Western Zone Zone Boys 10 & under - 50 M 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 801 | Darryl Davis | 53.50 | 9 | B Min | BB: 49.29 (+4.21s | 7.9%) | Pueblo County Swim Team | 06/06/2025 | 2025 CO La Junta Invitational | |
| 802 | Shay Jain | 53.50 | 9 | B Min | BB: 49.29 (+4.21s | 7.9%) | Palo Alto Stanford Aquatics | 05/24/2025 | 2025 Mike Snyder Memorial | |
| 803 | Otis Brown | 53.58 | 9 | B Min | BB: 49.29 (+4.29s | 8.0%) | Bainbridge Island Swim Club | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 804 | George He | 53.61 | 9 | B Min | BB: 49.29 (+4.32s | 8.1%) | Seattle Metropolitan Aquatic C | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 805 | Caleb Nguyen | 53.61 | 10 | B Min | BB: 49.29 (+4.32s | 8.1%) | East Bay Silver Dolphins | 04/25/2026 | Brentwood Seawolves Long Course C B BB+ | |
| 806 | Gavin Yang | 53.63 | 10 | B Min | BB: 49.29 (+4.34s | 8.1%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 807 | Zane Patterson | 53.64 | 8 | B Min | BB: 49.29 (+4.35s | 8.1%) | Kamehameha Swim Club | 05/02/2026 | Keiko Price Sprint Meet Aloha Mile | |
| 808 | Mason Somadi | 53.64 | 9 | B Min | BB: 49.29 (+4.35s | 8.1%) | Beaverton Area Aquatics Club | 05/01/2026 | 2026 THSC Spring Invite | |
| 809 | Maxx Yu | 53.66 | 10 | B Min | BB: 49.29 (+4.37s | 8.1%) | Burlingame Aquatics | 05/02/2026 | Alto Spring Jam CBA | |
| 810 | Decker Sewell | 53.67 | 10 | B Min | BB: 49.29 (+4.38s | 8.2%) | Ski Hi Aquatics | 06/27/2025 | 2025 CO Alicia Leavitt Memorial Open | |
| 811 | Lawrence Lan | 53.72 | 9 | B Min | BB: 49.29 (+4.43s | 8.2%) | Alto Swim Club | 05/02/2026 | Alto Spring Jam CBA | |
| 812 | Esteban Trogkanis | 53.73 | 10 | B Min | BB: 49.29 (+4.44s | 8.3%) | Sunnyvale Swim Club | 05/16/2026 | 2026 DACA LC CBA+ | |
| 813 | Steevenson Martins | 53.74 | 9 | B Min | BB: 49.29 (+4.45s | 8.3%) | McMinnville Swim Club | 04/17/2026 | 2026 MAC LONG COURSE INVITATIONAL | |
| 814 | Roko Perak | 53.76 | 9 | B Min | BB: 49.29 (+4.47s | 8.3%) | Univ. of Denver Hilltoppers | 04/24/2026 | 2026 CO Arena Catch Me If You Can | |
| 815 | Brooks Poshusta | 53.77 | 10 | B Min | BB: 49.29 (+4.48s | 8.3%) | Eastmont | 06/20/2025 | 2025 IE VS Starlight Open | |
| 816 | Benjamin Robinson | 53.77 | 9 | B Min | BB: 49.29 (+4.48s | 8.3%) | Neptune Swimming | 05/17/2025 | Neptune Swimming May Long Course Meet | |
| 817 | Grayson Julien | 53.78 | 10 | B Min | BB: 49.29 (+4.49s | 8.3%) | South Valley Makos | 05/23/2025 | Zone 1 South May Firecracker 500 | |
| 818 | Joon Cha | 53.78 | 9 | B Min | BB: 49.29 (+4.49s | 8.3%) | Sunnyvale Swim Club | 06/27/2025 | Silicon Valley LC CBA+ Meet | |
| 819 | Riaan Chandak | 53.79 | 10 | B Min | BB: 49.29 (+4.50s | 8.4%) | Milpitas Aquatic Club | 05/23/2025 | Zone 1 South May Firecracker 500 | |
| 820 | Parsa Yazdi | 53.79 | 8 | B Min | BB: 49.29 (+4.50s | 8.4%) | Foothills Swim Team | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 821 | Damon Shao | 53.80 | 9 | B Min | BB: 49.29 (+4.51s | 8.4%) | Alto Swim Club | 07/19/2025 | Alto Last Splash | |
| 822 | Jack Kitch | 53.80 | 9 | B Min | BB: 49.29 (+4.51s | 8.4%) | Univ. of Denver Hilltoppers | 05/16/2026 | 2026 CO Hilltopper Invite | |
| 823 | Connor Osborne | 53.84 | 10 | B Min | BB: 49.29 (+4.55s | 8.5%) | Prineville Swim Team | 07/25/2025 | 2025 OR East Cascade Season Finale | |
| 824 | Nicholas Mosendz | 53.84 | 9 | B Min | BB: 49.29 (+4.55s | 8.5%) | Santa Clara Swim Club | 05/25/2024 | SCSC Pacific Swimming Long Course Intrasquad | |
| 825 | Brody Hartong | 53.87 | 9 | B Min | BB: 49.29 (+4.58s | 8.5%) | Warrior Aquatic Club | 05/16/2026 | BIG ISLAND SWIMMING @ KCAC | |
