Western Zone Zone Boys 10 & under - 50 Y Back
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 751 | Ronan MurdockPerriera | 42.01 | 9 | BB Min | A: 37.59 (+4.42s | 10.5%) | AC Swim Club | 02/28/2026 | VJO Rep The Bay C B A+ 2026 Copied | |
| 752 | Camden Sparenborg | 42.01 | 8 | BB Min | A: 37.59 (+4.42s | 10.5%) | Utah Valley Aquatics | 10/23/2025 | 2025 Mike Harper Open | |
| 753 | Jayden Huang | 42.01 | 10 | BB Min | A: 37.59 (+4.42s | 10.5%) | Harbor Aquatics Club | 09/27/2025 | 2025 PN PPST Sprint And Relay Fest | |
| 754 | Garrett Legg | 42.02 | 8 | BB Min | A: 37.59 (+4.43s | 10.5%) | Pleasanton Seahawks | 02/20/2026 | Pacific Swim SCY C B BB+ Meet Hosted By TERA | |
| 755 | Bode McCollum | 42.03 | 10 | BB Min | A: 37.59 (+4.44s | 10.6%) | Aces Swim Club | 02/14/2026 | 2026 CO ACES Winter Open | |
| 756 | Leo Ioffe | 42.04 | 9 | BB Min | A: 37.59 (+4.45s | 10.6%) | Santa Clara Swim Club | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 757 | Leo Yan | 42.07 | 10 | BB Min | A: 37.59 (+4.48s | 10.6%) | Eastside Aquatic Swim Team | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | |
| 758 | Aaryan Indurkhya | 42.07 | 9 | BB Min | A: 37.59 (+4.48s | 10.6%) | Issaquah Swim Team | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | |
| 759 | Lucas Wang | 42.08 | 10 | BB Min | A: 37.59 (+4.49s | 10.7%) | Chinook Aquatic Club | 03/07/2026 | 2026 PN C March Madness Approved | |
| 760 | Shay Jain | 42.08 | 9 | BB Min | A: 37.59 (+4.49s | 10.7%) | Palo Alto Stanford Aquatics | 11/15/2025 | De Anza Cupertino Aquatics CBA+ Meet | |
| 761 | Vivaan Jagadish | 42.09 | 10 | BB Min | A: 37.59 (+4.50s | 10.7%) | Tualatin Hills Swim Club | 02/06/2026 | 2026 Forest Grove Coast Range Qualifier | |
| 762 | Jack Cook | 42.09 | 9 | BB Min | A: 37.59 (+4.50s | 10.7%) | Swim Kauai Aquatics | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 763 | Ezra Howell | 42.10 | 10 | BB Min | A: 37.59 (+4.51s | 10.7%) | Sun Valley 5 B | 10/25/2025 | Spook Splash 2025 | |
| 764 | Bo Cunningham | 42.10 | 10 | BB Min | A: 37.59 (+4.51s | 10.7%) | North Jeffco Swim Team | 03/07/2025 | 2025 CO CSI Silver State Championships | |
| 765 | Oleg Rassadin | 42.10 | 8 | BB Min | A: 37.59 (+4.51s | 10.7%) | Denver Swim Academy | 03/06/2026 | 2026 CO 14 U Silver State | |
| 766 | Adrito Daas | 42.12 | 10 | BB Min | A: 37.59 (+4.53s | 10.8%) | Tualatin Hills Swim Club | 01/16/2026 | 2026 THSC 14 U Winter Showcase | |
| 767 | Jack Farnsworth | 42.13 | 9 | BB Min | A: 37.59 (+4.54s | 10.8%) | Aces Swim Club | 02/14/2026 | 2026 CO ACES Winter Open | |
| 768 | Nash Meredith | 42.13 | 10 | BB Min | A: 37.59 (+4.54s | 10.8%) | Pacifica Sea Lions | 03/28/2026 | PSL March CBA+ | |
| 769 | Lionel Sudduth | 42.14 | 8 | BB Min | A: 37.59 (+4.55s | 10.8%) | Excel Aquatics | 02/21/2026 | 2026 SES Region 1 8 And Under Championships | |
| 770 | Wilder Toohey | 42.15 | 10 | BB Min | A: 37.59 (+4.56s | 10.8%) | La Grande Swim Club | 10/25/2025 | 2025 Spooktacular Swim Meet | |
| 771 | Kingston Walls | 42.16 | 8 | BB Min | A: 37.59 (+4.57s | 10.8%) | Walnut Creek Aquabears | 11/01/2025 | Kati McDermott Memorial Fall Jamboree Invite | |
| 772 | Reagan Wilsey | 42.17 | 10 | BB Min | A: 37.59 (+4.58s | 10.9%) | Palo Alto Stanford Aquatics | 04/26/2025 | Pacific Swimming 10 Under SC Championships | |
| 773 | Otto Seeber | 42.17 | 9 | BB Min | A: 37.59 (+4.58s | 10.9%) | Flatiron Athletic Club | 01/09/2026 | 2026 CO NJ Narwhal Invitational | |
| 774 | Matthew Lai | 42.18 | 9 | BB Min | A: 37.59 (+4.59s | 10.9%) | Clovis Swim Club | 11/22/2025 | 2025 Dr Dowain Wright Memorial ABC | |
