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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1401 | Emil Kirov | 54.84 | 10 | B Min | BB: 54.39 (+0.45s | 0.8%) | Andover-North Andover YMCA Hur | 07/11/2026 | 2026 NE YNS July Last Chance Meet | |
| 1402 | Charles Qiao | 54.85 | 9 | B Min | BB: 54.39 (+0.46s | 0.8%) | Firestone Akron Swim Team | 05/16/2025 | Busbey Invitational 2025 | |
| 1403 | Jason Kang | 54.85 | 10 | B Min | BB: 54.39 (+0.46s | 0.8%) | SwimMAC Carolina | 06/19/2026 | GSA 70th Annual Eastern Invitational | |
| 1404 | Max Altman | 54.85 | 10 | B Min | BB: 54.39 (+0.46s | 0.8%) | Tiger Shark of Texas | 06/05/2026 | 2026 ST SRG Arena Surge Shark Sizzler | |
| 1405 | Matthew Garcia Castillo | 54.85 | 10 | B Min | BB: 54.39 (+0.46s | 0.8%) | Greater Tampa Swim Association | 05/15/2026 | 2026 SAINT PETE S 2nd LONG COURSE MEET | |
| 1406 | Tej Bennett | 54.85 | 10 | B Min | BB: 54.39 (+0.46s | 0.8%) | Cascade Swim Club | 09/19/2026 | 2026 PN CSC September Shakeout Approved | |
| 1407 | Julius Weinstein | 54.86 | 10 | B Min | BB: 54.39 (+0.47s | 0.9%) | Unattached | 04/24/2026 | 2026 SI PS ABB Meet Group A | |
| 1408 | Thiago Ponce | 54.86 | 10 | B Min | BB: 54.39 (+0.47s | 0.9%) | Unattached | 05/22/2026 | 2026 Doral Swim Club LCM Spring Invite | |
| 1409 | Marco Hu | 54.86 | 10 | B Min | BB: 54.39 (+0.47s | 0.9%) | Gator Swim Club | 06/05/2026 | 2026 Sunshine State Games | |
| 1410 | August Rothgerber | 54.86 | 10 | B Min | BB: 54.39 (+0.47s | 0.9%) | Lakeside Swim Team | 05/15/2026 | 2026 Triton Summer Launch | |
| 1411 | Mason Skradski | 54.86 | 9 | B Min | BB: 54.39 (+0.47s | 0.9%) | Highlands Ranch Aquatics | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 1412 | Sterling Stewart | 54.87 | 10 | B Min | BB: 54.39 (+0.48s | 0.9%) | South Lake Aquatic Club | 05/22/2026 | 2026 Dr Aspi Doctor Memorial Swim Invite | |
| 1413 | Ian Lee | 54.87 | 9 | B Min | BB: 54.39 (+0.48s | 0.9%) | Bellevue Club Swim Team | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 1414 | Titan Otterstrom | 54.88 | 10 | B Min | BB: 54.39 (+0.49s | 0.9%) | Aquawolves Swimming | 04/24/2026 | 2026 CO Steve Drozda LC Shotgun | |
| 1415 | Taenam Oh jr | 54.88 | 9 | B Min | BB: 54.39 (+0.49s | 0.9%) | Bolles School Sharks | 05/22/2026 | EAJ Mayhem 2026 | |
| 1416 | Spencer Hong | 54.91 | 10 | B Min | BB: 54.39 (+0.52s | 0.9%) | Randolph YMCA | 05/09/2026 | 2026 CAT May The Splash Be With You | |
| 1417 | Richard Shi | 54.91 | 9 | B Min | BB: 54.39 (+0.52s | 0.9%) | Burlingame Aquatics | 06/12/2026 | BAC Long Course | |
| 1418 | Austin Chang | 54.91 | 10 | B Min | BB: 54.39 (+0.52s | 0.9%) | Waterloo Swimming | 05/10/2026 | 2026 ST TXLA 10 U End Of School Splash | |
| 1419 | Aaden Foster | 54.92 | 10 | B Min | BB: 54.39 (+0.53s | 1.0%) | Denver Swim Academy | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 1420 | Marko Tamburi | 54.95 | 10 | B Min | BB: 54.39 (+0.56s | 1.0%) | Star Aquatics | 06/05/2026 | STAR Andrew E Hartle Invitational | |
| 1421 | Ethan Haywood | 54.95 | 9 | B Min | BB: 54.39 (+0.56s | 1.0%) | Metro Area Life Time | 06/20/2026 | 2026 Hot Summer Nights | |
| 1422 | Damon Shao | 54.95 | 9 | B Min | BB: 54.39 (+0.56s | 1.0%) | Alto Swim Club | 07/25/2026 | Alto Last Splash | |
| 1423 | Jack Retzlaff | 54.96 | 9 | B Min | BB: 54.39 (+0.57s | 1.0%) | North Baltimore Aquatic Club | 07/24/2026 | 2026 Maryland Long Course Junior Championship | |
| 1424 | Johannes Davide | 54.96 | 10 | B Min | BB: 54.39 (+0.57s | 1.0%) | Issaquah Swim Team | 06/13/2026 | 2026 PN IST June Invtational Approved | |
| 1425 | Ethan Lee | 54.97 | 10 | B Min | BB: 54.39 (+0.58s | 1.1%) | Life Time Michigan Swim Team | 01/27/2026 | January 2026 Life Time Michigan Intersquad | |
