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 | |
|---|---|---|---|---|---|---|---|---|---|
| 4101 | Rowan Romero | 54.10 | 9 | B: 38.19 (+15.91s | 29.4%) | Falfins Swimming | 01/10/2026 | 2026 CO Falfins SC Series #3 | ||
| 4102 | Lyon Zhang | 54.11 | 9 | B: 38.19 (+15.92s | 29.4%) | Lake Oswego Swim Club | 01/28/2026 | 2026 January LOSC Intrasquad | ||
| 4103 | Yihyun Chang | 54.13 | 9 | B: 38.19 (+15.94s | 29.4%) | Seattle Metropolitan Aquatic C | 02/08/2026 | 2026 PN SMAC February Mini Meet Approved | ||
| 4104 | William Xing | 54.13 | 7 | B: 38.19 (+15.94s | 29.4%) | Seattle Metropolitan Aquatic C | 12/06/2025 | 2025 PN Fall Divisionals, Division 1 OCA | ||
| 4105 | Tucker Trevino | 54.14 | 8 | B: 38.19 (+15.95s | 29.5%) | Unattached | 03/16/2024 | 2024 Pot O Gold | ||
| 4106 | Daniel Zhang | 54.15 | 8 | B: 38.19 (+15.96s | 29.5%) | Milpitas Aquatic Club | 03/22/2024 | 2024 Milpitas Aquatic Club SC CBA+ Meet | ||
| 4107 | William Allen | 54.16 | 8 | B: 38.19 (+15.97s | 29.5%) | North Jeffco Swim Team | 12/15/2024 | 2024 CO NJ Narwahl Invitational | ||
| 4108 | Andrew Neill | 54.17 | 8 | B: 38.19 (+15.98s | 29.5%) | City of Morgan Hill Splash Aqu | 03/22/2024 | 2024 Milpitas Aquatic Club SC CBA+ Meet | ||
| 4109 | Asher Lai | 54.18 | 8 | B: 38.19 (+15.99s | 29.5%) | Palo Alto Stanford Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | ||
| 4110 | Julian Wright | 54.18 | 8 | B: 38.19 (+15.99s | 29.5%) | Chinook Aquatic Club | 10/18/2025 | 2025 PN IST Fall Open | ||
| 4111 | Kabir Jain | 54.18 | 8 | B: 38.19 (+15.99s | 29.5%) | Hillsboro Swim Team | 02/07/2026 | 2026 OR HEAT BC Blastoff | ||
| 4112 | Austin Palmer | 54.19 | 7 | B: 38.19 (+16.00s | 29.5%) | Vacaville Swim Club | 11/12/2022 | Napa Valley Swim Team Short Course PC C B A+ | ||
| 4113 | Angadh Bhargava | 54.19 | 9 | B: 38.19 (+16.00s | 29.5%) | Wave Aquatics | 01/24/2026 | 2026 PN WAVE Winter Invitational Approved | ||
| 4114 | Jasper Su | 54.21 | 7 | B: 38.19 (+16.02s | 29.6%) | East Bay Bat Rays | 12/14/2024 | 2024 12 14 CDST SC C B BB+ Meet | ||
| 4115 | Yuvaan Gaikwad | 54.21 | 8 | B: 38.19 (+16.02s | 29.6%) | California Dolphins Swim Team | 10/18/2025 | PC CDST SC C B BB+ | ||
| 4116 | Noyan Naderalvojoud | 54.23 | 8 | B: 38.19 (+16.04s | 29.6%) | Alto Swim Club | 02/07/2026 | Alto Feb 7 8 CBA Valentines Day | ||
| 4117 | Hans Flinch | 54.23 | 9 | B: 38.19 (+16.04s | 29.6%) | Jackson Hole Stingrays | 10/25/2025 | Spook Splash 2025 | ||
| 4118 | Cary Zhou | 54.24 | 8 | B: 38.19 (+16.05s | 29.6%) | Wave Aquatics | 12/06/2025 | 2025 PN Fall Divisionals, Division 3 WAVE | ||
| 4119 | Oliver Ye | 54.25 | 10 | B: 38.19 (+16.06s | 29.6%) | Palo Alto Stanford Aquatics | 02/22/2025 | 2025 Tri Venue Last Chance Meet PASA | ||
| 4120 | Namish Karthik | 54.26 | 8 | B: 38.19 (+16.07s | 29.6%) | Sunnyvale Swim Club | 10/25/2025 | 2025 SUNN Fall Classic | ||
| 4121 | Michael Campbell | 54.26 | 9 | B: 38.19 (+16.07s | 29.6%) | Sawtooth Aquatic Club | 11/15/2025 | Fall Mixer Block Party #1 | ||
| 4122 | Nolan Jandinero | 54.26 | 8 | B: 38.19 (+16.07s | 29.6%) | Seaside Aquatic Club | 07/19/2024 | Coast Valley Aquatics Short Course Champs | ||
| 4123 | Trace Miller | 54.29 | 9 | B: 38.19 (+16.10s | 29.7%) | Las Animas Trofins | 07/25/2025 | 2025 CO SECAL Championships | ||
| 4124 | Leif Mckay | 54.30 | 9 | B: 38.19 (+16.11s | 29.7%) | Columbia River Swim Team | 11/01/2025 | 2025 PAC Fall Invitational | ||
| 4125 | William Smith | 54.30 | 8 | B: 38.19 (+16.11s | 29.7%) | Piedmont Swim Team | 02/24/2024 | NVST Short Course PC C B A+ | ||
