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 | |
|---|---|---|---|---|---|---|---|---|---|
| 301 | Tristan Shen | 42.99 | 10 | BB Min | A: 40.59 (+2.40s | 5.6%) | Brea Aquatics | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 302 | Winston Du | 43.00 | 9 | BB Min | A: 40.59 (+2.41s | 5.6%) | Aquajets Swim Team | 06/26/2025 | 2025 MN AQJT Aquajets Summer Spectacular | |
| 303 | William Tate | 43.01 | 10 | BB Min | A: 40.59 (+2.42s | 5.6%) | Pueblo County Swim Team | 06/06/2025 | 2025 CO La Junta Invitational | |
| 304 | Thomas Sayer | 43.11 | 9 | BB Min | A: 40.59 (+2.52s | 5.8%) | Foxjets Swim Team | 05/03/2025 | 2025 MN RSC Pentathlon | |
| 305 | Yuning Huang | 43.13 | 9 | BB Min | A: 40.59 (+2.54s | 5.9%) | Rose Bowl Aquatics | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 306 | Samuel Abelson | 43.14 | 9 | BB Min | A: 40.59 (+2.55s | 5.9%) | Phoenix Swim Club | 06/20/2025 | 2025 SI SPLASH AND DASH | |
| 307 | Leonardo Mora Carrillo | 43.15 | 9 | BB Min | A: 40.59 (+2.56s | 5.9%) | Blue Marlins Aquatic Club | 05/30/2025 | Hydro4 Summer Open | |
| 308 | Isaac Osegueda | 43.25 | 9 | BB Min | A: 40.59 (+2.66s | 6.2%) | YMCA of Austin Swim Alliance | 04/19/2025 | 2025 ST ASC Long Course Kickoff | |
| 309 | Lucas Guo | 43.28 | 10 | BB Min | A: 40.59 (+2.69s | 6.2%) | Santa Clara Swim Club | 05/23/2025 | Zone 1 South May Firecracker 500 | |
| 310 | Finn McGuire | 43.29 | 10 | BB Min | A: 40.59 (+2.70s | 6.2%) | Swim Florida | 06/20/2025 | 2025 GCST MARK MCCAW SUMMER | |
| 311 | Muyang He | 43.35 | 8 | BB Min | A: 40.59 (+2.76s | 6.4%) | Santa Clara Swim Club | 05/30/2025 | SCSC Pacific Swimming Long Course Intrasquad | |
| 312 | Boxuan Yu | 43.39 | 10 | BB Min | A: 40.59 (+2.80s | 6.5%) | Pacific Dragons Swim Team | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 313 | Dean Hunter | 43.40 | 9 | BB Min | A: 40.59 (+2.81s | 6.5%) | Unattached | 05/17/2025 | 2025 PSA May Invite | |
| 314 | Andrew Xie | 43.43 | 10 | BB Min | A: 40.59 (+2.84s | 6.5%) | Tualatin Hills Swim Club | 06/26/2025 | 2025 Howard Jones Open | |
| 315 | Owen Pritchett | 43.44 | 10 | BB Min | A: 40.59 (+2.85s | 6.6%) | Eastmont | 07/25/2025 | 2025 IES LC CHAMPIONSHIPS | |
| 316 | Max Frankel | 43.45 | 10 | BB Min | A: 40.59 (+2.86s | 6.6%) | SwimRight Team | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 317 | Miro Wang | 43.46 | 9 | BB Min | A: 40.59 (+2.87s | 6.6%) | Santa Clara Swim Club | 05/30/2025 | SCSC Pacific Swimming Long Course Intrasquad | |
| 318 | Mario Aoki | 43.47 | 8 | BB Min | A: 40.59 (+2.88s | 6.6%) | Falfins Swimming | 06/20/2025 | 2025 Falfins Long Course Open | |
| 319 | Henry Goddard | 43.49 | 9 | BB Min | A: 40.59 (+2.90s | 6.7%) | Cascadia Swimming | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 320 | Cole Valk | 43.50 | 10 | BB Min | A: 40.59 (+2.91s | 6.7%) | Irvine Novaquatics | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 321 | Mark Chechuy | 43.50 | 9 | BB Min | A: 40.59 (+2.91s | 6.7%) | South Orange County Aquatics | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 322 | Holten Lawrence | 43.53 | 9 | BB Min | A: 40.59 (+2.94s | 6.8%) | The Dalles Swim Team | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 323 | Uriah Sanchez | 43.54 | 9 | BB Min | A: 40.59 (+2.95s | 6.8%) | Rocky Mountain Rapids | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 324 | Hunter Atkins | 43.58 | 9 | BB Min | A: 40.59 (+2.99s | 6.9%) | Palo Alto Stanford Aquatics | 06/27/2025 | Silicon Valley LC CBA+ Meet | |
| 325 | Gabriel Lydek | 43.64 | 9 | BB Min | A: 40.59 (+3.05s | 7.0%) | Firestone Akron Swim Team | 07/24/2025 | 2025 LE Age Group And Senior LC Championships | |
