Western Zone Zone Boys 10 & under - 50 Y Breast
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1851 | Pax Valdez | 57.02 | 8 | B: 53.39 (+3.63s | 6.4%) | Bay Club Panthers | 02/22/2025 | 2025 Tri Venue Last Chance Meet PASA | ||
| 1852 | Logan Fischer | 57.03 | 8 | B: 53.39 (+3.64s | 6.4%) | Denver Swim Academy | 10/11/2024 | 2024 CO PPA Harvest Heats | ||
| 1853 | Leif Ma | 57.04 | 9 | B: 53.39 (+3.65s | 6.4%) | Alto Swim Club | 02/07/2026 | Alto Feb 7 8 CBA Valentines Day | ||
| 1854 | Logan Ding | 57.04 | 9 | B: 53.39 (+3.65s | 6.4%) | California Dolphins Swim Team | 12/05/2025 | Pacific Swim SC C B BB+ Hosted By TERA | ||
| 1855 | William Korell | 57.07 | 9 | B: 53.39 (+3.68s | 6.4%) | Castle Rock Swimming | 12/19/2025 | 2025 CO Falfins Holiday Open | ||
| 1856 | Arjun Niranjan Shetty | 57.07 | 7 | B: 53.39 (+3.68s | 6.4%) | South Valley Makos | 04/26/2025 | Pacific Swimming 10 Under SC Championships | ||
| 1857 | Joseph Wang | 57.08 | 10 | B: 53.39 (+3.69s | 6.5%) | Life Time Oregon Swim Team | 12/13/2025 | 2025 OR HEAT Winter Invitational | ||
| 1858 | AJ Estes | 57.11 | 9 | B: 53.39 (+3.72s | 6.5%) | Excel Aquatics | 01/16/2026 | 2026 TYR Mardi Gras Invite | ||
| 1859 | Aaron Boytsov | 57.12 | 8 | B: 53.39 (+3.73s | 6.5%) | Renegade Aquatics | 01/11/2026 | 2026 SI FAST 14U RISING STARS 3 | ||
| 1860 | Connor Wu | 57.12 | 9 | B: 53.39 (+3.73s | 6.5%) | Cascade Swim Club | 02/01/2026 | 2026 PN CSC February Mini Meet Approved | ||
| 1861 | Aiden Xu | 57.13 | 8 | B: 53.39 (+3.74s | 6.5%) | Northern Nevada Aquatics | 01/16/2026 | 2026 Blizzard Blast Swim Meet | ||
| 1862 | Harrison Tanner | 57.13 | 9 | B: 53.39 (+3.74s | 6.5%) | North Coast Aquatics | 11/02/2025 | 2025 SI SEA Rising Stars Series Meet 1 | ||
| 1863 | Lucas Sun | 57.13 | 9 | B: 53.39 (+3.74s | 6.5%) | Unattached | 10/25/2025 | 2025 SUNN Fall Classic | ||
| 1864 | Kanoa Kikuta | 57.13 | 9 | B: 53.39 (+3.74s | 6.5%) | Shasta YMCA Sharks | 11/21/2025 | 2025 Rogue Rapids Sofia Marks Invitational | ||
| 1865 | Jameson Wallace | 57.14 | 7 | B: 53.39 (+3.75s | 6.6%) | Napa Valley Swim Team | 01/17/2026 | PC PRNA Final Splash To The Championship CBA+ | ||
| 1866 | Oliver Conrad | 57.14 | 10 | B: 53.39 (+3.75s | 6.6%) | SlipStream Aquatics | 09/14/2025 | 2025 CO SSA Red Vs Yellow Intra Squad | ||
| 1867 | Darius Parineh | 57.15 | 9 | B: 53.39 (+3.76s | 6.6%) | Alto Swim Club | 11/15/2025 | Alto Nov 15 16 Fall Frolic | ||
| 1868 | Liber Liao | 57.15 | 8 | B: 53.39 (+3.76s | 6.6%) | West Coast Aquatics | 01/10/2026 | 2026 PN WEST IMX Intersquad | ||
| 1869 | Samuel Leineweber | 57.17 | 9 | B: 53.39 (+3.78s | 6.6%) | Apex | 02/15/2026 | 2026 OR CB Valentine Last Chance Invitational | ||
| 1870 | Miles Xu | 57.17 | 7 | B: 53.39 (+3.78s | 6.6%) | Northglenn Fusion Swim Club | 01/09/2026 | 2026 CO NJ Narwhal Invitational | ||
| 1871 | Mason Carlyle | 57.18 | 10 | B: 53.39 (+3.79s | 6.6%) | Gilroy Gators Swim Team | 11/14/2025 | 2025 Santa Clara Swim Club SC CBA Meet | ||
| 1872 | Cassius Bui | 57.18 | 8 | B: 53.39 (+3.79s | 6.6%) | Front Range Barracudas | 02/13/2026 | 2026 CO NJ Groundhog Invite | ||
| 1873 | Jasper Zhong | 57.19 | 7 | B: 53.39 (+3.80s | 6.6%) | Seattle Metropolitan Aquatic C | 11/16/2025 | 2025 PN PAC Q Meet | ||
| 1874 | Liam Larson | 57.19 | 8 | B: 53.39 (+3.80s | 6.6%) | Pacific Swim | 06/07/2025 | 2025 SI SBA Splash Dash Max Meet | ||
| 1875 | Dennis Liu | 57.19 | 9 | B: 53.39 (+3.80s | 6.6%) | Milpitas Aquatic Club | 09/27/2025 | 2025 MAC Season Kick Off | ||
