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 | |
|---|---|---|---|---|---|---|---|---|---|
| 351 | Levi Cheung | 39.28 | 8 | BB Min | A: 35.69 (+3.59s | 9.1%) | Beaverton Area Aquatics Club | 04/17/2026 | 2026 MAC LONG COURSE INVITATIONAL | |
| 352 | Luke Chai | 39.30 | 9 | BB Min | A: 35.69 (+3.61s | 9.2%) | Pleasanton Seahawks | 06/20/2025 | Zone 2 Last Chance To AG Champs | |
| 353 | Uriah Sanchez | 39.32 | 10 | BB Min | A: 35.69 (+3.63s | 9.2%) | Rocky Mountain Rapids | 07/11/2025 | 2025 CO NJ Firecracker Invite | |
| 354 | Bowen Bylund | 39.32 | 10 | BB Min | A: 35.69 (+3.63s | 9.2%) | Inland Coastal Aquatic Club | 05/23/2026 | SI 2026 TAC CSTE All Ages NTS Meet | |
| 355 | Ryan Lee | 39.33 | 10 | BB Min | A: 35.69 (+3.64s | 9.3%) | Highlands Ranch Aquatics | 04/24/2026 | 2026 CO Steve Drozda LC Shotgun | |
| 356 | Keith Guo | 39.33 | 9 | BB Min | A: 35.69 (+3.64s | 9.3%) | Pacific Dragons Swim Team | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 357 | Owen Yan | 39.34 | 10 | BB Min | A: 35.69 (+3.65s | 9.3%) | Wave Aquatics | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 358 | Muze Teng | 39.35 | 10 | BB Min | A: 35.69 (+3.66s | 9.3%) | Cascadia Swimming | 11/01/2025 | Oregon City Fall Open 2025 | |
| 359 | Lok Zhang | 39.36 | 10 | BB Min | A: 35.69 (+3.67s | 9.3%) | Pacific Dragons Swim Team | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 360 | Rufus Tang | 39.36 | 10 | BB Min | A: 35.69 (+3.67s | 9.3%) | Pacific Dragons Swim Team | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 361 | Samuel Diemert | 39.38 | 9 | BB Min | A: 35.69 (+3.69s | 9.4%) | Mission Aurora Colorado Swimmi | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | |
| 362 | Theodore Gerber | 39.39 | 10 | BB Min | A: 35.69 (+3.70s | 9.4%) | Wave Aquatics | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 363 | Enoch Wang | 39.42 | 8 | BB Min | A: 35.69 (+3.73s | 9.5%) | Bainbridge Island Swim Club | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 364 | Reid Dixon | 39.42 | 10 | BB Min | A: 35.69 (+3.73s | 9.5%) | SlipStream Aquatics | 04/24/2026 | 2026 CO Arena Catch Me If You Can | |
| 365 | 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 | |
| 366 | Otto Seeber | 39.45 | 9 | BB Min | A: 35.69 (+3.76s | 9.5%) | Flatiron Athletic Club | 04/24/2026 | 2026 CO Steve Drozda LC Shotgun | |
| 367 | Jose Ramos Morales | 39.45 | 9 | BB Min | A: 35.69 (+3.76s | 9.5%) | Denver Triton Swim Team | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 368 | Liam Larson | 39.45 | 9 | BB Min | A: 35.69 (+3.76s | 9.5%) | Pacific Swim | 04/24/2026 | 2026 SI PS ABB Meet Group A | |
| 369 | 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 | |
| 370 | Yunhan Song | 39.48 | 9 | BB Min | A: 35.69 (+3.79s | 9.6%) | Eastside Aquatic Swim Team | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 371 | Adam Kao | 39.48 | 10 | BB Min | A: 35.69 (+3.79s | 9.6%) | Life Time Oregon Swim Team | 04/17/2026 | 2026 MAC LONG COURSE INVITATIONAL | |
| 372 | Gabriel Goldman-Mohl | 39.49 | 10 | BB Min | A: 35.69 (+3.80s | 9.6%) | Dart Swimming | 06/21/2024 | Reno Aquatic Club Gamble | |
| 373 | 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 | |
| 374 | William Frohnen | 39.52 | 9 | BB Min | A: 35.69 (+3.83s | 9.7%) | San Ramon Valley Aquatics | 04/25/2026 | San Ramon Valley Aquatics Long Course C B BB+ | |
| 375 | James Foster | 39.52 | 9 | BB Min | A: 35.69 (+3.83s | 9.7%) | Aquawolves Swimming | 04/24/2026 | 2026 CO Steve Drozda LC Shotgun | |