| 1426 | Sebastian Olds | 54.97 | 10 | B Min | BB: 54.39 (+0.58s | 1.1%) | 757swim | 04/25/2026 | 757swim 14 And Under Spring Challenge | |
| 1427 | Ross Davis | 54.98 | 9 | B Min | BB: 54.39 (+0.59s | 1.1%) | Fast Falcons | 04/11/2026 | 2026 Stingrays Early LCM Season Opener | |
| 1428 | Adam Wang | 54.99 | 9 | B Min | BB: 54.39 (+0.60s | 1.1%) | Riptide Swim Team | 07/17/2026 | 2026 MN MAN Minnesota Regional Championship | |
| 1429 | Gabriel Rhodes-Ondi | 54.99 | 10 | B Min | BB: 54.39 (+0.60s | 1.1%) | Treasure Coast Swimming | 06/13/2026 | 2026 TCA Aaron Vaughn Memorial | |
| 1430 | William Hall | 55.01 | 9 | B Min | BB: 54.39 (+0.62s | 1.1%) | Tennessee Aquatics | 06/18/2026 | 2026 Tennessee Aquatics June Invitational | |
| 1431 | Ryan Zhang | 55.02 | 9 | B Min | BB: 54.39 (+0.63s | 1.1%) | Tac Titans | 05/22/2026 | 2026 TAC TITANS Memorial Day Meet | |
| 1432 | Zai Russell | 55.02 | 10 | B Min | BB: 54.39 (+0.63s | 1.1%) | Sarasota Sharks | 05/15/2026 | 2026 Kent B Holdren Memorial Meet | |
| 1433 | Lukas Zazhitskiy | 55.02 | 9 | B Min | BB: 54.39 (+0.63s | 1.1%) | Highlands Ranch Aquatics | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 1434 | Carter Busha | 55.03 | 10 | B Min | BB: 54.39 (+0.64s | 1.2%) | Fast Falcons | 06/25/2026 | 2026 FAST Independence Invitational | |
| 1435 | Cosmo McGrath | 55.03 | 10 | B Min | BB: 54.39 (+0.64s | 1.2%) | Bellingham Bay Swim Team | 06/19/2026 | 2026 IE VS Starlight Open (USAS) | |
| 1436 | Fisher McCain | 55.04 | 8 | B Min | BB: 54.39 (+0.65s | 1.2%) | Starkville Swim Team | 04/18/2026 | 2026 Carson Muir Cowgirl Classic | |
| 1437 | Lucas Sussman | 55.04 | 10 | B Min | BB: 54.39 (+0.65s | 1.2%) | Cascade Swim Club | 06/06/2026 | 2026 PN CSC Swimtacular Approved | |
| 1438 | Seth Nareedokmai | 55.07 | 8 | B Min | BB: 54.39 (+0.68s | 1.2%) | Jcc Sailfish | 06/12/2025 | Holtrey Summer Classic | |
| 1439 | Daniel Reschke | 55.07 | 10 | B Min | BB: 54.39 (+0.68s | 1.2%) | Alto Swim Club | 07/19/2025 | Alto Last Splash | |
| 1440 | James Moffat | 55.07 | 8 | B Min | BB: 54.39 (+0.68s | 1.2%) | Cincinnati Aquatic Club | 07/10/2026 | 2026 OH SW LC Regional Champs | |
| 1441 | Odin Otterstrom | 55.07 | 10 | B Min | BB: 54.39 (+0.68s | 1.2%) | Aquawolves Swimming | 04/24/2026 | 2026 CO Steve Drozda LC Shotgun | |
| 1442 | Adrian Goo | 55.08 | 10 | B Min | BB: 54.39 (+0.69s | 1.3%) | Walnut Creek Aquabears | 05/29/2026 | VJO S Tuffy Williams Summer Kickoff Classic | |
| 1443 | John Sanchez Cespedes | 55.08 | 10 | B Min | BB: 54.39 (+0.69s | 1.3%) | Coast Aquatics | 04/11/2026 | CAT5 LC Open 2026 | |
| 1444 | Evan Ng | 55.09 | 10 | B Min | BB: 54.39 (+0.70s | 1.3%) | Cincinnati Aquatic Club | 07/10/2026 | 2026 OH SW LC Regional Champs | |
| 1445 | Theodore Sugg | 55.10 | 9 | B Min | BB: 54.39 (+0.71s | 1.3%) | Watauga Swim Team | 06/16/2026 | WCSA Summer Meet 1 @ MSC Copied | |
| 1446 | Rithvik Guha | 55.10 | 10 | B Min | BB: 54.39 (+0.71s | 1.3%) | West Essex YMCA Racers | 06/13/2026 | 2026 Big CAT LC Challenge | |
| 1447 | Michael Yin | 55.11 | 9 | B Min | BB: 54.39 (+0.72s | 1.3%) | Nova of Virginia | 04/17/2026 | NOVA Long Course Kick Off | |
| 1448 | Conrad Winters | 55.11 | 9 | B Min | BB: 54.39 (+0.72s | 1.3%) | Old Dominion Aquatic Club | 06/05/2026 | 2026 TIDE Schools Out Classic | |
| 1449 | Dashiell Wang | 55.14 | 10 | B Min | BB: 54.39 (+0.75s | 1.4%) | Santa Clara Swim Club | 06/27/2026 | 2026 Santa Clara LC Race To Age Group Champs | |
| 1450 | Armaan Bhandari | 55.14 | 10 | B Min | BB: 54.39 (+0.75s | 1.4%) | X-Cel Swimming | 06/05/2026 | 2026 XCEL Meet Of XCellence | |
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.