| 1876 | Jayden Rozario | 57.22 | 8 | B: 53.39 (+3.83s | 6.7%) | Vacaville Swim Club | 11/15/2025 | NVST Swimming Into Fall 2025 | ||
| 1877 | Brody Mallo | 57.24 | 8 | B: 53.39 (+3.85s | 6.7%) | Monterey Bay Swim Club | 11/15/2024 | MBSC GSMY Z1S Race To AGC C B A+ | ||
| 1878 | Emmett Brodie | 57.25 | 9 | B: 53.39 (+3.86s | 6.7%) | Mission Aurora Colorado Swimmi | 01/09/2026 | 2026 CO NJ Narwhal Invitational | ||
| 1879 | Nathaniel Chiang | 57.26 | 10 | B: 53.39 (+3.87s | 6.8%) | Issaquah Swim Team | 02/07/2026 | 2026 PN IST Feb Winter Invitational Approved | ||
| 1880 | Finn Rodrigues | 57.26 | 9 | B: 53.39 (+3.87s | 6.8%) | Rainbow Aquatics | 01/18/2026 | January A+ Meet | ||
| 1881 | Carter Milroy | 57.26 | 9 | B: 53.39 (+3.87s | 6.8%) | Foothills Swim Team | 02/14/2025 | 2025 CO LOVE Last Chance Sweetheart | ||
| 1882 | Andrew Chen | 57.27 | 7 | B: 53.39 (+3.88s | 6.8%) | Seattle Metropolitan Aquatic C | 10/04/2025 | 2025 PN SMAC Fall Kick Off Invitational | ||
| 1883 | Aarav Rastogi | 57.28 | 10 | B: 53.39 (+3.89s | 6.8%) | Tualatin Hills Swim Club | 11/07/2025 | 2025 THSC November Open | ||
| 1884 | Tony Le | 57.28 | 10 | B: 53.39 (+3.89s | 6.8%) | Seattle Metropolitan Aquatic C | 10/18/2025 | 2025 PN VAST Fall Classic | ||
| 1885 | Teddy Daines | 57.28 | 9 | B: 53.39 (+3.89s | 6.8%) | Olympus Aquatics | 10/30/2025 | 2025 OA IMR 1 | ||
| 1886 | Austin Brower | 57.29 | 8 | B: 53.39 (+3.90s | 6.8%) | Pacific Swim | 01/31/2026 | 2026 SBA All Ages NTS Meet | ||
| 1887 | Finn Brady | 57.29 | 9 | B: 53.39 (+3.90s | 6.8%) | Academy Swim Club | 02/07/2026 | BIG ISLAND SWIMMING @ KCAC | ||
| 1888 | Leo Castiglione | 57.30 | 9 | B: 53.39 (+3.91s | 6.8%) | Pearl City Aquatics | 10/19/2025 | Aulea Fall Frenzy Meet | ||
| 1889 | Naitian Yao | 57.31 | 9 | B: 53.39 (+3.92s | 6.8%) | Alto Swim Club | 03/29/2025 | Alto Rock The Blocks Invitational | ||
| 1890 | Logan Pho | 57.32 | 7 | B: 53.39 (+3.93s | 6.9%) | South San Francisco Aquatics | 12/06/2025 | DCD Winter Holiday Splash CBA+ | ||
| 1891 | Benjamin Cheng | 57.32 | 7 | B: 53.39 (+3.93s | 6.9%) | San Ramon Valley Aquatics | 12/05/2025 | Pacific Swim SC C B BB+ Hosted By TERA | ||
| 1892 | Jackson Deshler | 57.39 | 10 | B: 53.39 (+4.00s | 7.0%) | Front Range Barracudas | 01/09/2026 | 2026 CO CUDA January Pizza Meet | ||
| 1893 | Isaac Duran | 57.39 | 9 | B: 53.39 (+4.00s | 7.0%) | Seaside Aquatic Club | 12/14/2024 | Zone 1 South Winter Championships | ||
| 1894 | Mason Lu | 57.39 | 9 | B: 53.39 (+4.00s | 7.0%) | Quicksilver Swimming | 10/11/2025 | QSS Santa Cruz Competenicia C B A+ | ||
| 1895 | Andrei Sanchez | 57.40 | 10 | B: 53.39 (+4.01s | 7.0%) | Island Aquatics | 11/01/2025 | 2025 MAGSA B 2 SCY Meet | ||
| 1896 | Paul Groza | 57.41 | 10 | B: 53.39 (+4.02s | 7.0%) | Vandal Aquatic Club | 01/31/2026 | Coug Winter Open | ||
| 1897 | Octavius Tse | 57.42 | 10 | B: 53.39 (+4.03s | 7.0%) | Palo Alto Stanford Aquatics | 03/22/2025 | 2025 Los Altos Mountain View SC CBA Meet | ||
| 1898 | Ephraim Park | 57.44 | 10 | B: 53.39 (+4.05s | 7.1%) | Utah Valley Aquatics | 09/24/2025 | 2025 UVRays September Intrasquad | ||
| 1899 | Nathan Hsu | 57.44 | 10 | B: 53.39 (+4.05s | 7.1%) | DeAnza Cupertino Aquatics | 10/11/2025 | 2025 DACA SC CBA Meet | ||
| 1900 | Jonathan Hou | 57.44 | 8 | B: 53.39 (+4.05s | 7.1%) | West Coast Aquatics | 01/10/2026 | 2026 PN WEST IMX Intersquad | ||
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.