USA Boys 10 & under - 50 M 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1351 | Corey Vonderheid | 54.39 | 9 | BB Min | A: 47.89 (+6.50s | 12.0%) | Fast Falcons | 05/15/2026 | 2026 FAST May Invite | |
| 1352 | Mason Blois | 54.40 | 9 | B Min | BB: 54.39 (+0.01s | 0.0%) | Huntsville Swim Association | 06/26/2026 | 2026 HSA June Invitational | |
| 1353 | Jayden Davis | 54.40 | 10 | B Min | BB: 54.39 (+0.01s | 0.0%) | East Carolina Aquatics | 05/15/2026 | 2026 ECA Beach Invitational | |
| 1354 | Ethan Li | 54.40 | 9 | B Min | BB: 54.39 (+0.01s | 0.0%) | Pacific Dragons Swim Team | 06/13/2026 | 2026 PN IST June Invtational Approved | |
| 1355 | JR Dorer | 54.41 | 9 | B Min | BB: 54.39 (+0.02s | 0.0%) | Columbus Aquatic Club | 05/16/2026 | 2026 Opelika Open | |
| 1356 | Alexander Zhurid | 54.41 | 9 | B Min | BB: 54.39 (+0.02s | 0.0%) | Bellevue Club Swim Team | 06/26/2026 | 2026 PN SMAC Summer Classic Invite Approved | |
| 1357 | Ashton Yang | 54.41 | 10 | B Min | BB: 54.39 (+0.02s | 0.0%) | Southwest Stars Swim Club | 06/11/2026 | 2026 RAFC Summer Solstice Invitational | |
| 1358 | Alexander Miller | 54.42 | 10 | B Min | BB: 54.39 (+0.03s | 0.1%) | Lakeside Swim Team | 06/04/2026 | 98th Ohio Valley Championships 2026 | |
| 1359 | Lucas Ferguson | 54.43 | 10 | B Min | BB: 54.39 (+0.04s | 0.1%) | Aquatic Team Of Mecklenburg | 06/05/2026 | 2026 TEAM School S Out Summer Invite | |
| 1360 | Santiago Baird | 54.44 | 8 | B Min | BB: 54.39 (+0.05s | 0.1%) | East Hartford YMCA | 06/20/2026 | 2026 NE NSSC Invitational Springfield College | |
| 1361 | August Xu | 54.44 | 9 | B Min | BB: 54.39 (+0.05s | 0.1%) | Dynamo Swim Club | 06/26/2026 | 2026 HSA June Invitational | |
| 1362 | Colin Lan | 54.45 | 8 | B Min | BB: 54.39 (+0.06s | 0.1%) | Tnt Swimming | 05/02/2026 | 2026 GPAC Flip Flop Invitational | |
| 1363 | Winston Weisser | 54.45 | 8 | B Min | BB: 54.39 (+0.06s | 0.1%) | Nashville Aquatic Club | 04/18/2026 | HSA April LC Meet | |
| 1364 | Ryker Mahowald | 54.45 | 10 | B Min | BB: 54.39 (+0.06s | 0.1%) | Vermillion Area Swim Team | 06/20/2025 | VAST SPLASH | |
| 1365 | Diego Pisoni | 54.45 | 9 | B Min | BB: 54.39 (+0.06s | 0.1%) | Neptune Swimming | 06/12/2026 | Neptune Swimming June LC Meet | |
| 1366 | Boone Bibee | 54.45 | 9 | B Min | BB: 54.39 (+0.06s | 0.1%) | Cleveland Aquatics | 06/05/2026 | 2026 Baylor Summer Long Course Invitational | |
| 1367 | Ryan Hu | 54.46 | 8 | B Min | BB: 54.39 (+0.07s | 0.1%) | Wave Aquatics | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 1368 | Lucas Ding | 54.46 | 8 | B Min | BB: 54.39 (+0.07s | 0.1%) | Waterloo Swimming | 06/06/2026 | 2026 ST ASC June Bug | |
| 1369 | Mateo Torrelli | 54.47 | 10 | B Min | BB: 54.39 (+0.08s | 0.1%) | Clearwater Aquatic Team | 06/07/2025 | 2025 Stingrays LCM Meet | |
| 1370 | Alex Zhang | 54.47 | 10 | B Min | BB: 54.39 (+0.08s | 0.1%) | Tualatin Hills Swim Club | 05/22/2026 | 2026 THSC Memorial Weekend Meet | |
| 1371 | Vaughn Jamison | 54.48 | 10 | B Min | BB: 54.39 (+0.09s | 0.2%) | Aspire Aquatics of Colorado | 06/26/2026 | 2026 CO Zone 2 District Meet AAC | |
| 1372 | Andrei Talalay | 54.49 | 9 | B Min | BB: 54.39 (+0.10s | 0.2%) | Tualatin Hills Swim Club | 05/01/2026 | 2026 THSC Spring Invite | |
| 1373 | Luca Childress | 54.50 | 9 | B Min | BB: 54.39 (+0.11s | 0.2%) | McCallie-GPS Aquatics | 06/05/2026 | 2026 Baylor Summer Long Course Invitational | |
| 1374 | Aaron Chen | 54.50 | 10 | B Min | BB: 54.39 (+0.11s | 0.2%) | Hinsdale Swim Club | 06/26/2026 | 2026 SE Richard Quick Invitational | |
| 1375 | Matthew Sokotoff | 54.51 | 9 | B Min | BB: 54.39 (+0.12s | 0.2%) | Rochester Swim Club | 06/13/2025 | 2025 MN RSC Summerfest | |