| 775 | Owen Friedman | 42.18 | 8 | BB Min | A: 37.59 (+4.59s | 10.9%) | Legacy Aquatics | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 776 | Javier Williams | 42.19 | 10 | BB Min | A: 37.59 (+4.60s | 10.9%) | Aquawolves Swimming | 02/14/2026 | 2026 CO AQUA February Home Meet | |
| 777 | Vittorio De Paola | 42.20 | 10 | BB Min | A: 37.59 (+4.61s | 10.9%) | Walnut Creek Aquabears | 10/18/2025 | PC SRVA SCY B BB+ Meet | |
| 778 | Ari Mobasseri | 42.20 | 8 | BB Min | A: 37.59 (+4.61s | 10.9%) | Aquazot Swim Club | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 779 | Andrei Talalay | 42.21 | 9 | BB Min | A: 37.59 (+4.62s | 10.9%) | Tualatin Hills Swim Club | 01/16/2026 | 2026 THSC 14 U Winter Showcase | |
| 780 | Santino Verderaime | 42.21 | 9 | BB Min | A: 37.59 (+4.62s | 10.9%) | Pikes Peak Athletics | 03/07/2025 | 2025 CO CSI Silver State Championships | |
| 781 | Callahan Espiritu | 42.21 | 8 | BB Min | A: 37.59 (+4.62s | 10.9%) | Aquazot Swim Club | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 782 | Andrew Moehle | 42.22 | 10 | BB Min | A: 37.59 (+4.63s | 11.0%) | Cottonwood Heights Aquatics | 11/29/2025 | November Chat Vs SDAT Dual | |
| 783 | Lok Zhang | 42.22 | 10 | BB Min | A: 37.59 (+4.63s | 11.0%) | Pacific Dragons Swim Team | 01/24/2026 | 2026 PN PDST Winter Invitational Meet Approv | |
| 784 | Demitry Daniel | 42.23 | 9 | BB Min | A: 37.59 (+4.64s | 11.0%) | Canyons Aquatic Club | 10/25/2025 | CANY Harry Potter Meet | |
| 785 | Henry Muniz | 42.24 | 10 | BB Min | A: 37.59 (+4.65s | 11.0%) | Arcadia Riptides Swim Club | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 786 | Owen Deis | 42.26 | 10 | BB Min | A: 37.59 (+4.67s | 11.1%) | Clovis Swim Club | 11/22/2025 | 2025 Dr Dowain Wright Memorial ABC | |
| 787 | Max Peterson | 42.27 | 10 | BB Min | A: 37.59 (+4.68s | 11.1%) | Cottonwood Heights Aquatics | 09/12/2025 | 2025 CHAT SDAT September Dual | |
| 788 | Simon Stapley | 42.27 | 10 | BB Min | A: 37.59 (+4.68s | 11.1%) | Olympus Aquatics | 11/06/2025 | 2025 OA Thanksgiving Turkey Meet | |
| 789 | Patrick Fullerton | 42.27 | 10 | BB Min | A: 37.59 (+4.68s | 11.1%) | South Bay Aquatics | 12/05/2025 | 2025 SI JBST Wag Max Meet | |
| 790 | Emerson Wescott | 42.27 | 10 | BB Min | A: 37.59 (+4.68s | 11.1%) | Stingray Swim Team | 03/28/2026 | 2026 PN Spring Showdown, Div 4 Approved | |
| 791 | Samuel Le | 42.29 | 9 | BB Min | A: 37.59 (+4.70s | 11.1%) | Valley Splash | 02/28/2026 | Swim South Bay | |
| 792 | Aleksander Zuev | 42.29 | 9 | BB Min | A: 37.59 (+4.70s | 11.1%) | Foothills Swim Team | 03/06/2026 | 2026 CO 14 U Silver State | |
| 793 | Sutton Howard | 42.30 | 10 | BB Min | A: 37.59 (+4.71s | 11.1%) | Excel Aquatics | 12/13/2025 | 2025 Ho Ho Ho Holiday 12 Under Meet | |
| 794 | Henry Burns | 42.30 | 9 | BB Min | A: 37.59 (+4.71s | 11.1%) | Beast | 12/04/2025 | 2025 Holiday Swim Festival | |
| 795 | Sebastian Lam | 42.31 | 8 | BB Min | A: 37.59 (+4.72s | 11.2%) | Bellevue Club Swim Team | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | |
| 796 | Hugo Pace | 42.32 | 10 | BB Min | A: 37.59 (+4.73s | 11.2%) | Pacifica Sea Lions | 03/07/2026 | BAC Race To AGCs | |
| 797 | Gabriel Dieme | 42.33 | 10 | BB Min | A: 37.59 (+4.74s | 11.2%) | Humboldt Swim Club | 01/31/2026 | 2026 Peggy Ramirez Memorial Z3 Winter Champs | |
| 798 | Preston Stueckle | 42.33 | 10 | BB Min | A: 37.59 (+4.74s | 11.2%) | Mission Viejo Nadadores | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 799 | Reef Sundt | 42.33 | 10 | BB Min | A: 37.59 (+4.74s | 11.2%) | Warrior Aquatic Club | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 800 | Lucas Shamshurin | 42.35 | 10 | BB Min | A: 37.59 (+4.76s | 11.2%) | Bellevue Club Swim Team | 10/11/2025 | 2025 PN MMSC Fall Invite | |
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.