USA Boys 10 & under - 50 M Back
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 | Aaron Yoon | 46.93 | 9 | BB Min | A: 43.09 (+3.84s | 8.2%) | Pipeline Swimming | 05/15/2026 | 2026 SAINT PETE S 2nd LONG COURSE MEET | |
| 1402 | Gavin Shaffer | 46.94 | 8 | BB Min | A: 43.09 (+3.85s | 8.2%) | Occoquan Swimming | 06/05/2026 | HNVR Storm Surge 2026 | |
| 1403 | Leon Ye | 46.94 | 10 | BB Min | A: 43.09 (+3.85s | 8.2%) | Issaquah Swim Team | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 1404 | Jayke Hung | 46.95 | 10 | BB Min | A: 43.09 (+3.86s | 8.2%) | Bellevue Club Swim Team | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 1405 | Micah Balmaceda | 46.95 | 10 | BB Min | A: 43.09 (+3.86s | 8.2%) | Commonwealth Swimming | 06/12/2026 | 2026 NE CS Summer Solstice | |
| 1406 | Shawn Lee | 46.96 | 10 | BB Min | A: 43.09 (+3.87s | 8.2%) | Mecklenburg Swim Association | 05/02/2026 | ATOM May The Force 2026 | |
| 1407 | Gabriel Bock | 46.96 | 10 | BB Min | A: 43.09 (+3.87s | 8.2%) | Ensworth Aquatics | 06/18/2026 | 2026 Tennessee Aquatics June Invitational | |
| 1408 | Ari Isis | 46.98 | 9 | BB Min | A: 43.09 (+3.89s | 8.3%) | Hill Country Aquatics | 06/05/2026 | 2026 ST SRG Arena Surge Shark Sizzler | |
| 1409 | Kendrick Cui | 46.98 | 8 | BB Min | A: 43.09 (+3.89s | 8.3%) | West Coast Aquatics | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 1410 | Lucas Wang | 46.98 | 10 | BB Min | A: 43.09 (+3.89s | 8.3%) | Chinook Aquatic Club | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 1411 | Miles VanderLinden | 46.99 | 9 | BB Min | A: 43.09 (+3.90s | 8.3%) | Truckee-Tahoe Swim Team | 05/22/2026 | 2026 Intermountain Classic Long Course Meet | |
| 1412 | Colton McArthur | 46.99 | 9 | BB Min | A: 43.09 (+3.90s | 8.3%) | Csp Tideriders | 06/26/2026 | 88th CSP Summer Invitational | |
| 1413 | Ajit Bandesha | 47.00 | 9 | BB Min | A: 43.09 (+3.91s | 8.3%) | Shawmut Aquatic Club | 06/05/2026 | 2026 NE SAC America S Cup | |
| 1414 | Fedor Evstigneev | 47.00 | 9 | BB Min | A: 43.09 (+3.91s | 8.3%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 1415 | Thomas Van Bruggen | 47.00 | 8 | BB Min | A: 43.09 (+3.91s | 8.3%) | Minnetonka Swim Club | 05/08/2026 | 2026 MN STRM Spring Startup | |
| 1416 | Adam Alkhayru | 47.01 | 9 | BB Min | A: 43.09 (+3.92s | 8.3%) | Reno Aquatic Club | 07/10/2026 | 2026 NNA Silver State Championships | |
| 1417 | Matthew McNeilly | 47.01 | 9 | BB Min | A: 43.09 (+3.92s | 8.3%) | Colorado Stingrays Swim Team | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 1418 | Beau Hastings | 47.02 | 9 | BB Min | A: 43.09 (+3.93s | 8.4%) | Waves Of Wilmington Inc | 04/25/2026 | 2026 WAVE Sprint Into LC | |
| 1419 | Bodhi Lauby | 47.03 | 10 | BB Min | A: 43.09 (+3.94s | 8.4%) | Sea Devils | 05/15/2026 | 2026 MN HURR LC Spring Opener | |
| 1420 | Andrew McDonald | 47.03 | 10 | BB Min | A: 43.09 (+3.94s | 8.4%) | Mecklenburg Swim Association | 04/25/2026 | 2026 MSA April LC Meet | |
| 1421 | Liam Shi | 47.04 | 10 | BB Min | A: 43.09 (+3.95s | 8.4%) | SwimMAC Carolina | 05/01/2026 | 2026 NC SwimMAC Spring Splash | |
| 1422 | Grayson Zachar | 47.04 | 10 | BB Min | A: 43.09 (+3.95s | 8.4%) | Old North State Aquatics | 06/05/2026 | STAR Andrew E Hartle Invitational | |
| 1423 | Octavio Bejarano Barraza | 47.06 | 10 | BB Min | A: 43.09 (+3.97s | 8.4%) | Centro Acuatico Universitario | 05/16/2026 | 2026 BD SWAT School S Out Summer Bash | |
| 1424 | Giovanni Bigelow | 47.06 | 10 | BB Min | A: 43.09 (+3.97s | 8.4%) | Thunderbird Aquatic Club | 06/19/2026 | 2026 IE VS Starlight Open (USAS) | |
| 1425 | Stiles McCumber | 47.06 | 10 | BB Min | A: 43.09 (+3.97s | 8.4%) | Huntsville Swim Association | 04/18/2026 | HSA April LC Meet | |
