USA Boys 10 & under - 50 M Fly
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 | Maxwell Morgan | 47.00 | 9 | B Min | BB: 46.39 (+0.61s | 1.3%) | Spartan Aquatic Club | 07/25/2025 | 2025 Area 1 LCM Championships | |
| 452 | Rocky Killingsworth | 47.04 | 10 | B Min | BB: 46.39 (+0.65s | 1.4%) | Lakeridge Swim Team | 06/20/2025 | Reno Aquatic Club Gamble | |
| 453 | Alex van den Berg | 47.04 | 8 | B Min | BB: 46.39 (+0.65s | 1.4%) | Swim Melbourne | 06/07/2025 | 2025 TCA Aaron Vaughn Memorial | |
| 454 | Sterling Stewart | 47.05 | 9 | B Min | BB: 46.39 (+0.66s | 1.4%) | South Lake Aquatic Club | 06/06/2025 | 2025 TAMPA BAY SWIM CLASSIC | |
| 455 | Shiloh Gibson | 47.07 | 7 | B Min | BB: 46.39 (+0.68s | 1.4%) | Miami County Day Aquatic | 06/06/2025 | 2025 MAKOS Summer Splash | |
| 456 | Liam Reyes | 47.07 | 9 | B Min | BB: 46.39 (+0.68s | 1.4%) | Unattached | 07/12/2025 | 2025 Silver State Championships | |
| 457 | Gage Sena | 47.09 | 9 | B Min | BB: 46.39 (+0.70s | 1.5%) | Lamarlins Swim Team, Inc. | 07/12/2025 | 2025 Canon City Pentathlon | |
| 458 | Grady Santiuste | 47.13 | 8 | B Min | BB: 46.39 (+0.74s | 1.6%) | Atlantic Coast Athletic Club | 04/26/2024 | NOVA LC Kick Off | |
| 459 | Benjamin Gonen | 47.15 | 8 | B Min | BB: 46.39 (+0.76s | 1.6%) | YMCA of Austin Swim Alliance | 06/27/2025 | 2025 ST HPAC Long Course STX Championship | |
| 460 | Anthony Ryan | 47.15 | 8 | B Min | BB: 46.39 (+0.76s | 1.6%) | Valley Swim Team Phoenix | 06/14/2024 | 2024 Winchester Long Course Inviational | |
| 461 | Joshua Gonen | 47.18 | 8 | B Min | BB: 46.39 (+0.79s | 1.7%) | YMCA of Austin Swim Alliance | 06/08/2025 | 2025 ST TXLA 14 U Sprint Cup | |
| 462 | Luke Wang | 47.20 | 8 | B Min | BB: 46.39 (+0.81s | 1.7%) | Front Range Barracudas | 05/30/2025 | 2025 CO Barracuda Summer Sizzler Invite | |
| 463 | Nash Buchanan | 47.21 | 10 | B Min | BB: 46.39 (+0.82s | 1.7%) | Salida Cyclones | 07/18/2025 | 2025 CO Rocky Ford Blue Marlins Invitational | |
| 464 | Arlo Nagy | 47.22 | 8 | B Min | BB: 46.39 (+0.83s | 1.8%) | Minnetonka Swim Club | 07/23/2025 | 2025 MN NSAC 10 U LC State Championship | |
| 465 | Ian Liu | 47.23 | 8 | B Min | BB: 46.39 (+0.84s | 1.8%) | Riptide Swim Team | 07/23/2025 | 2025 MN NSAC 10 U LC State Championship | |
| 466 | Nolan Lu | 47.26 | 10 | B Min | BB: 46.39 (+0.87s | 1.8%) | DeAnza Cupertino Aquatics | 06/21/2025 | 2025 FDST June A B Modified LC Invitational | |
| 467 | Caleb Stone | 47.28 | 9 | B Min | BB: 46.39 (+0.89s | 1.9%) | Bellingham Bay Swim Team | 04/25/2025 | 2025 PN KING Spring Derby | |
| 468 | Andreas Kwiram | 47.32 | 8 | B Min | BB: 46.39 (+0.93s | 2.0%) | Hills Hurricane Swimming | 04/26/2025 | PacSwim LCM C B BB+ Hosted By TERA | |
| 469 | Vincent Xu | 47.32 | 10 | B Min | BB: 46.39 (+0.93s | 2.0%) | Almaden Riptide | 05/23/2025 | Zone 1 South May Firecracker 500 | |
| 470 | Cameron Glissmeyer | 47.35 | 10 | B Min | BB: 46.39 (+0.96s | 2.0%) | South Davis Aquatics Team | 07/17/2025 | 2025 UTAGS LC Championships | |
| 471 | David Rivera | 47.36 | 9 | B Min | BB: 46.39 (+0.97s | 2.0%) | Almaden Riptide | 05/23/2025 | Zone 1 South May Firecracker 500 | |
| 472 | Watson Xie | 47.36 | 9 | B Min | BB: 46.39 (+0.97s | 2.0%) | Chinook Aquatic Club | 05/29/2025 | 2025 IE VS Apple Capital | |
| 473 | Micah Parris | 47.38 | 8 | B Min | BB: 46.39 (+0.99s | 2.1%) | Sunnyvale Swim Club | 06/27/2025 | Silicon Valley LC CBA+ Meet | |
| 474 | Hamilton Rule | 47.40 | 10 | B Min | BB: 46.39 (+1.01s | 2.1%) | Unattached | 08/06/2025 | 2025 Summer Elite Showcase | |
| 475 | Oliver Pearce | 47.42 | 9 | B Min | BB: 46.39 (+1.03s | 2.2%) | Aces Swim Club | 06/19/2025 | 2025 CO ACES Summer Invite | |