| 376 | Julius Voigt | 39.53 | 10 | BB Min | A: 35.69 (+3.84s | 9.7%) | Island Aquatics | 04/19/2026 | 2026 MAGSA LCM A1 Meet | |
| 377 | Kais Esmail | 39.57 | 10 | BB Min | A: 35.69 (+3.88s | 9.8%) | Bellingham Bay Swim Team | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 378 | 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 | |
| 379 | Noah Gaal | 39.58 | 9 | BB Min | A: 35.69 (+3.89s | 9.8%) | Aces Swim Club | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | |
| 380 | Brendan Ma | 39.58 | 9 | BB Min | A: 35.69 (+3.89s | 9.8%) | Orinda Aquatics | 04/25/2026 | Brentwood Seawolves Long Course C B BB+ | |
| 381 | Lucas Patrick | 39.60 | 10 | BB Min | A: 35.69 (+3.91s | 9.9%) | Highlands Ranch Aquatics | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | |
| 382 | Ryan Xie | 39.60 | 10 | BB Min | A: 35.69 (+3.91s | 9.9%) | Cascadia Swimming | 11/01/2025 | Oregon City Fall Open 2025 | |
| 383 | 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 | |
| 384 | Ryan Khalili | 39.62 | 10 | BB Min | A: 35.69 (+3.93s | 9.9%) | Highlands Ranch Aquatics | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 385 | Noah Chang | 39.64 | 9 | BB Min | A: 35.69 (+3.95s | 10.0%) | North Coast Aquatics | 05/23/2026 | SI 2026 TAC CSTE All Ages NTS Meet | |
| 386 | Carson Wansor | 39.66 | 10 | BB Min | A: 35.69 (+3.97s | 10.0%) | North Coast Aquatics | 05/23/2026 | SI 2026 TAC CSTE All Ages NTS Meet | |
| 387 | Elliott Linsmeier | 39.70 | 10 | BB Min | A: 35.69 (+4.01s | 10.1%) | Ramona Swim Team | 04/24/2026 | 2026 SI PS ABB Meet Group A | |
| 388 | Samuel Evanovich | 39.72 | 10 | BB Min | A: 35.69 (+4.03s | 10.1%) | Academy Swim Club | 06/27/2025 | Alto Summer Swelter | |
| 389 | 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 | |
| 390 | Adrito Daas | 39.74 | 10 | BB Min | A: 35.69 (+4.05s | 10.2%) | Tualatin Hills Swim Club | 05/01/2026 | 2026 THSC Spring Invite | |
| 391 | Ishaan Malik | 39.74 | 9 | BB Min | A: 35.69 (+4.05s | 10.2%) | Unattached | 05/02/2026 | Alto Spring Jam CBA | |
| 392 | Carter Trauth | 39.78 | 9 | BB Min | A: 35.69 (+4.09s | 10.3%) | SlipStream Aquatics | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 393 | Rylan Brill | 39.79 | 10 | BB Min | A: 35.69 (+4.10s | 10.3%) | CAC Stingrays Swim Team | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 394 | Vincent Schremer | 39.83 | 8 | B Min | BB: 39.79 (+0.04s | 0.1%) | Life Time Oregon Swim Team | 04/17/2026 | 2026 MAC LONG COURSE INVITATIONAL | |
| 395 | Matthew Chen | 39.86 | 10 | B Min | BB: 39.79 (+0.07s | 0.2%) | California Dolphins Swim Team | 05/02/2026 | Alto Spring Jam CBA | |
| 396 | William Ouyang | 39.86 | 10 | B Min | BB: 39.79 (+0.07s | 0.2%) | San Ramon Valley Aquatics | 04/25/2026 | San Ramon Valley Aquatics Long Course C B BB+ | |
| 397 | Mo Chen | 39.87 | 9 | B Min | BB: 39.79 (+0.08s | 0.2%) | Wave Aquatics | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 398 | Emmett Curry | 39.88 | 10 | B Min | BB: 39.79 (+0.09s | 0.2%) | Seattle Metropolitan Aquatic C | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 399 | Guillermo Dinares Cardenal | 39.88 | 8 | B Min | BB: 39.79 (+0.09s | 0.2%) | Vashon Seals Swim Team | 06/14/2025 | 2025 IST June Invtational | |
| 400 | Benjamin Robinson | 39.89 | 9 | B Min | BB: 39.79 (+0.10s | 0.3%) | Neptune Swimming | 07/11/2025 | 2025 Age Group Championships | |
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.