USA Boys 10 & under - 50 M Free
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 451 | Alexander Dmyterko | 39.38 | 10 | BB Min | A: 35.69 (+3.69s | 9.4%) | Wahoo\\\\\\'s of Wellington | 06/07/2025 | 2025 TCA Aaron Vaughn Memorial | |
| 452 | Amar Alwattar | 39.38 | 10 | BB Min | A: 35.69 (+3.69s | 9.4%) | Montclair Swim Team | 06/07/2025 | Orinda Aquatics LC C B BB+ Meet | |
| 453 | Oliver Tadday | 39.41 | 10 | BB Min | A: 35.69 (+3.72s | 9.4%) | Gold\\\\\\'s Aquatics Club (Camas) | 11/01/2025 | Oregon City Fall Open 2025 | |
| 454 | Lawson Kroon | 39.41 | 9 | BB Min | A: 35.69 (+3.72s | 9.4%) | Pierre Swim Team | 07/18/2025 | 2025 SD State Long Course Meet | |
| 455 | Jasper Corrigan | 39.41 | 9 | BB Min | A: 35.69 (+3.72s | 9.4%) | Occoquan Swimming | 08/06/2025 | 2025 Summer Elite Showcase | |
| 456 | Everett Philipps | 39.43 | 10 | BB Min | A: 35.69 (+3.74s | 9.5%) | Issaquah Swim Team | 07/18/2025 | 2025 PN Chinook Age Group Seattle Open | |
| 457 | Daniel Heilman | 39.43 | 10 | BB Min | A: 35.69 (+3.74s | 9.5%) | San Francisco Seals Swim Team | 06/07/2025 | 2025 06 07 CDST LC C B BB+ Meet | |
| 458 | Owen Friedman | 39.44 | 8 | BB Min | A: 35.69 (+3.75s | 9.5%) | Legacy Aquatics | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 459 | Beckham Sleeth | 39.47 | 9 | BB Min | A: 35.69 (+3.78s | 9.6%) | Highlands Ranch Aquatics | 06/19/2025 | 2025 CO ACES Summer Invite | |
| 460 | Joseph Jorgensen | 39.48 | 10 | BB Min | A: 35.69 (+3.79s | 9.6%) | Coastal Machine Aquatics Club | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 461 | Leo Gazzard | 39.48 | 9 | BB Min | A: 35.69 (+3.79s | 9.6%) | Bellevue Club Swim Team | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 462 | Anders Eklund | 39.48 | 10 | BB Min | A: 35.69 (+3.79s | 9.6%) | Great Wolf Swim Team | 05/16/2025 | 2025 MN STRM Spring Startup | |
| 463 | Gabriel Goldman-Mohl | 39.49 | 10 | BB Min | A: 35.69 (+3.80s | 9.6%) | Dart Swimming | 06/21/2024 | Reno Aquatic Club Gamble | |
| 464 | Ian Susanto | 39.51 | 9 | BB Min | A: 35.69 (+3.82s | 9.7%) | Legacy Aquatics | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 465 | Leopold Stevens | 39.51 | 10 | BB Min | A: 35.69 (+3.82s | 9.7%) | YMCA of the Triangle Area Swim | 06/14/2024 | SwimRVA Summer Invitational | |
| 466 | Hendrix Raulerson | 39.52 | 10 | BB Min | A: 35.69 (+3.83s | 9.7%) | Nova of Virginia | 06/27/2024 | NOVA Firecracker Classic | |
| 467 | Joseph Lee | 39.52 | 9 | BB Min | A: 35.69 (+3.83s | 9.7%) | Life Time Michigan Swim Team | 01/27/2026 | January 2026 Life Time Michigan Intersquad | |
| 468 | Xander Liu | 39.53 | 10 | BB Min | A: 35.69 (+3.84s | 9.7%) | Sailfish | 04/05/2025 | 2025 ST TXLA 10 U Long Course Kick Off | |
| 469 | Wesley Wei | 39.55 | 10 | BB Min | A: 35.69 (+3.86s | 9.8%) | Seattle Metropolitan Aquatic C | 06/27/2025 | 2025 PN SMAC Summer Classic Invitational | |
| 470 | Jayden Huang | 39.58 | 10 | BB Min | A: 35.69 (+3.89s | 9.8%) | Harbor Aquatics Club | 06/14/2025 | 2025 IST June Invtational | |
| 471 | Tyler Zhang | 39.58 | 10 | BB Min | A: 35.69 (+3.89s | 9.8%) | Pacific Dragons Swim Team | 06/27/2025 | 2025 PN SMAC Summer Classic Invitational | |
| 472 | Ransom Schwartz | 39.59 | 10 | BB Min | A: 35.69 (+3.90s | 9.9%) | Swim Florida | 06/21/2025 | 2025 T2 June Saturday Showcase | |
| 473 | Caleb Campos | 39.59 | 10 | BB Min | A: 35.69 (+3.90s | 9.9%) | San Gabriel Aquatics | 05/04/2025 | 2025 ST TXLA 10 U End Of School Splash | |
| 474 | Hamilton Rule | 39.60 | 10 | BB Min | A: 35.69 (+3.91s | 9.9%) | Unattached | 08/06/2025 | 2025 Summer Elite Showcase | |
| 475 | Ryan Xie | 39.60 | 10 | BB Min | A: 35.69 (+3.91s | 9.9%) | Cascadia Swimming | 11/01/2025 | Oregon City Fall Open 2025 | |
