Western Zone Zone Boys 10 & under - 50 M Free
These rankings show the swimmers' placement within their Zone.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 | Sebastian Uy | 41.31 | 10 | B Min | BB: 39.79 (+1.52s | 3.7%) | King Aquatic Club | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | |
| 452 | Hongshen Huang | 41.32 | 10 | B Min | BB: 39.79 (+1.53s | 3.7%) | Tualatin Hills Swim Club | 07/05/2025 | 2025 OR CRST Summer Blast 3 | |
| 453 | Seoyul Moon | 41.32 | 10 | B Min | BB: 39.79 (+1.53s | 3.7%) | Pleasanton Seahawks | 06/20/2025 | Zone 2 Last Chance To AG Champs | |
| 454 | Jonathan Lan | 41.37 | 10 | B Min | BB: 39.79 (+1.58s | 3.8%) | Bellevue Club Swim Team | 05/29/2025 | 2025 IE VS Apple Capital | |
| 455 | Ronan Kruse | 41.37 | 9 | B Min | BB: 39.79 (+1.58s | 3.8%) | South Bay Aquatics | 07/11/2025 | 2025 SI SDSA All Ages NTS Meet | |
| 456 | Aidan Woods | 41.40 | 9 | B Min | BB: 39.79 (+1.61s | 3.9%) | Fort Collins Area Swim Team | 04/12/2025 | Cuda V FAST | |
| 457 | Jeremy Zhao | 41.41 | 8 | B Min | BB: 39.79 (+1.62s | 3.9%) | Quicksilver Swimming | 06/27/2025 | Valley Splash | |
| 458 | Alexander Mekjian | 41.42 | 10 | B Min | BB: 39.79 (+1.63s | 3.9%) | North Coast Aquatics | 07/11/2025 | 2025 SI JBST All Ages NTS Meet | |
| 459 | Fedor Evstigneev | 41.48 | 8 | B Min | BB: 39.79 (+1.69s | 4.1%) | Santa Clara Swim Club | 05/23/2025 | Zone 1 South May Firecracker 500 | |
| 460 | Calvin Warren | 41.48 | 10 | B Min | BB: 39.79 (+1.69s | 4.1%) | Hilltop Aquatic Swim Team | 07/17/2025 | 2025 UTAGS LC Championships | |
| 461 | Yeim Jung | 41.49 | 9 | B Min | BB: 39.79 (+1.70s | 4.1%) | Wave Aquatics | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 462 | Riaan Chandak | 41.50 | 9 | B Min | BB: 39.79 (+1.71s | 4.1%) | Milpitas Aquatic Club | 07/11/2025 | 2025 Age Group Championships | |
| 463 | Kevin Nguyen | 41.50 | 9 | B Min | BB: 39.79 (+1.71s | 4.1%) | Legacy Aquatics | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 464 | David Chen | 41.53 | 9 | B Min | BB: 39.79 (+1.74s | 4.2%) | Tualatin Hills Swim Club | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 465 | Oliver Song Zhang | 41.53 | 9 | B Min | BB: 39.79 (+1.74s | 4.2%) | West Coast Aquatics | 07/18/2025 | 2025 PN Chinook Age Group Seattle Open | |
| 466 | Henry Deurmeier | 41.54 | 10 | B Min | BB: 39.79 (+1.75s | 4.2%) | Olympus Aquatics | 07/17/2025 | 2025 UTAGS LC Championships | |
| 467 | Camden Stubbs | 41.54 | 10 | B Min | BB: 39.79 (+1.75s | 4.2%) | Lakeview Swim Team | 07/25/2025 | 2025 OR East Cascade Season Finale | |
| 468 | Luca Goulet | 41.55 | 9 | B Min | BB: 39.79 (+1.76s | 4.2%) | King Aquatic Club | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | |
| 469 | Nicholas Harrold | 41.56 | 9 | B Min | BB: 39.79 (+1.77s | 4.3%) | Pikes Peak Athletics | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 470 | Jude Stone | 41.56 | 9 | B Min | BB: 39.79 (+1.77s | 4.3%) | Front Range Barracudas | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 471 | Reed Mock | 41.57 | 8 | B Min | BB: 39.79 (+1.78s | 4.3%) | South Orange County Aquatics | 06/13/2024 | 2024 CA SCS NOVA June Age Group Invite | |
| 472 | Alex Tang | 41.57 | 8 | B Min | BB: 39.79 (+1.78s | 4.3%) | Wasc | 07/25/2024 | 2024 CA SCS GWSC Summer A G Champs | |
| 473 | Hugo Chian | 41.59 | 10 | B Min | BB: 39.79 (+1.80s | 4.3%) | The Olympic Club | 05/17/2025 | Neptune Swimming May Long Course Meet | |
| 474 | Terry Pan | 41.60 | 9 | B Min | BB: 39.79 (+1.81s | 4.4%) | Cascadia Swimming | 11/02/2024 | Oregon City Fall Open 2024 | |
