Western Zone Zone Boys 10 & under - 50 Y 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 551 | Guillermo Dinares Cardenal | 33.89 | 8 | BB Min | A: 31.09 (+2.80s | 8.3%) | Vashon Seals Swim Team | 02/13/2026 | 2026 PN UPAC 4th Annual Feb Fly In Approved | |
| 552 | Arick Yuan | 33.91 | 10 | BB Min | A: 31.09 (+2.82s | 8.3%) | Santa Clara Swim Club | 12/05/2025 | Zone 1S Year End Age Group Champs Minus Meet | |
| 553 | Cameron Bantz | 33.91 | 9 | BB Min | A: 31.09 (+2.82s | 8.3%) | Crow Canyon Sharks | 09/28/2024 | Orinda Aquatics SC C B BB+ Meet | |
| 554 | Roderick Yang | 33.92 | 9 | BB Min | A: 31.09 (+2.83s | 8.3%) | Flying Fish Arizona Swim Team | 02/13/2026 | 34th Annual Lost Dutchman Invitational | |
| 555 | Travis Sullivan | 33.92 | 10 | BB Min | A: 31.09 (+2.83s | 8.3%) | Mission Valley YMCA | 01/31/2026 | 2026 SBA All Ages NTS Meet | |
| 556 | Milo Lanigan | 33.94 | 10 | BB Min | A: 31.09 (+2.85s | 8.4%) | Pikes Peak Athletics | 03/06/2026 | 2026 CO 14 U Silver State | |
| 557 | Dean Simmons | 33.94 | 10 | BB Min | A: 31.09 (+2.85s | 8.4%) | Valley Aquatics | 02/27/2026 | 2026 PN February AGI, Division 2 Approved | |
| 558 | Dylan Bossom | 33.94 | 10 | BB Min | A: 31.09 (+2.85s | 8.4%) | Clackamas High School | 02/15/2025 | 2025 OR HS 6a 4 | |
| 559 | William Holoman | 33.95 | 10 | BB Min | A: 31.09 (+2.86s | 8.4%) | Star Aquatics | 11/01/2025 | 2025 STAR Off The Walls Races | |
| 560 | Anthony Ma | 33.95 | 10 | BB Min | A: 31.09 (+2.86s | 8.4%) | Cottonwood Heights Aquatics | 10/10/2025 | 2025 CHAT October Intersquad | |
| 561 | Teddy Nichols | 33.95 | 10 | BB Min | A: 31.09 (+2.86s | 8.4%) | Seals Aquatics | 01/31/2026 | 2026 Peggy Ramirez Memorial Z3 Winter Champs | |
| 562 | Oliver Morris | 33.96 | 9 | BB Min | A: 31.09 (+2.87s | 8.5%) | Lake Oswego Swim Club | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 563 | Zane Patterson | 33.96 | 9 | BB Min | A: 31.09 (+2.87s | 8.5%) | Kamehameha Swim Club | 04/18/2026 | 44th Annual Harry Mamizuka Invitational | |
| 564 | Luke Xu | 33.96 | 10 | BB Min | A: 31.09 (+2.87s | 8.5%) | California Dolphins Swim Team | 05/17/2026 | Montclair 14 Under Short Course Pentathlon | |
| 565 | Vinh Bui | 33.97 | 10 | BB Min | A: 31.09 (+2.88s | 8.5%) | Excel Aquatics | 12/05/2025 | 2025 Beaman Toyota Meet Of Champs | |
| 566 | Luca Goulet | 33.97 | 10 | BB Min | A: 31.09 (+2.88s | 8.5%) | King Aquatic Club | 12/06/2025 | 2025 PN Fall Divisionals, Division 1 OCA | |
| 567 | Elliott Linsmeier | 33.97 | 10 | BB Min | A: 31.09 (+2.88s | 8.5%) | Ramona Swim Team | 12/05/2025 | 2025 SI JBST Wag Max Meet | |
| 568 | Ezekiel Cabanilla | 33.98 | 10 | BB Min | A: 31.09 (+2.89s | 8.5%) | Maui Swim Club | 02/07/2026 | 2026 MAGSA A B SCY LAST CHANCE MEET | |
| 569 | William Ouyang | 33.98 | 10 | BB Min | A: 31.09 (+2.89s | 8.5%) | Unattached | 11/14/2025 | 2025 Santa Clara Swim Club SC CBA Meet | |
| 570 | William Oubre | 33.98 | 10 | BB Min | A: 31.09 (+2.89s | 8.5%) | Salida Cyclones | 06/19/2026 | 2026 Max Shirley Radiff Memorial | |
| 571 | Owen Hayes | 33.98 | 10 | BB Min | A: 31.09 (+2.89s | 8.5%) | Hills Hurricane Swimming | 07/10/2026 | Redwood Empire Swim League Championship | |
| 572 | Darin Tatarnikov | 34.00 | 10 | BB Min | A: 31.09 (+2.91s | 8.6%) | Northern Lights Swim Club | 11/21/2025 | NLSC Sprint Classic | |
| 573 | Oliver Tadday | 34.01 | 10 | BB Min | A: 31.09 (+2.92s | 8.6%) | Gold\\\\\\'s Aquatics Club (Camas) | 05/16/2026 | 2026 John DeRoest Sextathlon Swim Meet | |
| 574 | Isaiah Gravette | 34.02 | 10 | BB Min | A: 31.09 (+2.93s | 8.6%) | SOL Swim Team | 03/06/2026 | 2026 SI 14U AGE GRP CHAMPIONSHIPS | |
