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 | Lucas Richardson | 46.88 | 10 | BB Min | A: 43.09 (+3.79s | 8.1%) | Hawaii Swimming Club | 07/03/2026 | 2026 Keo Nakama Swim Meet | |
| 1402 | Auden Farley | 46.89 | 10 | BB Min | A: 43.09 (+3.80s | 8.1%) | Bolles School Sharks | 06/18/2026 | 2026 June Classic | |
| 1403 | John Fung-A-Wing | 46.89 | 10 | BB Min | A: 43.09 (+3.80s | 8.1%) | Dynamo Swim Club | 06/26/2026 | 2026 HSA June Invitational | |
| 1404 | Luke Xu | 46.89 | 9 | BB Min | A: 43.09 (+3.80s | 8.1%) | Seattle Metropolitan Aquatic C | 07/10/2026 | 2026 PN OCA Last Chance Invitational Approve | |
| 1405 | Bennett Kohlmeyer | 46.90 | 10 | BB Min | A: 43.09 (+3.81s | 8.1%) | Life Time Colorado Swim Club | 04/26/2025 | 2025 CO FST Spring LC Fever | |
| 1406 | Conrad Postle | 46.90 | 10 | BB Min | A: 43.09 (+3.81s | 8.1%) | West Florida Lightning Aquatic | 06/19/2026 | 2026 Lightning Invitational | |
| 1407 | Yichen Wang | 46.90 | 10 | BB Min | A: 43.09 (+3.81s | 8.1%) | Alto Swim Club | 05/02/2026 | Alto Spring Jam CBA | |
| 1408 | Henry O'Shea | 46.91 | 9 | BB Min | A: 43.09 (+3.82s | 8.1%) | Billings YMCA | 06/12/2026 | 2026 RST Coach Beth Rushmore Classic | |
| 1409 | Ryan Lee | 46.91 | 10 | BB Min | A: 43.09 (+3.82s | 8.1%) | Highlands Ranch Aquatics | 04/24/2026 | 2026 CO Steve Drozda LC Shotgun | |
| 1410 | Anderson Gray | 46.93 | 8 | BB Min | A: 43.09 (+3.84s | 8.2%) | Occoquan Swimming | 06/05/2026 | HNVR Storm Surge 2026 | |
| 1411 | 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 | |
| 1412 | Gavin Shaffer | 46.94 | 8 | BB Min | A: 43.09 (+3.85s | 8.2%) | Occoquan Swimming | 06/05/2026 | HNVR Storm Surge 2026 | |
| 1413 | 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 | |
| 1414 | 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 | |
| 1415 | Mason Thaden | 46.97 | 9 | BB Min | A: 43.09 (+3.88s | 8.3%) | Rochester Swim Club | 07/17/2026 | 2026 MN MTKA Minnesota Regional Championship | |
| 1416 | Ari Isis | 46.98 | 10 | BB Min | A: 43.09 (+3.89s | 8.3%) | Hill Country Aquatics | 06/05/2026 | 2026 ST SRG Arena Surge Shark Sizzler | |
| 1417 | Senge Laka | 46.98 | 9 | BB Min | A: 43.09 (+3.89s | 8.3%) | Cascadia Swimming | 07/10/2026 | 2026 OSI Arena Summer LC 12 U Championships | |
| 1418 | Kendrick Cui | 46.98 | 9 | BB Min | A: 43.09 (+3.89s | 8.3%) | West Coast Aquatics | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 1419 | Jack Retzlaff | 46.99 | 9 | BB Min | A: 43.09 (+3.90s | 8.3%) | North Baltimore Aquatic Club | 07/24/2026 | 2026 Maryland Long Course Junior Championship | |
| 1420 | Miles VanderLinden | 46.99 | 10 | BB Min | A: 43.09 (+3.90s | 8.3%) | Truckee-Tahoe Swim Team | 05/22/2026 | 2026 Intermountain Classic Long Course Meet | |
| 1421 | Colton McArthur | 46.99 | 9 | BB Min | A: 43.09 (+3.90s | 8.3%) | Csp Tideriders | 06/26/2026 | 88th CSP Summer Invitational | |
| 1422 | 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 | |
| 1423 | 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 | |
| 1424 | 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 Copied | |
| 1425 | Michael Yin | 47.00 | 9 | BB Min | A: 43.09 (+3.91s | 8.3%) | Nova of Virginia | 06/25/2026 | LC Central District Champs | |
| 1426 | 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 | |
| 1427 | 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 | |
| 1428 | Sebastian Dudenko | 47.03 | 9 | BB Min | A: 43.09 (+3.94s | 8.4%) | Alto Swim Club | 07/25/2026 | Alto Last Splash | |
| 1429 | Liam Shi | 47.04 | 10 | BB Min | A: 43.09 (+3.95s | 8.4%) | SwimMAC Carolina | 05/01/2026 | 2026 NC SwimMAC Spring Splash | |
| 1430 | 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 | |
| 1431 | Hugh McDonnell | 47.05 | 9 | BB Min | A: 43.09 (+3.96s | 8.4%) | YMCA of the North Shore Sharks | 07/17/2026 | 2026 NE MST ESC LCM 12 Under Championship | |
| 1432 | 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 | |
| 1433 | Leo Ryley | 47.06 | 10 | BB Min | A: 43.09 (+3.97s | 8.4%) | Frederick Area Swim Team | 07/24/2026 | 2026 Maryland Long Course Junior Championship | |
| 1434 | Ronin Bennett | 47.07 | 10 | B: 44.49 (+2.58s | 5.5%) | Prince William Swim Club | 06/05/2026 | HNVR Storm Surge 2026 | ||
| 1435 | 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 | |
| 1436 | Ivan Pankratiev | 47.09 | 10 | BB Min | A: 43.09 (+4.00s | 8.5%) | Rebel Aquatic Club | 07/23/2026 | 2026 NJ Swim LC Gold Championships | |
| 1437 | Alexander Zhurid | 47.10 | 9 | BB Min | A: 43.09 (+4.01s | 8.5%) | Bellevue Club Swim Team | 07/10/2026 | 2026 PN OCA Last Chance Invitational Approve | |
| 1438 | Quintus Cheung | 47.10 | 9 | BB Min | A: 43.09 (+4.01s | 8.5%) | Milpitas Aquatic Club | 05/30/2026 | MAC May 30 LCM Block Party | |
| 1439 | 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 | |
| 1440 | 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 | |
| 1441 | Robert Kolesnik | 47.12 | 10 | BB Min | A: 43.09 (+4.03s | 8.6%) | Bulldog Swim Club | 07/25/2026 | Alto Last Splash | |
| 1442 | 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 | |
| 1443 | 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 | |
| 1444 | 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 | |
| 1445 | 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 | |
| 1446 | Mor Mihalyi | 47.14 | 9 | BB Min | A: 43.09 (+4.05s | 8.6%) | Bolles School Sharks | 04/10/2026 | 2026 April Classic | |
| 1447 | 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 | |
| 1448 | Lincoln Suggs | 47.15 | 10 | BB Min | A: 43.09 (+4.06s | 8.6%) | Patriot Aquatics | 06/26/2026 | 2026 Planet Swim Summer Championships | |
| 1449 | 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 | |
| 1450 | 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 | |
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.