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 | Alex Koay | 43.67 | 9 | BB Min | A: 42.09 (+1.58s | 3.6%) | The Fish | 01/31/2026 | The 2026 Super FISH Bowl XVI | |
| 352 | Jameson Huskey | 43.67 | 10 | BB Min | A: 42.09 (+1.58s | 3.6%) | YMCA Fairfax County Reston | 10/18/2025 | 2025 Fox Fall Invitational 1 Copied | |
| 353 | Archer Hill | 43.68 | 10 | BB Min | A: 42.09 (+1.59s | 3.6%) | YMCA Fairfax County Reston | 10/04/2025 | 2025 Harvest Moon Invitational | |
| 354 | Augustus Tejada | 43.68 | 10 | BB Min | A: 42.09 (+1.59s | 3.6%) | Rockville Montgomery Swim Club | 10/17/2025 | 2025 RMSC October Kick Off Classic | |
| 355 | Rojan Kundey | 43.70 | 10 | BB Min | A: 42.09 (+1.61s | 3.7%) | Monocacy Aquatic Club | 09/26/2025 | RAC First Splash 2025 | |
| 356 | Aiden Gordon | 43.71 | 9 | BB Min | A: 42.09 (+1.62s | 3.7%) | Monroe-Woodbury Devilfish Aqua | 01/31/2026 | 2026 MR MWDA YBAR Sink Or Swim Invitational | |
| 357 | Kevin Liu | 43.72 | 10 | BB Min | A: 42.09 (+1.63s | 3.7%) | Arctic Aquatics | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 358 | Frank Rubino | 43.74 | 10 | BB Min | A: 42.09 (+1.65s | 3.8%) | Middies Wave Ryders | 11/15/2025 | 2025 MR SSC Turkey Trot Invitational | |
| 359 | Yifan Liu | 43.75 | 8 | BB Min | A: 42.09 (+1.66s | 3.8%) | Mei\\\\\\'s Typhoons Swimming Club | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 360 | Brantley Harris | 43.76 | 10 | BB Min | A: 42.09 (+1.67s | 3.8%) | Tide Swimming | 11/15/2025 | 2025 WAC Fall Classic | |
| 361 | Lucas Jiang | 43.78 | 9 | BB Min | A: 42.09 (+1.69s | 3.9%) | Kingfish Swimming Medfield | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 362 | Matteo Castro-Munoz | 43.78 | 10 | BB Min | A: 42.09 (+1.69s | 3.9%) | Quince Orchard Swim Academy | 02/01/2026 | 2026 Little Blue Penguin Pentathlon | |
| 363 | 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 | |
| 364 | Lucas Guillen | 43.80 | 8 | BB Min | A: 42.09 (+1.71s | 3.9%) | 757swim | 12/05/2025 | 2025 757swim Grand Illumination | |
| 365 | 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 | |
| 366 | William Barrett | 43.82 | 10 | BB Min | A: 42.09 (+1.73s | 3.9%) | Kingfish Swimming Medfield | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 367 | 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 | |
| 368 | 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 | |
| 369 | Daniel Duffy | 43.83 | 10 | BB Min | A: 42.09 (+1.74s | 4.0%) | York Swim Club of Northern Vir | 11/21/2025 | 2025 Swim Rock | |
| 370 | 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 | |
| 371 | Matthew Dolan | 43.86 | 10 | BB Min | A: 42.09 (+1.77s | 4.0%) | Life Time Mid Atlantic Swim Te | 02/07/2026 | 2026 MAKO QUALIFIER | |
| 372 | David Xiong | 43.88 | 8 | BB Min | A: 42.09 (+1.79s | 4.1%) | Arctic Aquatics | 10/04/2025 | 2025 NE CS Fall Sprints Copied | |
| 373 | Maximus Doiron | 43.89 | 10 | BB Min | A: 42.09 (+1.80s | 4.1%) | Williamsburg Aquatic Club | 12/11/2025 | 2025 East Coast WinterFest | |
| 374 | Hudson Grubbs | 43.89 | 10 | BB Min | A: 42.09 (+1.80s | 4.1%) | Ridgewood YMCA Breakers Swim T | 10/10/2025 | 2025 MR COND October Fall Festival | |
