Eastern Zone Zone Boys 10 & under - 50 Y Breast
These rankings show the swimmers' placement within their Zone.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 | |
|---|---|---|---|---|---|---|---|---|---|
| 351 | Jacob Bowes | 43.79 | 10 | BB Min | A: 42.09 (+1.70s | 3.9%) | Nation\\\\\\'s Capital Swim Club | 02/13/2026 | 2026 NCAP Winter Qualifier | |
| 352 | Mars Tremblay | 43.80 | 9 | BB Min | A: 42.09 (+1.71s | 3.9%) | North Baltimore Aquatic Club | 11/14/2025 | 2025 NBAC Thanksgiving Meet | |
| 353 | Alexander Manguikian | 43.81 | 10 | BB Min | A: 42.09 (+1.72s | 3.9%) | York Swim Club of Northern Vir | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 354 | Aidan Baranec | 43.81 | 9 | BB Min | A: 42.09 (+1.72s | 3.9%) | Connetquot Swim Club | 01/09/2026 | 2026 MR TVSC TJ Kelly Memorial Joust | |
| 355 | Keegan Brown | 43.82 | 10 | BB Min | A: 42.09 (+1.73s | 3.9%) | Kingfish Swimming Medfield | 11/14/2025 | 2025 NE KING CAC Fall Invite Copied | |
| 356 | Rayan Khan | 43.83 | 10 | BB Min | A: 42.09 (+1.74s | 4.0%) | South Shore YMCA Strypers | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 357 | Rafiq Williams | 43.84 | 10 | BB Min | A: 42.09 (+1.75s | 4.0%) | Nation\\\\\\'s Capital Swim Club | 02/13/2026 | 2026 NCAP Winter Qualifier | |
| 358 | Grayson Sawicki | 43.85 | 9 | BB Min | A: 42.09 (+1.76s | 4.0%) | Commonwealth Swimming | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 359 | Daniel Engelhardt | 43.85 | 10 | BB Min | A: 42.09 (+1.76s | 4.0%) | Outer Banks YMCA Tidal Waves | 03/19/2026 | 2026 USRY Short Course Champs | |
| 360 | Robert Bates | 43.90 | 9 | BB Min | A: 42.09 (+1.81s | 4.1%) | Trident Aquatic Club | 11/01/2025 | 2025 MR TRI Fall SCY Invitational | |
| 361 | Arieh Elias | 43.90 | 10 | BB Min | A: 42.09 (+1.81s | 4.1%) | Unattached | 11/14/2025 | 2025 PV November Open Franconia | |
| 362 | Shepherd Carpentier | 43.91 | 10 | BB Min | A: 42.09 (+1.82s | 4.1%) | YMCA of Virginia\\\\\\'s Blue Ridge | 01/02/2026 | 2026 LY Winter Invitational | |
| 363 | Christian Bertram | 43.92 | 10 | BB Min | A: 42.09 (+1.83s | 4.2%) | Naval Academy Aquatic Club | 12/11/2025 | 2025 East Coast WinterFest | |
| 364 | Benjamin Johnson | 43.93 | 10 | BB Min | A: 42.09 (+1.84s | 4.2%) | Spy Swim Team | 02/06/2026 | 2026 Last Chance Qualifying Meet | |
| 365 | Michael Valikhovsky | 43.93 | 10 | BB Min | A: 42.09 (+1.84s | 4.2%) | Quince Orchard Swim Academy | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 366 | Oleksandr Aleksashyn | 43.94 | 10 | BB Min | A: 42.09 (+1.85s | 4.2%) | Dolphin Club | 01/09/2026 | NOVA New Year S Kick Off | |
| 367 | Jonathan Wang | 43.94 | 10 | BB Min | A: 42.09 (+1.85s | 4.2%) | Life Time Fitness New York Swi | 10/25/2025 | 2025 MR QNS Can I Kick It Invitational | |
| 368 | Kenneth Huang | 43.94 | 10 | BB Min | A: 42.09 (+1.85s | 4.2%) | Charles River Aquatics | 01/09/2026 | 2026 NE CRA New Year Distance And Specialty | |
| 369 | Ian Chen | 43.95 | 10 | BB Min | A: 42.09 (+1.86s | 4.2%) | Long Island Aquatic Club | 01/09/2026 | 2026 MR TVSC TJ Kelly Memorial Joust | |
| 370 | Dylan Chen | 43.96 | 10 | BB Min | A: 42.09 (+1.87s | 4.3%) | Columbia Aquatics Association | 09/26/2025 | RAC First Splash 2025 | |
| 371 | Zihan Zhang | 43.96 | 9 | BB Min | A: 42.09 (+1.87s | 4.3%) | Long Island Aquatic Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 372 | Edward Harris | 43.97 | 8 | BB Min | A: 42.09 (+1.88s | 4.3%) | Long Island Aquatic Club | 03/07/2026 | 2026 MR Metro 8 Under Championships | |
| 373 | Leo Pesin | 43.98 | 10 | BB Min | A: 42.09 (+1.89s | 4.3%) | All Star Aquatics | 03/20/2026 | March Madness 2026 | |
| 374 | Reid Saver | 44.04 | 10 | BB Min | A: 42.09 (+1.95s | 4.4%) | Machine Aquatics | 03/20/2026 | 2026 RMSC Spring Finale | |