| 826 | Harrison Tian | 53.89 | 9 | B Min | BB: 49.29 (+4.60s | 8.5%) | San Ramon Valley Aquatics | 06/07/2025 | Orinda Aquatics LC C B BB+ Meet | |
| 827 | Weston Klundt | 53.93 | 8 | B Min | BB: 49.29 (+4.64s | 8.6%) | Spokane Waves Aquatic Team | 04/25/2026 | 2026 SWAT Spring Fling | |
| 828 | Miles Blee | 53.97 | 9 | B Min | BB: 49.29 (+4.68s | 8.7%) | Coeur D\\\\\\'alene Area Swim Team | 04/17/2026 | 2026 Shark Attack Copied | |
| 829 | Lucas Li | 53.99 | 9 | B Min | BB: 49.29 (+4.70s | 8.7%) | Alto Swim Club | 05/02/2026 | Alto Spring Jam CBA | |
| 830 | Michael Sohn | 53.99 | 10 | B Min | BB: 49.29 (+4.70s | 8.7%) | Front Range Barracudas | 04/24/2026 | 2026 CO Steve Drozda LC Shotgun | |
| 831 | Maxen Cao | 54.00 | 9 | B Min | BB: 49.29 (+4.71s | 8.7%) | Otter Swim Club | 05/17/2025 | 2025 LAMV SCM C B A+ | |
| 832 | Everett Merrill | 54.00 | 8 | B Min | BB: 49.29 (+4.71s | 8.7%) | Lake Oswego Swim Club | 05/02/2025 | 2025 THSC Spring Invitational | |
| 833 | Owen Busch | 54.00 | 10 | B Min | BB: 49.29 (+4.71s | 8.7%) | Lewis Clark Neptune Swim Team | 01/16/2026 | 2026 Hells Canyon Invitational | |
| 834 | Mason Love | 54.00 | 7 | B Min | BB: 49.29 (+4.71s | 8.7%) | Denver Swim Academy | 05/16/2026 | 2026 CO Hilltopper Invite | |
| 835 | Luke Song | 54.04 | 10 | B Min | BB: 49.29 (+4.75s | 8.8%) | Tri-city Channel Cats | 06/06/2025 | 2025 TRI CITY INVITATIONAL | |
| 836 | Beckett Rossi | 54.08 | 9 | B Min | BB: 49.29 (+4.79s | 8.9%) | Bishop Swim Team | 07/12/2025 | 2025 Silver State Championships | |
| 837 | Bo Bamford | 54.09 | 9 | B Min | BB: 49.29 (+4.80s | 8.9%) | Portland Aquatic Club | 05/30/2025 | LA OPEN 2025 | |
| 838 | Logan Ding | 54.12 | 10 | B Min | BB: 49.29 (+4.83s | 8.9%) | California Dolphins Swim Team | 04/25/2026 | San Ramon Valley Aquatics Long Course C B BB+ | |
| 839 | Zaddik Fan | 54.15 | 10 | B Min | BB: 49.29 (+4.86s | 9.0%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 840 | Zakhar Breslavskyi | 54.17 | 9 | B Min | BB: 49.29 (+4.88s | 9.0%) | Boise YMCA Swim Team | 07/18/2025 | 2025 LCM Summer Championships | |
| 841 | Finn Brady | 54.17 | 9 | B Min | BB: 49.29 (+4.88s | 9.0%) | Academy Swim Club | 05/16/2026 | BIG ISLAND SWIMMING @ KCAC | |
| 842 | Christopher Rasmuson | 54.20 | 9 | B Min | BB: 49.29 (+4.91s | 9.1%) | Bishop Swim Team | 07/12/2025 | 2025 Silver State Championships | |
| 843 | Timothy Wang | 54.21 | 10 | B Min | BB: 49.29 (+4.92s | 9.1%) | Cascadia Swimming | 11/01/2025 | Oregon City Fall Open 2025 | |
| 844 | Yao Yang | 54.21 | 8 | B Min | BB: 49.29 (+4.92s | 9.1%) | DeAnza Cupertino Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | |
| 845 | Sebastian Monroy Reyes | 54.23 | 10 | B Min | BB: 49.29 (+4.94s | 9.1%) | Sunnyvale Swim Club | 06/27/2025 | Silicon Valley LC CBA+ Meet | |
| 846 | Harrison Kay | 54.24 | 9 | B Min | BB: 49.29 (+4.95s | 9.1%) | Legacy Aquatics | 11/02/2024 | Oregon City Fall Open 2024 | |
| 847 | Mason Porter | 54.26 | 10 | B Min | BB: 49.29 (+4.97s | 9.2%) | Highlands Ranch Aquatics | 07/12/2025 | 2025 CO TOPS SBL Summer Sizzler | |
| 848 | Robert Bray | 54.28 | 10 | B Min | BB: 49.29 (+4.99s | 9.2%) | Maverick Aquatics | 06/19/2025 | 2025 CO Grand Junction Invitational | |
| 849 | Jack McRae | 54.29 | 8 | B Min | BB: 49.29 (+5.00s | 9.2%) | Univ. of Denver Hilltoppers | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | |
| 850 | Luke Echaluse | 54.33 | 10 | B Min | BB: 49.29 (+5.04s | 9.3%) | California Dolphins Swim Team | 04/25/2026 | San Ramon Valley Aquatics Long Course C B BB+ | |
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.