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 | |
|---|---|---|---|---|---|---|---|---|---|
| 551 | James Lorenzoni | 45.53 | 10 | BB Min | A: 42.09 (+3.44s | 7.6%) | Cavalier Aquatics/Piedmont Fam | 01/16/2026 | CA Y Winter Rumble Copied | |
| 552 | Eugene Grechukhin | 45.54 | 10 | BB Min | A: 42.09 (+3.45s | 7.6%) | Empire Swimming | 12/06/2025 | 2025 MR PAC 12 U Holiday Invitational | |
| 553 | Khai Cho-Khaliq | 45.55 | 9 | BB Min | A: 42.09 (+3.46s | 7.6%) | Rockville Montgomery Swim Club | 01/16/2026 | 2026 RMSC January Intrasquad Meet | |
| 554 | Yurek Giraldo | 45.55 | 10 | BB Min | A: 42.09 (+3.46s | 7.6%) | Prince George\\\\\\'s Parks and Recr | 11/14/2025 | 2025PV November Open Fairland | |
| 555 | Matias Venturino | 45.55 | 8 | BB Min | A: 42.09 (+3.46s | 7.6%) | Rockville Montgomery Swim Club | 10/17/2025 | 2025 RMSC October Kick Off Classic | |
| 556 | Preston Kaiser | 45.57 | 10 | BB Min | A: 42.09 (+3.48s | 7.6%) | DC Dept Of Parks and Recreatio | 10/25/2025 | Trick Or Treat Mini Meet | |
| 557 | Jameson Wheeless | 45.58 | 10 | BB Min | A: 42.09 (+3.49s | 7.7%) | Sprc Stingrays | 01/11/2026 | 2026 FOX January Distance Sprint Meet | |
| 558 | Nick Weisenborn | 45.58 | 9 | BB Min | A: 42.09 (+3.49s | 7.7%) | Stamford Sailfish Aquatic Club | 12/11/2025 | 2025 NE CRA Winter Invitational | |
| 559 | James Coleman | 45.59 | 9 | BB Min | A: 42.09 (+3.50s | 7.7%) | Arlington Aquatic Club | 10/18/2025 | 2025 AAC Fall Gator Mini Meet | |
| 560 | Zachary Shindler | 45.60 | 10 | BB Min | A: 42.09 (+3.51s | 7.7%) | Shorefront Ym-Ywha | 02/07/2026 | 2026 MR FREE Championships Meets Qualifier | |
| 561 | Tyler Kuykendall | 45.60 | 9 | BB Min | A: 42.09 (+3.51s | 7.7%) | Sprc Stingrays | 11/14/2025 | GBSA 2025 Thanksgiving Swim Fest | |
| 562 | Matthew Siritipakul | 45.62 | 9 | BB Min | A: 42.09 (+3.53s | 7.7%) | Twisters Swim Club | 10/10/2025 | 2025 MR LIE Octoberfest Invitational | |
| 563 | Ethan Fu | 45.63 | 9 | BB Min | A: 42.09 (+3.54s | 7.8%) | Revolution Swim Club | 01/30/2026 | 2026 NE GS Silver Championships | |
| 564 | Theodore Herrera | 45.64 | 9 | BB Min | A: 42.09 (+3.55s | 7.8%) | Crimson Aquatics | 01/09/2026 | 2026 NE CRIM Jan Team Specialty | |
| 565 | John Pekkanen | 45.65 | 10 | BB Min | A: 42.09 (+3.56s | 7.8%) | All Star Aquatics | 12/05/2025 | 2025 Christmas Championships | |
| 566 | John Calhoun | 45.67 | 9 | BB Min | A: 42.09 (+3.58s | 7.8%) | Nova of Virginia | 01/16/2026 | GSA January Jump Start 2026 | |
| 567 | Denys Synchuk | 45.69 | 8 | BB Min | A: 42.09 (+3.60s | 7.9%) | Unattached | 04/11/2025 | 2025 Boys Girls Clubs National Swim Champs | |
| 568 | Jude Jeon | 45.69 | 9 | BB Min | A: 42.09 (+3.60s | 7.9%) | Washingtonians Swim Club | 01/17/2026 | 2026 PV January Open Audrey Moore | |
| 569 | Thomas Wyss | 45.69 | 9 | BB Min | A: 42.09 (+3.60s | 7.9%) | Arlington Aquatic Club | 12/12/2025 | 2025 MAKO HOLIDAY INVITATIONAL | |
| 570 | Emil Feiker | 45.71 | 10 | BB Min | A: 42.09 (+3.62s | 7.9%) | Edge Swim Club | 10/11/2025 | 2025 NE UVAC Invite 10 11 25 Copied | |
| 571 | Joseph Sweitzer | 45.72 | 9 | BB Min | A: 42.09 (+3.63s | 7.9%) | Portland Porpoise Swim Club | 12/12/2025 | 2025 NE CRIM Frosty Frenzy Trials Finals | |
| 572 | Rafiq Williams | 45.72 | 10 | BB Min | A: 42.09 (+3.63s | 7.9%) | Nation\\\\\\'s Capital Swim Club | 01/10/2026 | 2026 MAKO POLAR PLUNGE | |
| 573 | Maxwell Allen | 45.72 | 10 | BB Min | A: 42.09 (+3.63s | 7.9%) | Hydra Aquatics | 01/17/2026 | 2026 PV January Open Audrey Moore | |
| 574 | Adam Hussein | 45.72 | 11 | BB Min | A: 42.09 (+3.63s | 7.9%) | Bergen Barracudas Swim Team | 01/23/2026 | 2026 MR HAWKS AD Trials And Finals | |
| 575 | Sanderling Cart | 45.73 | 9 | BB Min | A: 42.09 (+3.64s | 8.0%) | Purple Valley Aquatics | 11/07/2025 | 2025 NE UVAC Dorsi Raynolds Memorial Meet C | |