| 375 | Lucas Putman | 44.05 | 10 | BB Min | A: 42.09 (+1.96s | 4.4%) | Frederick Area Swim Team | 03/13/2026 | 2026 Speedo Maryland Junior Championship Si | |
| 376 | Anthony Baran | 44.05 | 10 | BB Min | A: 42.09 (+1.96s | 4.4%) | Suburban Aquatics | 03/20/2026 | 26th Annual Spring Championships | |
| 377 | Dominic Domingues | 44.05 | 10 | BB Min | A: 42.09 (+1.96s | 4.4%) | Rima United | 11/14/2025 | 2025 NE KING CAC Fall Invite Copied | |
| 378 | Caleb Wong | 44.06 | 9 | BB Min | A: 42.09 (+1.97s | 4.5%) | Harbor Seals | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 379 | Nicholas Blakey | 44.10 | 10 | BB Min | A: 42.09 (+2.01s | 4.6%) | Hockomock Area YMCA Lightning | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 380 | Micah Balmaceda | 44.11 | 10 | BB Min | A: 42.09 (+2.02s | 4.6%) | Commonwealth Swimming | 11/21/2025 | 2025 NE ABF Nov Trials And Final Meet | |
| 381 | Jordan McLean | 44.12 | 10 | BB Min | A: 42.09 (+2.03s | 4.6%) | Machine Aquatics | 02/13/2026 | 39th Black History Swim Meet | |
| 382 | Seth Benton | 44.12 | 10 | BB Min | A: 42.09 (+2.03s | 4.6%) | SwimRVA | 01/16/2026 | GSA January Jump Start 2026 | |
| 383 | Charles Tewksbury | 44.13 | 9 | BB Min | A: 42.09 (+2.04s | 4.6%) | Instinct Swimming | 11/08/2025 | 2025 NE JCCS Lochness Specialty Copied | |
| 384 | Mick Resnick | 44.13 | 10 | BB Min | A: 42.09 (+2.04s | 4.6%) | The St. James Swim Club | 03/21/2026 | 2026 MAKO SPRING FLING | |
| 385 | Mansour Radzhabov | 44.14 | 10 | BB Min | A: 42.09 (+2.05s | 4.6%) | Nation\\\\\\'s Capital Swim Club | 10/10/2025 | 2025 PV October Open Claude Moore | |
| 386 | Santiago Diaz | 44.16 | 9 | BB Min | A: 42.09 (+2.07s | 4.7%) | Rockville Montgomery Swim Club | 11/14/2025 | 2025 RMSC November Dual Meet | |
| 387 | Elias Montelongo Campos | 44.18 | 9 | BB Min | A: 42.09 (+2.09s | 4.7%) | Crimson Aquatics | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 388 | Hardy Dietrich | 44.19 | 10 | BB Min | A: 42.09 (+2.10s | 4.8%) | Prince William Swim Club | 02/13/2026 | 2026 Northern District 12 Under Championship | |
| 389 | Gary Wang | 44.20 | 10 | BB Min | A: 42.09 (+2.11s | 4.8%) | Long Island Aquatic Club | 02/20/2026 | 2026 MR Silvers Championship South HAUP | |
| 390 | Kristopher Odom | 44.21 | 9 | BB Min | A: 42.09 (+2.12s | 4.8%) | Upper Valley Aquatic Club | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 391 | Isaiah Williams | 44.22 | 10 | BB Min | A: 42.09 (+2.13s | 4.8%) | Accokeek Stroke Technique Swim | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 392 | Jacob Riegel | 44.22 | 10 | BB Min | A: 42.09 (+2.13s | 4.8%) | Wilmington Aquatic Club | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 393 | William Bradley | 44.22 | 9 | BB Min | A: 42.09 (+2.13s | 4.8%) | Nova of Virginia | 01/09/2026 | NOVA New Year S Kick Off | |
| 394 | Nicolas Martinez | 44.24 | 10 | BB Min | A: 42.09 (+2.15s | 4.9%) | Nova of Virginia | 12/12/2025 | 2025 HVAC Winterfest Invitational | |
| 395 | Mark Antonucci | 44.26 | 10 | BB Min | A: 42.09 (+2.17s | 4.9%) | Rhode Island Aquatic Club | 03/13/2026 | 2026 Shawmut NE Cup Championship | |
| 396 | Jackson Luding | 44.26 | 8 | BB Min | A: 42.09 (+2.17s | 4.9%) | Asphalt Green Unified Aquatics | 01/17/2026 | 2026 MR AGUA MLK Invitational | |
| 397 | Zubin Reuter | 44.30 | 10 | BB Min | A: 42.09 (+2.21s | 5.0%) | Asphalt Green Unified Aquatics | 03/07/2026 | 2026 MR AGUA Last Chance Invitational | |
| 398 | Nolan Chan | 44.30 | 10 | BB Min | A: 42.09 (+2.21s | 5.0%) | Phoenix Swimming | 11/21/2025 | 2025 NE ABF Nov Trials And Final Meet | |
| 399 | Yirui Qiao | 44.30 | 9 | BB Min | A: 42.09 (+2.21s | 5.0%) | YMCA Fairfax County Reston | 02/07/2026 | 2026 MAKO QUALIFIER | |
| 400 | Eugene Grechukhin | 44.32 | 10 | BB Min | A: 42.09 (+2.23s | 5.0%) | Empire Swimming | 02/20/2026 | 2026 MR Silvers North Championship YMID | |
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.