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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2001 | Jacob Hernandez | 40.80 | 7 | B: 38.19 (+2.61s | 6.4%) | Pikes Peak Athletics | 12/12/2025 | 2025 CO FAST Bill Spahn Mid Season Finale | ||
| 2002 | Ryaan Sinno | 40.81 | 8 | B: 38.19 (+2.62s | 6.4%) | Walnut Creek Aquabears | 07/20/2024 | Zone 2 Summer Championships | ||
| 2003 | Julian Shreibati | 40.81 | 10 | B: 38.19 (+2.62s | 6.4%) | Palo Alto Stanford Aquatics | 12/20/2025 | 2025 PASA Winter Frolic Meet @ PALY HS | ||
| 2004 | John Tang | 40.81 | 10 | B: 38.19 (+2.62s | 6.4%) | Wave Aquatics | 12/06/2025 | 2025 PN Fall Divisionals, Division 3 WAVE | ||
| 2005 | Beckham Allen | 40.83 | 9 | B: 38.19 (+2.64s | 6.5%) | Pikes Peak Athletics | 01/10/2026 | 2026 CO PPA January Meet | ||
| 2006 | Marcus Trieu | 40.83 | 10 | B: 38.19 (+2.64s | 6.5%) | Unattached | 02/07/2026 | PASA CBA+ SCY Meet Feb 2026 | ||
| 2007 | Yavin Dantra | 40.84 | 8 | B: 38.19 (+2.65s | 6.5%) | San Ramon Valley Aquatics | 11/08/2025 | Brentwood Seawolves SCY C B BB+ | ||
| 2008 | Austin Corker | 40.84 | 9 | B: 38.19 (+2.65s | 6.5%) | Boise Swim Club | 09/13/2025 | Fall Frenzy 2025 | ||
| 2009 | Tyler Ahdut | 40.84 | 10 | B: 38.19 (+2.65s | 6.5%) | Bay Club Aquatics | 01/10/2026 | 2026 SI BAY 14U Rising Stars 3 | ||
| 2010 | Eason Chen | 40.84 | 7 | B: 38.19 (+2.65s | 6.5%) | Pacific Dragons Swim Team | 02/07/2026 | 2026 PN IST Feb Winter Invitational Approved | ||
| 2011 | Henry Huang | 40.84 | 9 | B: 38.19 (+2.65s | 6.5%) | Daly City Dolphins | 02/07/2026 | 2026 PSL Super Finals Invitational | ||
| 2012 | Teddy Daines | 40.84 | 9 | B: 38.19 (+2.65s | 6.5%) | Olympus Aquatics | 10/30/2025 | 2025 OA IMR 1 | ||
| 2013 | Aidan Berger | 40.85 | 9 | B: 38.19 (+2.66s | 6.5%) | Fort Collins Area Swim Team | 12/12/2025 | 2025 CO FAST Bill Spahn Mid Season Finale | ||
| 2014 | Alexander Manovych | 40.85 | 9 | B: 38.19 (+2.66s | 6.5%) | Falfins Swimming | 01/23/2026 | 2026 CO FAST Winter Open | ||
| 2015 | Evan Rhodus | 40.85 | 9 | B: 38.19 (+2.66s | 6.5%) | Swim Lake City Legends | 12/29/2025 | 60th Holiday Open 2025 C Meet | ||
| 2016 | Daniel Sheng | 40.86 | 9 | B: 38.19 (+2.67s | 6.5%) | Rancho San Dieguito | 10/11/2025 | 2025 SI RSD All Ages B C Meet | ||
| 2017 | Christopher Rasmuson | 40.87 | 8 | B: 38.19 (+2.68s | 6.6%) | Bishop Swim Team | 08/01/2025 | 2025 High Country Short Course Championship | ||
| 2018 | Edison Cois | 40.87 | 9 | B: 38.19 (+2.68s | 6.6%) | Life Time Oregon Swim Team | 01/02/2026 | 2026 CST Shark Chase Invitational | ||
| 2019 | Jamie Mesher | 40.87 | 9 | B: 38.19 (+2.68s | 6.6%) | Boise Swim Club | 11/22/2025 | 57th Annual Thanksgiving Invitational | ||
| 2020 | Paul Jeong | 40.87 | 10 | B: 38.19 (+2.68s | 6.6%) | Thunderbird Aquatic Club | 02/07/2026 | 2026 PN TAC Island Express | ||
| 2021 | Ezekiel Gador | 40.87 | 10 | B: 38.19 (+2.68s | 6.6%) | Caldwell Swim Club | 09/20/2025 | Caitlin Vinsonhaler Memorial Time Acheivement | ||
| 2022 | Brighton Watts | 40.88 | 8 | B: 38.19 (+2.69s | 6.6%) | Wasatch Front Fish Market | 11/12/2025 | WFFM November Developmental | ||
| 2023 | Payson Eattock | 40.88 | 10 | B: 38.19 (+2.69s | 6.6%) | East Bay Silver Dolphins | 10/11/2025 | VJO Sprint For The Golden Ticket CBA+ 2025 | ||
| 2024 | Brendan Stork | 40.88 | 8 | B: 38.19 (+2.69s | 6.6%) | Clovis Swim Club | 10/12/2024 | 2024 YMSC Half Dome Haven | ||
| 2025 | William Ross | 40.89 | 8 | B: 38.19 (+2.70s | 6.6%) | Orinda Country Club | 11/12/2023 | Fall Jamboree Invitational 2023 | ||