| 4126 | Henry Pan | 54.31 | 8 | B: 38.19 (+16.12s | 29.7%) | Santa Clara Swim Club | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | ||
| 4127 | Roger Hou | 54.31 | 7 | B: 38.19 (+16.12s | 29.7%) | Milpitas Aquatic Club | 10/25/2024 | GGST Spooktacular | ||
| 4128 | Bodhi Won | 54.31 | 8 | B: 38.19 (+16.12s | 29.7%) | Richmond Sailfish | 12/14/2024 | 2024 12 14 CDST SC C B BB+ Meet | ||
| 4129 | Joseph Cronin | 54.32 | 10 | B: 38.19 (+16.13s | 29.7%) | Pacific Swim | 09/21/2025 | 2025 SI PS Freestyle Festival Sun | ||
| 4130 | Christopher Bate | 54.33 | 8 | B: 38.19 (+16.14s | 29.7%) | Team Sopris Swimming | 10/12/2024 | 2024 CO Autumn Aspen Meet | ||
| 4131 | Everett Moore | 54.35 | 9 | B: 38.19 (+16.16s | 29.7%) | Lake Oswego Swim Club | 12/13/2025 | 2025 OR HEAT Winter Invitational | ||
| 4132 | Connor Gumm | 54.35 | 8 | B: 38.19 (+16.16s | 29.7%) | Dart Swimming | 10/28/2023 | SCSC Vs DART Dual Meet | ||
| 4133 | Nithilan Venkatesan | 54.38 | 10 | B: 38.19 (+16.19s | 29.8%) | Stingray Swim Team | 09/27/2025 | 2025 PN IST Sockeye Sprints | ||
| 4134 | Maxim Maslovskiy | 54.39 | 6 | B: 38.19 (+16.20s | 29.8%) | West Coast Aquatics | 02/07/2026 | 2026 PN IST Feb Winter Invitational Approved | ||
| 4135 | Dominic Listella | 54.40 | 8 | B: 38.19 (+16.21s | 29.8%) | Spokane Waves Aquatic Team | 11/21/2025 | 2025 Adam England Memorial Fall Splash | ||
| 4136 | Dillon Lester | 54.43 | 8 | B: 38.19 (+16.24s | 29.8%) | Neptune Swimming | 01/17/2026 | PC PRNA Final Splash To The Championship CBA+ | ||
| 4137 | Willard Cui | 54.43 | 8 | B: 38.19 (+16.24s | 29.8%) | Palo Alto Stanford Aquatics | 10/25/2025 | TYR BAC SPOOKY FALL CLASSIC | ||
| 4138 | Dhruv Prashanth | 54.45 | 9 | B: 38.19 (+16.26s | 29.9%) | YMCA Presidio Aquatics | 11/15/2025 | NVST Swimming Into Fall 2025 | ||
| 4139 | Felix Jung | 54.47 | 8 | B: 38.19 (+16.28s | 29.9%) | Palo Alto Stanford Aquatics | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | ||
| 4140 | Everett Lee-Kwon | 54.49 | 8 | B: 38.19 (+16.30s | 29.9%) | Tualatin Hills Swim Club | 10/10/2025 | 2025 October FNT | ||
| 4141 | Julian Miller | 54.52 | 9 | B: 38.19 (+16.33s | 30.0%) | Wasatch Front Fish Market | 10/15/2025 | WFFM October Developmental | ||
| 4142 | Samuel Dillon | 54.52 | 8 | B: 38.19 (+16.33s | 30.0%) | City of Morgan Hill Splash Aqu | 01/26/2024 | 2024 Brian Malick Memorial Z1S Championships | ||
| 4143 | Felix Olsen | 54.54 | 9 | B: 38.19 (+16.35s | 30.0%) | Fort Collins Area Swim Team | 02/21/2025 | 2025 CO FAST Aquarius Last Chance | ||
| 4144 | Lev Kandalov | 54.54 | 9 | B: 38.19 (+16.35s | 30.0%) | Milpitas Aquatic Club | 03/29/2025 | Alto Rock The Blocks Invitational | ||
| 4145 | Arjun Nair | 54.56 | 7 | B: 38.19 (+16.37s | 30.0%) | Olympus Aquatics | 10/25/2024 | 2024 Olympus Aquatics IMR I | ||
| 4146 | Zachary Aslanyan | 54.56 | 9 | B: 38.19 (+16.37s | 30.0%) | Hills Hurricane Swimming | 12/05/2025 | Pacific Swim SC C B BB+ Hosted By TERA | ||
| 4147 | Sarthak Nagar | 54.57 | 6 | B: 38.19 (+16.38s | 30.0%) | Sunnyvale Swim Club | 11/17/2023 | Alto Fall Frolic 2023 | ||
| 4148 | Alexander Koh | 54.57 | 7 | B: 38.19 (+16.38s | 30.0%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | ||
| 4149 | Jenson Faherty | 54.57 | 9 | B: 38.19 (+16.38s | 30.0%) | Form Swim Team | 02/01/2026 | 2026 CO FORM February Freeze | ||
| 4150 | Luke Bardenhagen | 54.58 | 7 | B: 38.19 (+16.39s | 30.0%) | Island Aquatics | 01/10/2026 | NEW YEAR S MAGSA SCY 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.