USA Boys 10 & under - 50 Y 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 4401 | Sawyer Mabry | 52.16 | 9 | B Min | BB: 47.69 (+4.47s | 8.6%) | Wild West Aquatic Club | 01/23/2026 | 2026 BD JCAT IMX 2026 | |
| 4402 | William Dillon | 52.16 | 8 | B Min | BB: 47.69 (+4.47s | 8.6%) | Raleigh Swimming Association | 02/07/2026 | 2026 MOR Snowflake 3 Meet | |
| 4403 | Keegan Kelly | 52.16 | 10 | B Min | BB: 47.69 (+4.47s | 8.6%) | Annapolis Swim Club | 11/07/2025 | 2025 Marlins Invitational | |
| 4404 | Konstantin Zhou | 52.16 | 9 | B Min | BB: 47.69 (+4.47s | 8.6%) | Cross Island YMCA Barracudas | 10/18/2025 | 2025 MR Flushing Y Junior Swim Championships | |
| 4405 | Mason Daly | 52.17 | 9 | B Min | BB: 47.69 (+4.48s | 8.6%) | Blue Tide Aquatics | 11/02/2024 | 2024 ShAC 14 Under Meet | |
| 4406 | Alex Najafov | 52.17 | 10 | B Min | BB: 47.69 (+4.48s | 8.6%) | Asphalt Green Unified Aquatics | 12/05/2025 | 2025 MR NYS Holiday Classic Trials Finals | |
| 4407 | Dustin Lukasiewicz | 52.17 | 10 | B Min | BB: 47.69 (+4.48s | 8.6%) | Coast Aquatics | 10/11/2025 | 2025 Rick Byers Invitational Copied | |
| 4408 | Colin Doherty | 52.17 | 9 | B Min | BB: 47.69 (+4.48s | 8.6%) | Huntsville Swim Association | 10/17/2025 | 2025 HSA Fran Norris Meet | |
| 4409 | Logan Brooks | 52.17 | 9 | B Min | BB: 47.69 (+4.48s | 8.6%) | Nation\\\\\\'s Capital Swim Club | 01/10/2026 | 2026 MAKO POLAR PLUNGE | |
| 4410 | Edwin Chen | 52.17 | 8 | B Min | BB: 47.69 (+4.48s | 8.6%) | Long Island Express | 01/16/2026 | 2026 MR LIE Winterfest Invitational | |
| 4411 | Aedan Wilson | 52.17 | 9 | B Min | BB: 47.69 (+4.48s | 8.6%) | Crimson Aquatics | 01/16/2026 | 2026 NE CRIM Bronze Championship | |
| 4412 | Levi Whitlock | 52.17 | 10 | B Min | BB: 47.69 (+4.48s | 8.6%) | Nova of Virginia | 10/24/2025 | NOVA Halloween Haunt | |
| 4413 | Lane Markham | 52.17 | 9 | B Min | BB: 47.69 (+4.48s | 8.6%) | Minnetonka Swim Club | 01/30/2026 | 2026 MN MTKA TYR Team Challenge | |
| 4414 | Michael Callahan | 52.17 | 10 | B Min | BB: 47.69 (+4.48s | 8.6%) | Sioux Falls Swim Team | 01/02/2026 | SFST Intrasquad 1 2 26 | |
| 4415 | Chase Iodice | 52.18 | 10 | B Min | BB: 47.69 (+4.49s | 8.6%) | Empire Swimming | 12/06/2025 | 2025 MR PAC 12 U Holiday Invitational | |
| 4416 | Alexander Fordham | 52.18 | 10 | B Min | BB: 47.69 (+4.49s | 8.6%) | New Wave Swim Team | 11/01/2025 | WAVE TA NSEA TRiMeet 2025 | |
| 4417 | Maximiliano Frehe | 52.18 | 9 | B Min | BB: 47.69 (+4.49s | 8.6%) | T2 Aquatics | 01/17/2025 | 2025 T2 Aquatics Naples Open | |
| 4418 | Avery Dennis | 52.18 | 10 | B Min | BB: 47.69 (+4.49s | 8.6%) | Jcc Swimming | 11/21/2025 | 2025 Swim Rock | |
| 4419 | Jason Wang | 52.19 | 10 | B Min | BB: 47.69 (+4.50s | 8.6%) | Bellingham Bay Swim Team | 12/06/2025 | 2025 PN Fall Divisionals, Division 2 | |
| 4420 | Lucas Li | 52.19 | 8 | B Min | BB: 47.69 (+4.50s | 8.6%) | Alto Swim Club | 12/19/2025 | ALTO Candy Cane Classic | |
| 4421 | Jaden McLaughlin | 52.19 | 9 | B Min | BB: 47.69 (+4.50s | 8.6%) | Killer Whales Swim Club | 12/12/2025 | 2025 OR TTSC Holiday Invitational Meet | |
| 4422 | Colin Hui | 52.19 | 8 | B Min | BB: 47.69 (+4.50s | 8.6%) | Highlands Ranch Aquatics | 11/15/2024 | 2024 CO TOPS Fall Invite | |
| 4423 | Felix Wang | 52.19 | 9 | B Min | BB: 47.69 (+4.50s | 8.6%) | Eastside Aquatic Swim Team | 11/15/2025 | 2025 PN IST November Invitational | |
| 4424 | Bennett Withers | 52.19 | 8 | B Min | BB: 47.69 (+4.50s | 8.6%) | Highbridge Aquatics | 12/05/2025 | 2025 Holiday Classic | |
| 4425 | Oliver Song | 52.20 | 9 | B Min | BB: 47.69 (+4.51s | 8.6%) | H2okie Aquatics | 11/07/2025 | 2025 HOKI November Invitational Copied | |