| 575 | Kingston Walls | 34.02 | 8 | BB Min | A: 31.09 (+2.93s | 8.6%) | Walnut Creek Aquabears | 10/18/2025 | PC SRVA SCY B BB+ Meet | |
| 576 | Daniel Rumean | 34.02 | 10 | BB Min | A: 31.09 (+2.93s | 8.6%) | Sunnyvale Swim Club | 10/25/2025 | 2025 SUNN Fall Classic | |
| 577 | Charles Knigge | 34.03 | 10 | BB Min | A: 31.09 (+2.94s | 8.6%) | Spokane Waves Aquatic Team | 02/13/2026 | (Pullman) 2026 IES Jr Champs | |
| 578 | Hugo Pace | 34.04 | 10 | BB Min | A: 31.09 (+2.95s | 8.7%) | Pacifica Sea Lions | 03/28/2026 | PSL March CBA+ | |
| 579 | Cash Bailey | 34.04 | 10 | BB Min | A: 31.09 (+2.95s | 8.7%) | Excel Aquatics | 12/05/2025 | 2025 Beaman Toyota Meet Of Champs | |
| 580 | Sean Maisen | 34.05 | 10 | BB Min | A: 31.09 (+2.96s | 8.7%) | Quicksilver Swimming | 02/21/2026 | Pacific Swimming 10 U SCY Championship | |
| 581 | Fletcher Sumner | 34.05 | 10 | BB Min | A: 31.09 (+2.96s | 8.7%) | Mission Aurora Colorado Swimmi | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 582 | Reed Oberman | 34.06 | 9 | BB Min | A: 31.09 (+2.97s | 8.7%) | Palo Alto Stanford Aquatics | 03/07/2026 | 2026 PASA Last Chance For JO S | |
| 583 | William Fetter | 34.06 | 10 | BB Min | A: 31.09 (+2.97s | 8.7%) | Aquawolves Swimming | 01/04/2026 | 2026 CO AAC Sprint Eliminator Invite | |
| 584 | Austin Pham | 34.07 | 10 | BB Min | A: 31.09 (+2.98s | 8.7%) | Foothills Swim Team | 03/06/2026 | 2026 CO 14 U Silver State | |
| 585 | Kaid Petersen | 34.07 | 8 | BB Min | A: 31.09 (+2.98s | 8.7%) | Port Angeles Swim Club | 05/16/2026 | 2026 PN PASC Masters And Munchkins Approved | |
| 586 | Ethan Holmgren | 34.10 | 10 | BB Min | A: 31.09 (+3.01s | 8.8%) | North Jeffco Swim Team | 03/06/2026 | 2026 CO 14 U Silver State | |
| 587 | Dax Lindsey | 34.10 | 9 | BB Min | A: 31.09 (+3.01s | 8.8%) | Dart Swimming | 11/08/2025 | Folsom Classic 2025 | |
| 588 | Archie McCallum | 34.11 | 8 | BB Min | A: 31.09 (+3.02s | 8.9%) | Poseidon Aquatic Club | 02/07/2026 | 2026 PN IST Feb Winter Invitational Approved | |
| 589 | Thomas Sinatra | 34.12 | 10 | BB Min | A: 31.09 (+3.03s | 8.9%) | Rio Del Oro Rapids | 11/08/2025 | Folsom Classic 2025 | |
| 590 | Ryan Li | 34.12 | 10 | BB Min | A: 31.09 (+3.03s | 8.9%) | Trident Swim Club | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 591 | Charlie Wang | 34.13 | 9 | BB Min | A: 31.09 (+3.04s | 8.9%) | DeAnza Cupertino Aquatics | 03/28/2026 | LAMV C B A+ Meet | |
| 592 | Owen Friedman | 34.13 | 9 | BB Min | A: 31.09 (+3.04s | 8.9%) | Legacy Aquatics | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 593 | Owen Bronson | 34.13 | 9 | BB Min | A: 31.09 (+3.04s | 8.9%) | Legacy Aquatics | 04/25/2026 | LA Spring Kickoff 2026 | |
| 594 | Bode McCollum | 34.14 | 10 | BB Min | A: 31.09 (+3.05s | 8.9%) | Aces Swim Club | 02/14/2026 | 2026 CO ACES Winter Open | |
| 595 | Otto Seeber | 34.14 | 9 | BB Min | A: 31.09 (+3.05s | 8.9%) | Flatiron Athletic Club | 02/13/2026 | 2026 CO NJ Groundhog Invite | |
| 596 | Yeim Jung | 34.14 | 10 | BB Min | A: 31.09 (+3.05s | 8.9%) | Wave Aquatics | 06/19/2026 | 2026 PN SRST Summer Invitational Approved | |
| 597 | Silvio Leal | 34.15 | 10 | BB Min | A: 31.09 (+3.06s | 9.0%) | Maui Swim Club | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 598 | Joel Stees | 34.15 | 10 | BB Min | A: 31.09 (+3.06s | 9.0%) | Aquawolves Swimming | 02/14/2026 | 2026 CO AQUA February Home Meet | |
| 599 | Darryl Davis | 34.16 | 9 | BB Min | A: 31.09 (+3.07s | 9.0%) | Pueblo County Swim Team | 06/19/2026 | 2026 Max Shirley Radiff Memorial | |
| 600 | Justin Chi | 34.19 | 9 | BB Min | A: 31.09 (+3.10s | 9.1%) | DeAnza Cupertino Aquatics | 03/28/2026 | LAMV C B A+ Meet | |
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.