49.04 | 10 | BB Min | A: 47.89 (+1.15s | 2.3%) | Lexington Dolphins | 07/16/2026 | 2026 Kentucky Swimming LC Championship 2 Co | |
| 583 | Maximilian Machavariani | 49.05 | 10 | BB Min | A: 47.89 (+1.16s | 2.4%) | SwimMAC Carolina | 07/24/2026 | 2026 NC SwimMAC LC Summer Sun Sational | |
| 584 | 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 | |
| 585 | Mason Verwers | 49.08 | 9 | BB Min | A: 47.89 (+1.19s | 2.4%) | Unattached | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 586 | 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 | |
| 587 | 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 | |
| 588 | Bodhi Thomas | 49.09 | 9 | BB Min | A: 47.89 (+1.20s | 2.4%) | Nashville Aquatic Club | 05/16/2026 | NAC LC May Classic | |
| 589 | Connor McCracken | 49.09 | 9 | BB Min | A: 47.89 (+1.20s | 2.4%) | Nova of Virginia | 06/25/2026 | LC Central District Champs | |
| 590 | Lucas Panez | 49.10 | 10 | BB Min | A: 47.89 (+1.21s | 2.5%) | Heritage Aquatic Team | 06/26/2026 | 2026 Michael Lohberg Invitational | |
| 591 | Jack Broadbent | 49.11 | 10 | BB Min | A: 47.89 (+1.22s | 2.5%) | Mystic Hammerheads | 05/16/2026 | 2026 NE KCY Invitational | |
| 592 | Ryan Hartmann | 49.12 | 10 | BB Min | A: 47.89 (+1.23s | 2.5%) | Sarasota Tsunami Swim Team | 06/19/2026 | 2026 GCST MARK MCCAW SUMMER INVITE | |
| 593 | Brayden Chen | 49.12 | 9 | BB Min | A: 47.89 (+1.23s | 2.5%) | Mei\\\\\\'s Typhoons Swimming Club | 07/31/2026 | 2026 NE NSSC New England Summer Championship | |
| 594 | 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 | |
| 595 | Carson Swift | 49.13 | 10 | BB Min | A: 47.89 (+1.24s | 2.5%) | Nitro Swimming | 07/09/2026 | 2026 ST NIST LC STAGS | |
| 596 | Valentin Coronado | 49.13 | 10 | BB Min | A: 47.89 (+1.24s | 2.5%) | South Lake Aquatic Club | 07/25/2026 | SEA Pirate Plunge 2026 | |
| 597 | William Peterworth | 49.14 | 9 | BB Min | A: 47.89 (+1.25s | 2.5%) | Lakeside Swim Team | 05/15/2026 | 2026 Triton Summer Launch | |
| 598 | Nathan Xia | 49.15 | 10 | BB Min | A: 47.89 (+1.26s | 2.6%) | Flying Fish Swim Club | 07/23/2026 | 2026 CA SCS RAA Summer A G Champs Copied | |
| 599 | 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 | |
| 600 | Benjamin Turner | 49.18 | 10 | BB Min | A: 47.89 (+1.29s | 2.6%) | Nova of Virginia | 05/15/2026 | NOVA Spring Splash | |
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.