| 576 | Aidan Campbell | 45.74 | 9 | BB Min | A: 42.09 (+3.65s | 8.0%) | Loyola Blakefield Aquatics | 11/14/2025 | 2025 NBAC Thanksgiving Meet | |
| 577 | Jonathan Brado | 45.75 | 10 | BB Min | A: 42.09 (+3.66s | 8.0%) | Nation\\\\\\'s Capital Swim Club | 12/04/2025 | 2025 RAYS Nutcracker Classic Copied | |
| 578 | Viaan Bandi | 45.75 | 10 | BB Min | A: 42.09 (+3.66s | 8.0%) | North Shore Swim Club | 01/09/2026 | 2026 NE NSSC January 9 11 BC Meet | |
| 579 | Maxton Scott | 45.77 | 10 | BB Min | A: 42.09 (+3.68s | 8.0%) | YMCA Fairfax County Reston | 02/07/2026 | 2026 MAKO QUALIFIER | |
| 580 | Nolan Thanh | 45.78 | 9 | BB Min | A: 42.09 (+3.69s | 8.1%) | Quince Orchard Swim Academy | 11/14/2025 | 2025PV November Open Fairland | |
| 581 | Noah Hashimoto | 45.79 | 10 | BB Min | A: 42.09 (+3.70s | 8.1%) | Empire Swimming | 12/11/2025 | 2025 NE CRA Winter Invitational | |
| 582 | Lucas Alexander | 45.79 | 10 | BB Min | A: 42.09 (+3.70s | 8.1%) | Battlefield Area Star Swimmers | 01/16/2026 | CA Y Winter Rumble Copied | |
| 583 | Joseph Fernandez | 45.80 | 9 | BB Min | A: 42.09 (+3.71s | 8.1%) | Staten Island Aquatics Club | 01/16/2026 | 2026 MR LIE Winterfest Invitational | |
| 584 | Luka Shvartsman | 45.80 | 10 | BB Min | A: 42.09 (+3.71s | 8.1%) | Condors Swim Club | 12/05/2025 | 2025 MR BGNW December 14 Under Invitational | |
| 585 | Ethan Liu | 45.81 | 9 | BB Min | A: 42.09 (+3.72s | 8.1%) | Long Island Express | 01/16/2026 | 2026 MR LIE Winterfest Invitational | |
| 586 | Brandt Dunlap | 45.81 | 10 | BB Min | A: 42.09 (+3.72s | 8.1%) | Naval Academy Aquatic Club | 11/07/2025 | 2025 Marlins Invitational | |
| 587 | Victor Varga | 45.82 | 9 | BB Min | A: 42.09 (+3.73s | 8.1%) | Tollefson Swimming | 11/14/2025 | ISCA Fall Classic Championship 2025 | |
| 588 | Rex Zhao | 45.83 | 10 | BB Min | A: 42.09 (+3.74s | 8.2%) | Machine Aquatics | 12/04/2025 | 2025 PV Turkey Claus Showdown | |
| 589 | Austin John | 45.84 | 10 | BB Min | A: 42.09 (+3.75s | 8.2%) | Potomac Marlins | 02/07/2026 | 2026 PM 14 U Champs Qualifier | |
| 590 | Troy Williams | 45.85 | 9 | BB Min | A: 42.09 (+3.76s | 8.2%) | York Swim Club of Northern Vir | 11/07/2025 | 2025 HOKI November Invitational Copied | |
| 591 | Eric Ruan | 45.85 | 9 | BB Min | A: 42.09 (+3.76s | 8.2%) | Commonwealth Swimming | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 592 | Alexander Bago | 45.87 | 10 | BB Min | A: 42.09 (+3.78s | 8.2%) | Badger Swim Club,Inc. | 01/17/2026 | 2026 MR AGUA MLK Invitational | |
| 593 | Thomas Klinger | 45.88 | 9 | BB Min | A: 42.09 (+3.79s | 8.3%) | Tide Swimming | 09/20/2025 | 2025 TIDE King Neptune Meet | |
| 594 | Nicolas Grant | 45.89 | 10 | BB Min | A: 42.09 (+3.80s | 8.3%) | Rockville Montgomery Swim Club | 10/17/2025 | 2025 RMSC October Kick Off Classic | |
| 595 | Rishan Shah | 45.89 | 9 | BB Min | A: 42.09 (+3.80s | 8.3%) | United Swim Club | 02/06/2026 | 2026 NE CRA Last Chance February Invite | |
| 596 | Anthony Corbine | 45.89 | 10 | BB Min | A: 42.09 (+3.80s | 8.3%) | Tide Swimming | 09/20/2025 | 2025 TIDE King Neptune Meet | |
| 597 | Haochen Lei | 45.91 | 10 | BB Min | A: 42.09 (+3.82s | 8.3%) | Flushing YMCA | 10/18/2025 | 2025 MR Flushing Y Junior Swim Championships | |
| 598 | Theodore Scharper | 45.91 | 9 | BB Min | A: 42.09 (+3.82s | 8.3%) | North Baltimore Aquatic Club | 11/14/2025 | 2025 NBAC Thanksgiving Meet | |
| 599 | Kellan Ruggles | 45.92 | 11 | BB Min | A: 42.09 (+3.83s | 8.3%) | YMCA of Concord Swim Team | 01/09/2026 | 2026 NE CRA New Year Distance And Specialty | |
| 600 | Wallace Hardy | 45.93 | 9 | BB Min | A: 42.09 (+3.84s | 8.4%) | Rockville Montgomery Swim Club | 12/05/2025 | 2025 Christmas Championships | |
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.