| 326 | Braylon Ward | 43.71 | 9 | BB Min | A: 40.59 (+3.12s | 7.1%) | Texas Gold | 05/02/2025 | 2025 ST 22nd Annual Cinco De Mayo | |
| 327 | Simon Feldman | 43.72 | 8 | BB Min | A: 40.59 (+3.13s | 7.2%) | Patriot Aquatics | 06/12/2025 | 2025 RAFC Summer Solstice | |
| 328 | Nikoloz Zhorzholiani | 43.75 | 8 | BB Min | A: 40.59 (+3.16s | 7.2%) | Seattle Metropolitan Aquatic C | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | |
| 329 | Liam Pennisi | 43.75 | 10 | BB Min | A: 40.59 (+3.16s | 7.2%) | Aquazot Swim Club | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 330 | Carter Hollingsworth | 43.77 | 9 | BB Min | A: 40.59 (+3.18s | 7.3%) | Castle Rock Swimming | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 331 | Oscar Holler | 43.80 | 10 | BB Min | A: 40.59 (+3.21s | 7.3%) | Milpitas Aquatic Club | 07/19/2025 | Alto Last Splash | |
| 332 | Vladimir Yegorov | 43.82 | 9 | BB Min | A: 40.59 (+3.23s | 7.4%) | Lake Oswego Swim Club | 06/06/2025 | 2025 THSC June Invitational | |
| 333 | William Palumbo | 43.83 | 8 | BB Min | A: 40.59 (+3.24s | 7.4%) | Nova of Virginia | 07/11/2024 | 2024 RAYS Summer Awards | |
| 334 | Gavin Mahrous | 43.84 | 8 | BB Min | A: 40.59 (+3.25s | 7.4%) | Sioux Falls Swim Team | 06/27/2025 | 2025 SD SFST Sanford Invite | |
| 335 | James Mayo | 43.90 | 9 | BB Min | A: 40.59 (+3.31s | 7.5%) | Gulf Coast Swim Team | 06/20/2025 | 2025 GCST MARK MCCAW SUMMER | |
| 336 | Charles Liu Bates | 43.92 | 10 | BB Min | A: 40.59 (+3.33s | 7.6%) | California Dolphins Swim Team | 05/10/2025 | PC SRVA LCM C B BB+ | |
| 337 | Konnor Pham-Nguyen | 43.93 | 10 | BB Min | A: 40.59 (+3.34s | 7.6%) | Alameda Gators | 04/26/2025 | PacSwim LCM C B BB+ Hosted By TERA | |
| 338 | Peter Brandt | 43.94 | 10 | BB Min | A: 40.59 (+3.35s | 7.6%) | Issaquah Swim Team | 07/18/2025 | 2025 PN Chinook Age Group Seattle Open | |
| 339 | Vitor Feital Bodemeier | 43.97 | 10 | BB Min | A: 40.59 (+3.38s | 7.7%) | Gulf Coast Swim Team | 06/27/2025 | 2025 GCST LAST CHANCE MEET | |
| 340 | Ethan Wang | 44.01 | 8 | BB Min | A: 40.59 (+3.42s | 7.8%) | Alto Swim Club | 07/19/2025 | Alto Last Splash | |
| 341 | Dalton Gonzalez | 44.03 | 8 | BB Min | A: 40.59 (+3.44s | 7.8%) | Nitro Swimming | 06/20/2025 | 2025 ST NTRO LC Prelim Final Invite | |
| 342 | Logan Thatcher | 44.07 | 10 | BB Min | A: 40.59 (+3.48s | 7.9%) | Beach Cities Swimming | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 343 | Ezra Epstein | 44.16 | 9 | BB Min | A: 40.59 (+3.57s | 8.1%) | Asphalt Green Unified Aquatics | 08/06/2025 | 2025 Summer Elite Showcase | |
| 344 | Stuart Shillington | 44.18 | 9 | BB Min | A: 40.59 (+3.59s | 8.1%) | Team Eugene Aquatics | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 345 | James Lee | 44.20 | 10 | BB Min | A: 40.59 (+3.61s | 8.2%) | La Mirada Armada | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 346 | Demian Jarmy | 44.22 | 9 | BB Min | A: 40.59 (+3.63s | 8.2%) | Pleasanton Seahawks | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 347 | Demian Jarmy | 44.22 | 9 | BB Min | A: 40.59 (+3.63s | 8.2%) | Pleasanton Seahawks | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 348 | Aiden Du | 44.27 | 9 | BB Min | A: 40.59 (+3.68s | 8.3%) | Unattached | 07/16/2025 | 2025 Texas Age Group Championships | |
| 349 | Mason Lankford | 44.28 | 9 | BB Min | A: 40.59 (+3.69s | 8.3%) | Hydro Swim Club | 05/30/2025 | Hydro4 Summer Open | |
| 350 | Dashel Dean | 44.32 | 9 | BB Min | A: 40.59 (+3.73s | 8.4%) | Occoquan Swimming | 08/06/2025 | 2025 Summer Elite Showcase | |
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.