| 476 | Kensington Hull | 39.60 | 10 | BB Min | A: 35.69 (+3.91s | 9.9%) | Heartland Swim Assoc | 07/11/2025 | 2025 SI SDSA All Ages NTS Meet | |
| 477 | Matthew Bennett | 39.61 | 10 | BB Min | A: 35.69 (+3.92s | 9.9%) | Pipeline Swimming | 05/16/2025 | 2025 SAINT PETE S 2nd LONG COURSE MEET | |
| 478 | Jaden Moy | 39.61 | 10 | BB Min | A: 35.69 (+3.92s | 9.9%) | Fast Falcons | 06/06/2025 | 2025 MAKOS Summer Splash | |
| 479 | Brayden Anyanwu | 39.62 | 9 | BB Min | A: 35.69 (+3.93s | 9.9%) | Unattached | 04/05/2025 | EAJ Spring Into Long Course | |
| 480 | Scott Maley | 39.62 | 10 | BB Min | A: 35.69 (+3.93s | 9.9%) | Rochester Swim Club | 07/18/2025 | 2025 MN MTKA Minnesota Regional Championship | |
| 481 | Anthony Ryan | 39.62 | 10 | BB Min | A: 35.69 (+3.93s | 9.9%) | Valley Swim Team Phoenix | 06/14/2024 | 2024 Winchester Long Course Inviational | |
| 482 | Ford Halvorson | 39.63 | 10 | BB Min | A: 35.69 (+3.94s | 9.9%) | Foxjets Swim Team | 05/03/2025 | 2025 MN RSC Pentathlon | |
| 483 | Matthew Winn | 39.65 | 9 | BB Min | A: 35.69 (+3.96s | 10.0%) | South Snohomish Co Dolphins | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 484 | Adam Kao | 39.65 | 10 | BB Min | A: 35.69 (+3.96s | 10.0%) | Life Time Oregon Swim Team | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 485 | Isaiah Williams | 39.66 | 10 | BB Min | A: 35.69 (+3.97s | 10.0%) | Accokeek Stroke Technique Swim | 08/06/2025 | 2025 Summer Elite Showcase | |
| 486 | Artur Tsiareshchanka | 39.66 | 9 | BB Min | A: 35.69 (+3.97s | 10.0%) | Tampa Bay Aquatics | 05/03/2025 | 2025 TYR LCM Stingrays Meet | |
| 487 | Darren Xue | 39.69 | 10 | BB Min | A: 35.69 (+4.00s | 10.1%) | Lone Star Aquatic Club | 07/03/2025 | 2025 ST LSAC Ultimate Time Trial (LCM) | |
| 488 | Patrick Grey | 39.71 | 10 | BB Min | A: 35.69 (+4.02s | 10.1%) | Piranhas YMCA of the Suncoast | 06/20/2025 | 2025 FAST Independence Invitational | |
| 489 | Leo Ferrante | 39.71 | 10 | BB Min | A: 35.69 (+4.02s | 10.1%) | Palo Alto Stanford Aquatics | 06/27/2025 | Silicon Valley LC CBA+ Meet | |
| 490 | Samuel Evanovich | 39.72 | 10 | BB Min | A: 35.69 (+4.03s | 10.1%) | Academy Swim Club | 06/27/2025 | Alto Summer Swelter | |
| 491 | Ethan Williams | 39.72 | 10 | BB Min | A: 35.69 (+4.03s | 10.1%) | SaltRakers Aquatic Club | 07/04/2025 | 2025 SPA S SEMINOLE SUNRISE LANES SWIM MEET | |
| 492 | Benjamin Berling | 39.74 | 10 | BB Min | A: 35.69 (+4.05s | 10.2%) | Bolles School Sharks | 06/20/2025 | 2025 Planet Swim Summer Championships | |
| 493 | Benjamin Gonen | 39.75 | 9 | BB Min | A: 35.69 (+4.06s | 10.2%) | YMCA of Austin Swim Alliance | 05/02/2025 | 2025 ST 22nd Annual Cinco De Mayo | |
| 494 | Logan Snodgrass | 39.75 | 10 | BB Min | A: 35.69 (+4.06s | 10.2%) | Denver Swim Academy | 04/26/2025 | 2025 CO FST Spring LC Fever | |
| 495 | Aspar Dzebisov | 39.77 | 10 | BB Min | A: 35.69 (+4.08s | 10.3%) | Fast Lane Aquatics | 06/12/2025 | 2025 RAFC Summer Solstice | |
| 496 | Jaxson Ransom | 39.77 | 10 | BB Min | A: 35.69 (+4.08s | 10.3%) | Valley Swim Team Phoenix | 06/14/2024 | 2024 Winchester Long Course Inviational | |
| 497 | Rylan Brill | 39.79 | 9 | BB Min | A: 35.69 (+4.10s | 10.3%) | CAC Stingrays Swim Team | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 498 | Oscar Holler | 39.79 | 10 | B: 37.39 (+2.40s | 6.0%) | Milpitas Aquatic Club | 05/30/2025 | VJO S Tuffy Williams Summer Kickoff Classic | ||
| 499 | John Coimbra | 39.82 | 10 | B Min | BB: 39.79 (+0.03s | 0.1%) | Tampa Y Swimming | 06/07/2025 | 2025 Stingrays LCM Meet | |
| 500 | Lukas Bergman | 39.83 | 9 | B Min | BB: 39.79 (+0.04s | 0.1%) | Rushmore Swim Team | 05/30/2025 | 2025 CO Barracuda Summer Sizzler Invite | |
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.