| 2026 | Quentin Bush | 40.89 | 10 | B: 38.19 (+2.70s | 6.6%) | Olympus Aquatics | 09/19/2025 | 2025 Thomas G Thorum IMX Challenge | ||
| 2027 | Jake Gehlert | 40.89 | 9 | B: 38.19 (+2.70s | 6.6%) | Piedmont Swim Team | 11/08/2025 | Albany Armada Aquatics C B BB+ Meet | ||
| 2028 | Maximilian Kuo | 40.89 | 7 | B: 38.19 (+2.70s | 6.6%) | California Dolphins Swim Team | 01/31/2026 | Zone 2 Winter Championship Meet | ||
| 2029 | Massimo Campagna | 40.90 | 9 | B: 38.19 (+2.71s | 6.6%) | Pacifica Sea Lions | 02/07/2026 | 2026 PSL Super Finals Invitational | ||
| 2030 | Liam Park | 40.90 | 9 | B: 38.19 (+2.71s | 6.6%) | Manoa Aquatics | 10/19/2025 | Aulea Fall Frenzy Meet | ||
| 2031 | Sebastien Prigent-Soong | 40.90 | 9 | B: 38.19 (+2.71s | 6.6%) | Warrior Aquatic Club | 10/18/2025 | BIG ISLAND SWIMMING @ HPA | ||
| 2032 | Ivan Hu | 40.90 | 8 | B: 38.19 (+2.71s | 6.6%) | Otter Swim Club | 01/24/2026 | 2026 Zone 1 North Championships | ||
| 2033 | Alex Zhong | 40.91 | 7 | B: 38.19 (+2.72s | 6.6%) | Santa Clara Swim Club | 04/26/2025 | Pacific Swimming 10 Under SC Championships | ||
| 2034 | David Griesinger | 40.91 | 8 | B: 38.19 (+2.72s | 6.6%) | Wasilla Waves Swim Club | 12/14/2024 | 2024 BY Candy Cane Invitational | ||
| 2035 | Calvin Thurmond | 40.91 | 8 | B: 38.19 (+2.72s | 6.6%) | SlipStream Aquatics | 09/15/2024 | 2024 CO SSA Intra Squad | ||
| 2036 | Evan Doong | 40.91 | 10 | B: 38.19 (+2.72s | 6.6%) | Sunnyvale Swim Club | 10/25/2025 | 2025 SUNN Fall Classic | ||
| 2037 | Benjamin Alvarez | 40.92 | 7 | B: 38.19 (+2.73s | 6.7%) | Quicksilver Swimming | 01/26/2024 | 2024 Brian Malick Memorial Z1S Championships | ||
| 2038 | Isaac Schuster | 40.92 | 10 | B: 38.19 (+2.73s | 6.7%) | University Place Aquatic Club | 11/02/2025 | 2025 PN UPAC Fall Qual | ||
| 2039 | Thomas Raffanello | 40.93 | 9 | B: 38.19 (+2.74s | 6.7%) | Coral Shores High School | 10/21/2025 | 2025 FHSAA 1A District 12 | ||
| 2040 | Logan Shen | 40.93 | 9 | B: 38.19 (+2.74s | 6.7%) | Santa Clara Swim Club | 09/27/2025 | 2025 MAC Season Kick Off | ||
| 2041 | Rocco Costanza | 40.93 | 7 | B: 38.19 (+2.74s | 6.7%) | Aptos Cabrillo Swim Club | 07/19/2024 | Coast Valley Aquatics Short Course Champs | ||
| 2042 | League Anakata | 40.94 | 9 | B: 38.19 (+2.75s | 6.7%) | Alameda Gators | 09/27/2025 | Orinda Aquatics SC C B BB+ Meet | ||
| 2043 | Bromley Ashforth | 40.94 | 7 | B: 38.19 (+2.75s | 6.7%) | Neptune Swimming | 11/08/2025 | TCA PC November SC C B A+ | ||
| 2044 | Gabriel Spindler | 40.94 | 9 | B: 38.19 (+2.75s | 6.7%) | Univ. of Denver Hilltoppers | 12/12/2025 | 2025 CO FAST Bill Spahn Mid Season Finale | ||
| 2045 | Ender Wilson | 40.94 | 10 | B: 38.19 (+2.75s | 6.7%) | Hood River Valley Swim Team | 10/18/2025 | 2025 HRVST Harvest Of Gold Invitational | ||
| 2046 | Calvin Yip | 40.95 | 9 | B: 38.19 (+2.76s | 6.7%) | Palo Alto Stanford Aquatics | 12/20/2025 | 2025 PASA Winter Frolic Meet @ PALY HS | ||
| 2047 | Samuel Bruce | 40.95 | 8 | B: 38.19 (+2.76s | 6.7%) | Palo Alto Stanford Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | ||
| 2048 | Merit Daugherty | 40.96 | 7 | B: 38.19 (+2.77s | 6.8%) | Evergreen Hurricanes | 01/31/2026 | 2026 CO Anthony Boettcher Nate Rothman Memori | ||
| 2049 | Cole Humphreys | 40.96 | 10 | B: 38.19 (+2.77s | 6.8%) | Unattached | 02/07/2026 | PASA CBA+ SCY Meet Feb 2026 | ||
| 2050 | Yash Miyan | 40.96 | 10 | B: 38.19 (+2.77s | 6.8%) | South Valley Stingrays | 01/16/2026 | 2026 Brian Malick Memorial Z1S 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.