| 375 | Liam Johnson | 43.89 | 10 | BB Min | A: 42.09 (+1.80s | 4.1%) | Winchester Swim Team | 11/01/2025 | 2025 Fox Fall Invitational 2 | |
| 376 | Alexander Manguikian | 43.90 | 10 | BB Min | A: 42.09 (+1.81s | 4.1%) | York Swim Club of Northern Vir | 02/07/2026 | 2026 PM 14 U Champs Qualifier | |
| 377 | Robert Bates | 43.90 | 8 | BB Min | A: 42.09 (+1.81s | 4.1%) | Trident Aquatic Club | 11/01/2025 | 2025 MR TRI Fall SCY Invitational | |
| 378 | Arieh Elias | 43.90 | 10 | BB Min | A: 42.09 (+1.81s | 4.1%) | Unattached | 11/14/2025 | 2025 PV November Open Franconia | |
| 379 | Ren Yu | 43.91 | 10 | BB Min | A: 42.09 (+1.82s | 4.1%) | Asphalt Green Unified Aquatics | 01/17/2026 | 2026 MR AGUA MLK Invitational | |
| 380 | 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 | |
| 381 | Caius Corley | 43.92 | 10 | BB Min | A: 42.09 (+1.83s | 4.2%) | North Baltimore Aquatic Club | 11/14/2025 | 2025 NBAC Thanksgiving Meet | |
| 382 | 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 | |
| 383 | 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 | |
| 384 | 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 | |
| 385 | 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 | |
| 386 | Cullen Worthington | 43.94 | 10 | BB Min | A: 42.09 (+1.85s | 4.2%) | Nova of Virginia | 11/22/2025 | NOVA Cranberry Contender | |
| 387 | 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 | |
| 388 | William Falconer | 43.95 | 10 | BB Min | A: 42.09 (+1.86s | 4.2%) | Machine Aquatics | 10/18/2025 | 2025 NCAP Autumn Kingfish Splash | |
| 389 | 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 | |
| 390 | Lynn Wilson | 43.95 | 8 | BB Min | A: 42.09 (+1.86s | 4.2%) | Rockville Montgomery Swim Club | 11/14/2025 | 2025 RMSC November Dual Meet | |
| 391 | Dylan Chen | 43.96 | 10 | BB Min | A: 42.09 (+1.87s | 4.3%) | Columbia Aquatics Association | 09/26/2025 | RAC First Splash 2025 | |
| 392 | Benjamin Leger | 43.97 | 10 | BB Min | A: 42.09 (+1.88s | 4.3%) | Lynchburg YMCA Swim Team | 12/04/2025 | 14th Annual Swim Tri Speedo Winter Champs | |
| 393 | Leon Oka | 43.98 | 9 | BB Min | A: 42.09 (+1.89s | 4.3%) | Westchester Aquatic Club | 11/22/2025 | 2025 MR QNS Protect Ya Turkey Neck Invite | |
| 394 | 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 | |
| 395 | Edward Harris | 44.06 | 8 | BB Min | A: 42.09 (+1.97s | 4.5%) | Long Island Aquatic Club | 12/05/2025 | 2025 MR NYS Holiday Classic Trials Finals | |
| 396 | Taysom McCleary | 44.06 | 10 | BB Min | A: 42.09 (+1.97s | 4.5%) | Fairfax Foxes Swimming | 11/07/2025 | 2025 FXFX Loughmiller Memorial | |
| 397 | Carter Prescher | 44.06 | 8 | BB Min | A: 42.09 (+1.97s | 4.5%) | All Star Aquatics | 12/06/2025 | 2025 Reindeer Mini Meet | |
| 398 | Nicholas Prado | 44.07 | 11 | BB Min | A: 42.09 (+1.98s | 4.5%) | Long Island Aquatic Club | 11/21/2025 | 2025 MR LIAC Thanksgiving Invite | |
| 399 | Sawyer Sellers | 44.08 | 10 | BB Min | A: 42.09 (+1.99s | 4.5%) | Fox Swim Club | 12/04/2025 | 14th Annual Swim Tri Speedo Winter Champs | |
| 400 | 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 | |
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.