| 4426 | Miles Ewy | 52.20 | 9 | B Min | BB: 47.69 (+4.51s | 8.6%) | T2 Aquatics | 12/13/2025 | 2025 T2 Candy Cane Meet | |
| 4427 | Quinton Lollar | 52.20 | 9 | B Min | BB: 47.69 (+4.51s | 8.6%) | Eagle Swimming Association | 02/21/2025 | 2025 Gulf 12 Under Champs (TASC) | |
| 4428 | Shreyas Srinivasan | 52.20 | 10 | B Min | BB: 47.69 (+4.51s | 8.6%) | Sailfish Aquatics | 10/25/2025 | Great Pumpkin Meet 2025 | |
| 4429 | Gordon Song | 52.20 | 9 | B Min | BB: 47.69 (+4.51s | 8.6%) | Arctic Aquatics | 11/14/2025 | 2025 NECRA Nov Distance Specialty Meet Co | |
| 4430 | Grady Pilger | 52.20 | 9 | B Min | BB: 47.69 (+4.51s | 8.6%) | Swim Melbourne | 10/11/2025 | TCSC Fall Invitational | |
| 4431 | Joseph Hager | 52.20 | 10 | B Min | BB: 47.69 (+4.51s | 8.6%) | Rogue Rapids | 11/21/2025 | 2025 Rogue Rapids Sofia Marks Invitational | |
| 4432 | Addison Yang | 52.21 | 9 | B Min | BB: 47.69 (+4.52s | 8.7%) | First Colony Swim Team, Inc. | 11/08/2024 | Sharks November Invitational | |
| 4433 | Connor Letts | 52.21 | 9 | B Min | BB: 47.69 (+4.52s | 8.7%) | Qns Aquatic Club | 11/22/2025 | 2025 MR QNS Protect Ya Turkey Neck Invite | |
| 4434 | Lucas Lv | 52.21 | 10 | B Min | BB: 47.69 (+4.52s | 8.7%) | Saline Swim Team | 11/21/2025 | 2025 SST Fall Classic | |
| 4435 | Daniel Cai | 52.21 | 9 | B Min | BB: 47.69 (+4.52s | 8.7%) | All Star Aquatics | 10/11/2025 | 2025 ASA October Kick Off | |
| 4436 | Luke Skillman | 52.21 | 9 | B Min | BB: 47.69 (+4.52s | 8.7%) | Nova of Virginia | 12/05/2025 | NOVA December Dip | |
| 4437 | Kalden Fessler | 52.21 | 10 | B Min | BB: 47.69 (+4.52s | 8.7%) | Kingfish Swimming Medfield | 02/06/2026 | 2026 NE CRA Last Chance February Invite | |
| 4438 | Tomas Barrios Vivas | 52.22 | 9 | B Min | BB: 47.69 (+4.53s | 8.7%) | YMCA of Central Florida | 06/28/2025 | 2025 FL Summer Area 2 Championships Working | |
| 4439 | Oliver Morris | 52.22 | 9 | B Min | BB: 47.69 (+4.53s | 8.7%) | Lake Oswego Swim Club | 11/07/2025 | 2025 McSwimville Invitational | |
| 4440 | Erik Dreke | 52.22 | 6 | B Min | BB: 47.69 (+4.53s | 8.7%) | Riviera Prep (Miami) | 10/15/2025 | 2025 South Florida MS Champs USA S OBS | |
| 4441 | James Witt | 52.22 | 9 | B Min | BB: 47.69 (+4.53s | 8.7%) | Roseburg Y Swim Team | 01/24/2026 | Oregon YMCA Championships 2026 | |
| 4442 | Jace Gordon | 52.22 | 9 | B Min | BB: 47.69 (+4.53s | 8.7%) | Los Gatos Swim Club | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 4443 | Tomaso Pisegna | 52.23 | 9 | B Min | BB: 47.69 (+4.54s | 8.7%) | South Valley Makos | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 4444 | Atulit Gaur | 52.23 | 9 | B Min | BB: 47.69 (+4.54s | 8.7%) | United Swim Club | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 4445 | Yiheng Zhang | 52.23 | 9 | B Min | BB: 47.69 (+4.54s | 8.7%) | Rockville Montgomery Swim Club | 11/14/2025 | 2025 RMSC November Dual Meet | |
| 4446 | Kensington Hull | 52.23 | 10 | B Min | BB: 47.69 (+4.54s | 8.7%) | Heartland Swim Assoc | 01/31/2026 | 2026 SI HSA All Ages NTS Meet | |
| 4447 | Graham Carroll | 52.23 | 9 | B Min | BB: 47.69 (+4.54s | 8.7%) | Huntsville Swim Association | 02/06/2026 | 2026 SES Region 3 Champions | |
| 4448 | Maddox Henry | 52.23 | 10 | B Min | BB: 47.69 (+4.54s | 8.7%) | Lexington Dolphins | 12/05/2025 | 2025 Beaman Toyota Meet Of Champs | |
| 4449 | Zian de los Angeles | 52.23 | 9 | B Min | BB: 47.69 (+4.54s | 8.7%) | Sprc Stingrays | 10/18/2025 | 2025 RAYS Great Pumpkin Splash Invitational | |
| 4450 | Michael O'Connell | 52.24 | 9 | B Min | BB: 47.69 (+4.55s | 8.7%) | Riptide Swim Team | 11/08/2025 | 2025 MN WOLF HOWL AT THE MOON INVITE | |
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.