| 1376 | Eric Yu | 54.51 | 9 | B Min | BB: 54.39 (+0.12s | 0.2%) | Bellevue Club Swim Team | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 1377 | Steven Kimeu | 54.51 | 10 | B Min | BB: 54.39 (+0.12s | 0.2%) | Rochester Swim Club | 05/30/2026 | 2026 MN RSC Summer Jam | |
| 1378 | Aiden Jamali | 54.51 | 10 | B Min | BB: 54.39 (+0.12s | 0.2%) | Nitro Swimming | 05/10/2026 | 2026 ST TXLA 10 U End Of School Splash | |
| 1379 | Angel Malave | 54.51 | 10 | B Min | BB: 54.39 (+0.12s | 0.2%) | Blue Marlins Of Hialeah Garden | 04/18/2026 | SCS Under The Sun Invitational | |
| 1380 | Ethan Gu | 54.52 | 10 | B Min | BB: 54.39 (+0.13s | 0.2%) | Burlingame Aquatics | 06/06/2025 | BAC C B A Meet | |
| 1381 | Han Song | 54.52 | 10 | B Min | BB: 54.39 (+0.13s | 0.2%) | Sarasota Sharks | 05/15/2026 | 2026 Kent B Holdren Memorial Meet | |
| 1382 | Bohdan Tereshchenko | 54.53 | 10 | B Min | BB: 54.39 (+0.14s | 0.3%) | South Florida Aquatic Club | 06/26/2026 | June Central Park Series | |
| 1383 | Johnathan Rudd | 54.54 | 10 | B Min | BB: 54.39 (+0.15s | 0.3%) | Jupiter Dragons Swim Team | 05/08/2026 | 2026 Wellington May Long Course Meet | |
| 1384 | Guanda Lu | 54.55 | 10 | B Min | BB: 54.39 (+0.16s | 0.3%) | Saluki Swim Club | 04/11/2026 | 2026 Saluki International | |
| 1385 | Daniel Choi | 54.55 | 10 | B Min | BB: 54.39 (+0.16s | 0.3%) | Fort Collins Area Swim Team | 06/05/2026 | 2026 CO FAST June Bonanza Open | |
| 1386 | Shu-Cyuan Li | 54.55 | 9 | B Min | BB: 54.39 (+0.16s | 0.3%) | Waterloo Swimming | 05/22/2026 | 2026 ST ASC Spring Showcase | |
| 1387 | Thomas Comport | 54.56 | 8 | B Min | BB: 54.39 (+0.17s | 0.3%) | Highbridge Aquatics | 06/26/2026 | 2026 Colonel Summer Classic Copied | |
| 1388 | Milo Parrocha-Lambert | 54.56 | 9 | B Min | BB: 54.39 (+0.17s | 0.3%) | Seattle Metropolitan Aquatic C | 06/26/2026 | 2026 PN SMAC Summer Classic Invite Approved | |
| 1389 | Maxim Tedtoev | 54.57 | 9 | B Min | BB: 54.39 (+0.18s | 0.3%) | SwimRight Team | 05/22/2026 | 2026 Doral Swim Club LCM Spring Invite | |
| 1390 | Miles Haberle | 54.57 | 8 | B Min | BB: 54.39 (+0.18s | 0.3%) | Mecklenburg Swim Association | 04/25/2026 | 2026 MSA April LC Meet | |
| 1391 | Adhrit Dixit | 54.59 | 10 | B Min | BB: 54.39 (+0.20s | 0.4%) | Edina Swim Club | 05/03/2026 | 2026 MN SEMS LC Invite | |
| 1392 | Edward Melly | 54.59 | 9 | B Min | BB: 54.39 (+0.20s | 0.4%) | Csp Tideriders | 05/29/2026 | 2026 Meet Me In St Louis Invite | |
| 1393 | Garrett Legg | 54.60 | 8 | B Min | BB: 54.39 (+0.21s | 0.4%) | Pleasanton Seahawks | 06/13/2026 | PC CDST LC C B BB+ 26 074 | |
| 1394 | Valentino Agresti | 54.60 | 9 | B Min | BB: 54.39 (+0.21s | 0.4%) | Punahou Aquatics Institute | 05/23/2026 | OSL A+ LCM Meet | |
| 1395 | Brayden Rector | 54.60 | 10 | B Min | BB: 54.39 (+0.21s | 0.4%) | Raleigh Swimming Association | 04/24/2026 | 2026 RSA Warm Up To LC Copied Copied | |
| 1396 | Zachary Ruiz | 54.61 | 10 | B Min | BB: 54.39 (+0.22s | 0.4%) | South Lake Aquatic Club | 06/11/2026 | 2026 RAFC Summer Solstice Invitational | |
| 1397 | Liam Nye | 54.61 | 10 | B Min | BB: 54.39 (+0.22s | 0.4%) | Planet Swim Aquatics | 06/26/2026 | 2026 Planet Swim Summer Championships | |
| 1398 | Paul Johnston | 54.62 | 10 | B Min | BB: 54.39 (+0.23s | 0.4%) | Williamsburg Aquatic Club | 04/17/2026 | NOVA Long Course Kick Off | |
| 1399 | Ishaan Mittal | 54.62 | 10 | B Min | BB: 54.39 (+0.23s | 0.4%) | Rogue Rapids | 06/26/2026 | 2026 TEAM Summer Invitational | |
| 1400 | Watson Brown | 54.62 | 8 | B Min | BB: 54.39 (+0.23s | 0.4%) | Heartland Hurricanes | 04/17/2026 | 2026 METS Long Course Kickoff | |
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.