| 476 | Elijah Irwin | 47.42 | 8 | B Min | BB: 46.39 (+1.03s | 2.2%) | Fallbrook Assoc Swim T | 07/11/2025 | 2025 SI JBST All Ages NTS Meet | |
| 477 | Connor Dennis | 47.44 | 10 | B Min | BB: 46.39 (+1.05s | 2.2%) | Pacifica Sea Lions | 07/19/2025 | Alto Last Splash | |
| 478 | Qifan Gong | 47.45 | 8 | B Min | BB: 46.39 (+1.06s | 2.2%) | Bellevue Club Swim Team | 07/18/2025 | 2025 PN Chinook Age Group Seattle Open | |
| 479 | Max Ong | 47.50 | 9 | B Min | BB: 46.39 (+1.11s | 2.3%) | Pacific Swim | 07/24/2025 | 2025 SI LC AG CHAMPS | |
| 480 | Mateo Sison | 47.51 | 9 | B Min | BB: 46.39 (+1.12s | 2.4%) | San Ramon Valley Aquatics | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 481 | Michael Ma | 47.55 | 9 | B Min | BB: 46.39 (+1.16s | 2.4%) | Sarasota Sharks | 05/16/2025 | 2025 SYS Memorial Meet | |
| 482 | Shaler Berry | 47.58 | 9 | B Min | BB: 46.39 (+1.19s | 2.5%) | Heartland Swim Assoc | 07/11/2025 | 2025 SI SDSA All Ages NTS Meet | |
| 483 | Akasion Sheppard | 47.60 | 9 | B Min | BB: 46.39 (+1.21s | 2.5%) | Kissimmee Swim Association | 06/06/2025 | 2025 MAKOS Summer Splash | |
| 484 | Emmett Tourney | 47.60 | 9 | B Min | BB: 46.39 (+1.21s | 2.5%) | Red Wing Swim Club | 07/23/2025 | 2025 MN NSAC 10 U LC State Championship | |
| 485 | David Shoer | 47.65 | 9 | B Min | BB: 46.39 (+1.26s | 2.6%) | Patriot Aquatics | 06/12/2025 | 2025 RAFC Summer Solstice | |
| 486 | Reed Bortner | 47.67 | 8 | B Min | BB: 46.39 (+1.28s | 2.7%) | Fairfax Foxes Swimming | 04/26/2024 | 2024 Helen Wang Sunflower Classic | |
| 487 | Ari Farzin-Horton | 47.71 | 8 | B Min | BB: 46.39 (+1.32s | 2.8%) | DeAnza Cupertino Aquatics | 06/06/2025 | 2025 DACA LC CBA+ Meet | |
| 488 | Joshua Vitale | 47.75 | 9 | B Min | BB: 46.39 (+1.36s | 2.8%) | Lake Oswego Swim Club | 06/06/2025 | 2025 THSC June Invitational | |
| 489 | Kent Johnson | 47.77 | 8 | B Min | BB: 46.39 (+1.38s | 2.9%) | Area Tallahassee Aquatic Club | 06/27/2025 | ATAC Long Course | |
| 490 | Jhett Iwanow | 47.78 | 10 | B Min | BB: 46.39 (+1.39s | 2.9%) | Florida Elite Swimming | 06/20/2025 | 2025 FAST Independence Invitational | |
| 491 | William Power | 47.79 | 9 | B Min | BB: 46.39 (+1.40s | 2.9%) | Unattached | 06/27/2025 | Valley Splash | |
| 492 | Leo Grace | 47.80 | 7 | B Min | BB: 46.39 (+1.41s | 2.9%) | Coeur D\\\\\\'alene Area Swim Team | 04/26/2025 | 2025 SWAT Spring Fling | |
| 493 | Grant Zimmermann | 47.83 | 8 | B Min | BB: 46.39 (+1.44s | 3.0%) | YMCA of the Triangle Area Swim | 06/14/2024 | SwimRVA Summer Invitational | |
| 494 | Joseph James | 47.88 | 10 | B Min | BB: 46.39 (+1.49s | 3.1%) | Southwest Stars Swim Club | 06/12/2025 | 2025 RAFC Summer Solstice | |
| 495 | Matthew Bennett | 47.88 | 9 | B Min | BB: 46.39 (+1.49s | 3.1%) | Pipeline Swimming | 07/04/2025 | 2025 SPA S SEMINOLE SUNRISE LANES SWIM MEET | |
| 496 | Ryan Xie | 47.88 | 9 | B Min | BB: 46.39 (+1.49s | 3.1%) | Cascadia Swimming | 05/30/2025 | LA OPEN 2025 | |
| 497 | Sean Ning | 47.93 | 10 | B Min | BB: 46.39 (+1.54s | 3.2%) | YMCA of Central Florida | 06/12/2025 | 2025 RAFC Summer Solstice | |
| 498 | Giovanni Chairez | 47.95 | 9 | B Min | BB: 46.39 (+1.56s | 3.3%) | High Performance Aquatic Club | 04/26/2025 | 2025 HPAC Banana Slug Beach Bash | |
| 499 | Lichen Chi | 47.99 | 8 | B Min | BB: 46.39 (+1.60s | 3.3%) | Tualatin Hills Swim Club | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 500 | Yanbo LI | 48.04 | 8 | B Min | BB: 46.39 (+1.65s | 3.4%) | Seattle Metropolitan Aquatic C | 05/16/2025 | 2025 PN IST Sockeye Springtime Madness | |
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.