| 475 | Wesley Lang | 41.60 | 8 | B Min | BB: 39.79 (+1.81s | 4.4%) | River Road Swim Team | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 476 | Louis Yu | 41.62 | 7 | B Min | BB: 39.79 (+1.83s | 4.4%) | Santa Clara Swim Club | 07/19/2025 | Santa Clara Valley Splash Block Party | |
| 477 | Demian Jarmy | 41.64 | 9 | B Min | BB: 39.79 (+1.85s | 4.4%) | Pleasanton Seahawks | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 478 | Westley Berman | 41.64 | 9 | B Min | BB: 39.79 (+1.85s | 4.4%) | Palo Alto Stanford Aquatics | 06/27/2025 | Silicon Valley LC CBA+ Meet | |
| 479 | Aiden Kiatrungrit | 41.65 | 9 | B Min | BB: 39.79 (+1.86s | 4.5%) | South San Francisco Aquatics | 05/16/2025 | 2025 DACA LC CBA Meet | |
| 480 | Emerson Vivion | 41.67 | 10 | B Min | BB: 39.79 (+1.88s | 4.5%) | Olympic Cascade Aquatics | 07/11/2025 | 2025 PN OCA July Jamboree Invitational | |
| 481 | Flynn Chen | 41.67 | 8 | B Min | BB: 39.79 (+1.88s | 4.5%) | DeAnza Cupertino Aquatics | 05/16/2025 | 2025 DACA LC CBA Meet | |
| 482 | Ryan Zhang | 41.68 | 9 | B Min | BB: 39.79 (+1.89s | 4.5%) | Palo Alto Stanford Aquatics | 06/22/2024 | Alto Beat The Heat Sat Sun | |
| 483 | Cannon Brown | 41.68 | 9 | B Min | BB: 39.79 (+1.89s | 4.5%) | Olympic Cascade Aquatics | 05/16/2025 | 2025 PN IST Sockeye Springtime Madness | |
| 484 | Fanch Hamon | 41.69 | 10 | B Min | BB: 39.79 (+1.90s | 4.6%) | Excel Aquatics | 05/29/2025 | 2025 IE VS Apple Capital | |
| 485 | Qifan Gong | 41.69 | 8 | B Min | BB: 39.79 (+1.90s | 4.6%) | Bellevue Club Swim Team | 07/18/2025 | 2025 PN Chinook Age Group Seattle Open | |
| 486 | Maverick Albright | 41.70 | 10 | B Min | BB: 39.79 (+1.91s | 4.6%) | Reno Aquatic Club | 06/20/2025 | Reno Aquatic Club Gamble | |
| 487 | Micah Gonzalez | 41.72 | 9 | B Min | BB: 39.79 (+1.93s | 4.6%) | Sawtooth Aquatic Club | 07/05/2025 | Sawtooth Last Chance Time Trial | |
| 488 | Adrian Goo | 41.72 | 9 | B Min | BB: 39.79 (+1.93s | 4.6%) | Walnut Creek Aquabears | 06/20/2025 | Zone 2 Last Chance To AG Champs | |
| 489 | Jax Richard | 41.73 | 9 | B Min | BB: 39.79 (+1.94s | 4.6%) | Life Time Fitness Utah Swim Te | 04/11/2025 | WFFM LC Kickoff 2025 | |
| 490 | Buchanan Sanchez | 41.75 | 10 | B Min | BB: 39.79 (+1.96s | 4.7%) | Bainbridge Island Swim Club | 07/11/2025 | 2025 PN OCA July Jamboree Invitational | |
| 491 | Leo Zeng | 41.76 | 9 | B Min | BB: 39.79 (+1.97s | 4.7%) | Santa Clara Swim Club | 06/28/2024 | 2024 Valley Splash Zone 1S LCM C B A+ | |
| 492 | Owen Hunt | 41.76 | 9 | B Min | BB: 39.79 (+1.97s | 4.7%) | Coeur D\\\\\\'alene Area Swim Team | 07/25/2025 | 2025 IES LC CHAMPIONSHIPS | |
| 493 | Rocky Killingsworth | 41.78 | 10 | B Min | BB: 39.79 (+1.99s | 4.8%) | Lakeridge Swim Team | 06/20/2025 | Reno Aquatic Club Gamble | |
| 494 | Theodore Cook | 41.80 | 8 | B Min | BB: 39.79 (+2.01s | 4.8%) | SlipStream Aquatics | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 495 | Alexander Zhurid | 41.81 | 8 | B Min | BB: 39.79 (+2.02s | 4.8%) | Bellevue Club Swim Team | 05/29/2025 | 2025 IE VS Apple Capital | |
| 496 | Remington Kalicinski | 41.83 | 9 | B Min | BB: 39.79 (+2.04s | 4.9%) | Wave Aquatics | 07/18/2025 | 2025 PN Chinook Age Group Seattle Open | |
| 497 | Jase Lowry | 41.85 | 10 | B Min | BB: 39.79 (+2.06s | 4.9%) | Heartland Swim Assoc | 07/11/2025 | 2025 SI SDSA All Ages NTS Meet | |
| 498 | Sebastian Bagga | 41.87 | 9 | B Min | BB: 39.79 (+2.08s | 5.0%) | South Valley Makos | 06/28/2024 | 2024 Valley Splash Zone 1S LCM C B A+ | |
| 499 | Dylan Tian | 41.88 | 7 | B Min | BB: 39.79 (+2.09s | 5.0%) | Santa Clara Swim Club | 07/19/2025 | Santa Clara Valley Splash Block Party | |
| 500 | Paxton Ross-Givner | 41.88 | 9 | B Min | BB: 39.79 (+2.09s | 5.0%) | Mavericks | 06/07/2024 | Burlingame Aquatic Club Long Course CBA+ | |
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.