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 | |
|---|---|---|---|---|---|---|---|---|---|
| 301 | Miles Lee | 41.21 | 10 | A Min | AA: 40.19 (+1.02s | 2.5%) | New Wave Swim Team | 03/25/2026 | 2026 TAC TITANS Tarheel States Meet | |
| 302 | Connor Finan | 41.21 | 9 | A Min | AA: 40.19 (+1.02s | 2.5%) | Atlantic Coast Athletic Club | 03/12/2026 | 2026 Virginia Swimming SC Age Group Champions | |
| 303 | Phinnaeus Johnson | 41.21 | 10 | A Min | AA: 40.19 (+1.02s | 2.5%) | South Valley Makos | 07/24/2026 | CVAL 2026 | |
| 304 | Leo Wu | 41.22 | 8 | A Min | AA: 40.19 (+1.03s | 2.5%) | Dragon Swim Team | 11/14/2025 | 2025 PV November Open Dulles South | |
| 305 | Zackary Gromowski | 41.22 | 9 | A Min | AA: 40.19 (+1.03s | 2.5%) | Rockville Montgomery Swim Club | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 306 | James Zechmeister | 41.22 | 9 | A Min | AA: 40.19 (+1.03s | 2.5%) | Minnetonka Swim Club | 01/30/2026 | 2026 MN MTKA TYR Team Challenge | |
| 307 | Bennett Upton | 41.23 | 9 | A Min | AA: 40.19 (+1.04s | 2.5%) | Greensboro Community YMCA | 02/26/2026 | 2026 NCS SC AG CHAMPS | |
| 308 | Kellan Yosay | 41.24 | 9 | A Min | AA: 40.19 (+1.05s | 2.5%) | SwimRVA | 03/20/2026 | 2026 SwimRVA Clover Cup | |
| 309 | Matvey Fadeev | 41.25 | 10 | A Min | AA: 40.19 (+1.06s | 2.6%) | Issaquah Swim Team | 11/15/2025 | 2025 PN IST November Invitational | |
| 310 | Jackson Rodebaugh | 41.28 | 10 | A Min | AA: 40.19 (+1.09s | 2.6%) | YMCA Cadillac Currents | 03/07/2026 | 2026 Michigan YMCA State Championship | |
| 311 | Jack Bender | 41.28 | 9 | A Min | AA: 40.19 (+1.09s | 2.6%) | Unattached | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 312 | Jayden Guo | 41.28 | 10 | A Min | AA: 40.19 (+1.09s | 2.6%) | Life Time Northern California | 10/17/2026 | Pumpkin Meet, Oct 2026 | |
| 313 | Gustavo Granados | 41.28 | 9 | A Min | AA: 40.19 (+1.09s | 2.6%) | Fenix Swim Club | 09/19/2026 | 2026 DSC Season Opener Invite | |
| 314 | Bennett Arguello | 41.29 | 9 | A Min | AA: 40.19 (+1.10s | 2.7%) | Greenwood Tiger Sharks | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 315 | Austin Crooks | 41.29 | 9 | A Min | AA: 40.19 (+1.10s | 2.7%) | Qns Aquatic Club | 02/07/2026 | 2026 MR QNS We Fly High Invitational | |
| 316 | Carter Gray | 41.30 | 10 | A Min | AA: 40.19 (+1.11s | 2.7%) | Cleveland Aquatics | 02/27/2026 | 2026 SE Southeastern Winter SC Championships | |
| 317 | Austin Ren | 41.31 | 9 | A Min | AA: 40.19 (+1.12s | 2.7%) | Katy Aquatic Team For Youth | 02/21/2025 | 2025 Gulf 12 Under Champs (KATY) | |
| 318 | Henry Havens | 41.31 | 10 | A Min | AA: 40.19 (+1.12s | 2.7%) | Northern KY Clippers | 10/23/2026 | 2026 CLPR Halloween Meet | |
| 319 | Aiden Huang | 41.34 | 10 | A Min | AA: 40.19 (+1.15s | 2.8%) | DeAnza Cupertino Aquatics | 10/24/2026 | PSL Pumpkin Spice Splash | |
| 320 | Willis Wei | 41.35 | 9 | A Min | AA: 40.19 (+1.16s | 2.8%) | Rockville Montgomery Swim Club | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 321 | Andrew Li | 41.36 | 9 | A Min | AA: 40.19 (+1.17s | 2.8%) | Crimson Aquatics | 07/30/2026 | 2026 NE CRA Prelim Final SCY Meet | |
| 322 | Ludwik Pawelski | 41.38 | 9 | A Min | AA: 40.19 (+1.19s | 2.9%) | Sparks Piranhas Swim Team | 10/16/2026 | 2026 KING OF THE HILL CHALLENGE | |
| 323 | James Wright | 41.38 | 10 | A Min | AA: 40.19 (+1.19s | 2.9%) | Club Talon | 02/27/2026 | 2026 SE Southeastern Winter SC Championships | |
| 324 | Tanner Sagen | 41.39 | 10 | A Min | AA: 40.19 (+1.20s | 2.9%) | Enfinity Aquatic Club | 02/13/2026 | 2026 TYDE Be My Valentine Meet | |
| 325 | Derek Xu | 41.39 | 10 | A Min | AA: 40.19 (+1.20s | 2.9%) | Greater Somerset County YMCA S | 02/01/2026 | 2026 PTAC Kickoff | |