| 1426 | Holden Ling | 47.06 | 10 | BB Min | A: 43.09 (+3.97s | 8.4%) | The Olympic Club | 05/29/2026 | VJO S Tuffy Williams Summer Kickoff Classic | |
| 1427 | Yeim Jung | 47.06 | 10 | BB Min | A: 43.09 (+3.97s | 8.4%) | Wave Aquatics | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 1428 | Samuel Zvenigorodskiy | 47.07 | 10 | BB Min | A: 43.09 (+3.98s | 8.5%) | Jcc Sea Serpents | 05/15/2026 | 2026 NE YNS May Specialty Meet | |
| 1429 | Ronin Bennett | 47.07 | 10 | BB Min | A: 43.09 (+3.98s | 8.5%) | Prince William Swim Club | 06/05/2026 | HNVR Storm Surge 2026 | |
| 1430 | Lukas Zazhitskiy | 47.08 | 9 | BB Min | A: 43.09 (+3.99s | 8.5%) | Highlands Ranch Aquatics | 06/05/2026 | 2026 CO NJ Summer Solstice Invite | |
| 1431 | Mason Thaden | 47.08 | 9 | BB Min | A: 43.09 (+3.99s | 8.5%) | Rochester Swim Club | 05/08/2026 | 2026 SD SFST Ready For Long Course Meet | |
| 1432 | Cayden Lin | 47.09 | 10 | BB Min | A: 43.09 (+4.00s | 8.5%) | Rosemead Rapids | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 1433 | Nathan Selinger | 47.09 | 10 | BB Min | A: 43.09 (+4.00s | 8.5%) | Minnetonka Swim Club | 07/23/2025 | 2025 MN NSAC 10 U LC State Championship | |
| 1434 | Sahil Patel | 47.12 | 9 | BB Min | A: 43.09 (+4.03s | 8.6%) | Ensworth Aquatics | 05/15/2026 | 2026 Officially Summer Invitational | |
| 1435 | Nolan Bocan | 47.12 | 8 | BB Min | A: 43.09 (+4.03s | 8.6%) | YMCA of Northwest North Caroli | 06/25/2026 | ONSA Independence Invitational Copied | |
| 1436 | Jeremiah Lee | 47.12 | 10 | BB Min | A: 43.09 (+4.03s | 8.6%) | Chinook Aquatic Club | 05/28/2026 | 2026 IE VS Apple Capital | |
| 1437 | Jacob Gamio | 47.12 | 9 | BB Min | A: 43.09 (+4.03s | 8.6%) | Alamo Heights Aquatic Club ? A | 06/26/2026 | 2026 NEAT Long Course STX Championship | |
| 1438 | Eric Yi | 47.13 | 9 | BB Min | A: 43.09 (+4.04s | 8.6%) | Frederick Area Swim Team | 05/29/2026 | 2026 FOX Speedo Summer Spectacular Meet | |
| 1439 | Mor Mihalyi | 47.14 | 9 | BB Min | A: 43.09 (+4.05s | 8.6%) | Bolles School Sharks | 04/10/2026 | 2026 April Classic | |
| 1440 | Han Song | 47.14 | 10 | BB Min | A: 43.09 (+4.05s | 8.6%) | Sarasota Sharks | 05/15/2026 | 2026 Kent B Holdren Memorial Meet | |
| 1441 | Emerson Ronston | 47.14 | 10 | BB Min | A: 43.09 (+4.05s | 8.6%) | Life Time Swim Missouri | 06/26/2026 | 88th CSP Summer Invitational | |
| 1442 | Kyu Bae | 47.14 | 9 | BB Min | A: 43.09 (+4.05s | 8.6%) | Waterloo Swimming | 05/08/2026 | 2026 ST ASC Cinco De Mayo | |
| 1443 | Yifan Liu | 47.14 | 9 | BB Min | A: 43.09 (+4.05s | 8.6%) | Mei\\\\\\'s Typhoons Swimming Club | 05/15/2026 | 2026 NE YNS May Specialty Meet | |
| 1444 | Aiden Huang | 47.15 | 10 | BB Min | A: 43.09 (+4.06s | 8.6%) | DeAnza Cupertino Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 1445 | Lincoln Suggs | 47.15 | 10 | BB Min | A: 43.09 (+4.06s | 8.6%) | Patriot Aquatics | 06/26/2026 | 2026 Planet Swim Summer Championships | |
| 1446 | Elliott Lee Chan Kam | 47.15 | 10 | BB Min | A: 43.09 (+4.06s | 8.6%) | Alto Swim Club | 06/20/2026 | Alto Summer Swelter | |
| 1447 | Henry Truax | 47.15 | 10 | BB Min | A: 43.09 (+4.06s | 8.6%) | Mecklenburg Swim Association | 05/02/2026 | ATOM May The Force 2026 | |
| 1448 | Neal Hiuga | 47.16 | 9 | BB Min | A: 43.09 (+4.07s | 8.6%) | California Gold | 05/23/2026 | 2026 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 1449 | Aleksander Zuev | 47.16 | 10 | BB Min | A: 43.09 (+4.07s | 8.6%) | Foothills Swim Team | 06/26/2026 | 2026 CO Zone 2 District Meet AAC | |
| 1450 | Connor Kimener | 47.16 | 10 | BB Min | A: 43.09 (+4.07s | 8.6%) | Cincinnati Marlins | 06/05/2026 | 25th Annual CLPR David Webb Meet | |
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.