| 326 | Austin Xue | 41.39 | 10 | A Min | AA: 40.19 (+1.20s | 2.9%) | Waterloo Swimming | 09/20/2026 | 2026 ST WLOO September Splash | |
| 327 | Alexander Warren Moy | 41.39 | 10 | A Min | AA: 40.19 (+1.20s | 2.9%) | Palo Alto Stanford Aquatics | 10/24/2026 | SUNN Fall Classic 2026 | |
| 328 | Nicolas Bodnar | 41.42 | 8 | A Min | AA: 40.19 (+1.23s | 3.0%) | Rockville Montgomery Swim Club | 02/14/2026 | 2026 RMSC Gender Blender Mini Meet | |
| 329 | Ivan Bondar | 41.43 | 10 | A Min | AA: 40.19 (+1.24s | 3.0%) | Matchpoint Nyc | 10/10/2025 | 2025 MR LIE Octoberfest Invitational | |
| 330 | Caleb Shepler | 41.43 | 9 | A Min | AA: 40.19 (+1.24s | 3.0%) | Motor City Aquatics | 03/07/2026 | 2026 Lake Erie Regional Meet | |
| 331 | Tatsumasa Sekine | 41.43 | 9 | A Min | AA: 40.19 (+1.24s | 3.0%) | Santa Clara Swim Club | 09/19/2026 | 2026 Milpitas Aquatic Club Season Kick Off | |
| 332 | Peter Hofman | 41.44 | 10 | A Min | AA: 40.19 (+1.25s | 3.0%) | Cascade Swim Club | 10/03/2026 | 2026 PN CSC Fall Classic Invitational Approve | |
| 333 | Max Frankel | 41.45 | 10 | A Min | AA: 40.19 (+1.26s | 3.0%) | SwimRight Team | 06/06/2026 | NMST June Invite 26 | |
| 334 | Eric Zeng | 41.46 | 9 | A Min | AA: 40.19 (+1.27s | 3.1%) | Canyons Aquatic Club | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 335 | Koa Maday | 41.46 | 10 | A Min | AA: 40.19 (+1.27s | 3.1%) | Kona Aquatics Club | 09/12/2026 | BIG ISLAND SWIMMING @ KCAC | |
| 336 | YuBo Wang | 41.46 | 10 | A Min | AA: 40.19 (+1.27s | 3.1%) | Laker Swim | 07/25/2026 | 2026 FL Summer Area 2 Championships Working | |
| 337 | Albert Zhao | 41.46 | 10 | A Min | AA: 40.19 (+1.27s | 3.1%) | Palo Alto Stanford Aquatics | 10/24/2026 | SUNN Fall Classic 2026 | |
| 338 | Avery Gropp | 41.47 | 10 | A Min | AA: 40.19 (+1.28s | 3.1%) | Upper Arlington Swim Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 339 | Aiden Makanoneng | 41.47 | 10 | A Min | AA: 40.19 (+1.28s | 3.1%) | Life Time Northern California | 10/17/2026 | Pumpkin Meet, Oct 2026 | |
| 340 | Xander Liu | 41.47 | 10 | A Min | AA: 40.19 (+1.28s | 3.1%) | Sailfish | 09/18/2026 | 2026 ST AQTX Round Rock Unclassified | |
| 341 | Bosco Sung | 41.48 | 5 | A Min | AA: 40.19 (+1.29s | 3.1%) | Soda Fall | 11/01/2025 | Kati McDermott Memorial Fall Jamboree Invite | |
| 342 | Layton Drain | 41.49 | 10 | A Min | AA: 40.19 (+1.30s | 3.1%) | Waterloo Swimming | 10/18/2026 | 2026 ST TXLA 10 U Fall Kick Off Invite | |
| 343 | Hamilton Holliday | 41.49 | 10 | A Min | AA: 40.19 (+1.30s | 3.1%) | Huntsville Swim Association | 09/26/2026 | 2026 Ricky Hui Meet | |
| 344 | Justus McConnell | 41.51 | 9 | A Min | AA: 40.19 (+1.32s | 3.2%) | Wilmington Aquatic Club | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 345 | Devin Song | 41.53 | 9 | A Min | AA: 40.19 (+1.34s | 3.2%) | Rose Bowl Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 346 | Erik Shabdanov | 41.53 | 9 | A Min | AA: 40.19 (+1.34s | 3.2%) | Sunnyvale Swim Club | 10/24/2026 | SUNN Fall Classic 2026 | |
| 347 | Jayden Lu | 41.56 | 9 | A Min | AA: 40.19 (+1.37s | 3.3%) | Charles River Aquatics | 07/30/2026 | 2026 NE CRA Prelim Final SCY Meet | |
| 348 | Tyler Kautz | 41.57 | 9 | A Min | AA: 40.19 (+1.38s | 3.3%) | Upper Arlington Swim Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 349 | William Sun | 41.58 | 10 | A Min | AA: 40.19 (+1.39s | 3.3%) | Coast Gaurd Blue Dolphins | 02/13/2026 | 2026 Southeast District 9 12 Championship | |
| 350 | Matias Hosein | 41.58 | 10 | A Min | AA: 40.19 (+1.39s | 3.3%) | Gulliver Swim Club | 10/10/2026 | OCTOBER OPEN 2026 | |
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.