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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1751 | Rhett Berdzar | 40.90 | 9 | B: 38.19 (+2.71s | 6.6%) | Cortez Water Dragons | 05/29/2026 | 2026 CO Cortez Summer Open | ||
| 1752 | Ivan Hu | 40.90 | 8 | B: 38.19 (+2.71s | 6.6%) | Otter Swim Club | 01/24/2026 | 2026 Zone 1 North Championships | ||
| 1753 | Alex Zhong | 40.91 | 8 | B: 38.19 (+2.72s | 6.6%) | Santa Clara Swim Club | 04/26/2025 | Pacific Swimming 10 Under SC Championships | ||
| 1754 | David Griesinger | 40.91 | 9 | B: 38.19 (+2.72s | 6.6%) | Wasilla Waves Swim Club | 12/14/2024 | 2024 BY Candy Cane Invitational | ||
| 1755 | Calvin Thurmond | 40.91 | 9 | B: 38.19 (+2.72s | 6.6%) | SlipStream Aquatics | 09/15/2024 | 2024 CO SSA Intra Squad | ||
| 1756 | Evan Doong | 40.91 | 10 | B: 38.19 (+2.72s | 6.6%) | Sunnyvale Swim Club | 10/25/2025 | 2025 SUNN Fall Classic | ||
| 1757 | Thomas Raffanello | 40.93 | 9 | B: 38.19 (+2.74s | 6.7%) | Coral Shores High School | 10/21/2025 | 2025 FHSAA 1A District 12 | ||
| 1758 | Logan Shen | 40.93 | 10 | B: 38.19 (+2.74s | 6.7%) | Santa Clara Swim Club | 09/27/2025 | 2025 MAC Season Kick Off | ||
| 1759 | League Anakata | 40.94 | 10 | B: 38.19 (+2.75s | 6.7%) | Alameda Gators | 09/27/2025 | Orinda Aquatics SC C B BB+ Meet | ||
| 1760 | Gabriel Spindler | 40.94 | 10 | B: 38.19 (+2.75s | 6.7%) | Univ. of Denver Hilltoppers | 12/12/2025 | 2025 CO FAST Bill Spahn Mid Season Finale | ||
| 1761 | Samuel Bruce | 40.95 | 8 | B: 38.19 (+2.76s | 6.7%) | Palo Alto Stanford Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | ||
| 1762 | Jack Herson | 40.95 | 10 | B: 38.19 (+2.76s | 6.7%) | Albany Armada Aquatics | 07/10/2026 | Redwood Empire Swim League Championship | ||
| 1763 | Merit Daugherty | 40.96 | 7 | B: 38.19 (+2.77s | 6.8%) | Evergreen Hurricanes | 01/31/2026 | 2026 CO Anthony Boettcher Nate Rothman Memori | ||
| 1764 | Cole Humphreys | 40.96 | 10 | B: 38.19 (+2.77s | 6.8%) | Unattached | 02/07/2026 | PASA CBA+ SCY Meet Feb 2026 | ||
| 1765 | Grayson Bennett | 40.96 | 8 | B: 38.19 (+2.77s | 6.8%) | Spokane Waves Aquatic Team | 02/13/2026 | (Pullman) 2026 IES Jr Champs | ||
| 1766 | Yash Miyan | 40.96 | 10 | B: 38.19 (+2.77s | 6.8%) | South Valley Stingrays | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | ||
| 1767 | Apollo Van Brunt | 40.96 | 8 | B: 38.19 (+2.77s | 6.8%) | Kona Dolphins Swim Club | 11/08/2025 | BIG ISLAND SWIMMING @ KCAC | ||
| 1768 | Jake Chow | 40.97 | 10 | B: 38.19 (+2.78s | 6.8%) | California Dolphins Swim Team | 12/05/2025 | Pacific Swim SC C B BB+ Hosted By TERA | ||
| 1769 | Harlan Lawrence | 40.98 | 8 | B: 38.19 (+2.79s | 6.8%) | The Dalles Swim Team | 08/07/2026 | 2026 OR NST Seahorse Invitational | ||
| 1770 | Colson Mou | 41.00 | 9 | B: 38.19 (+2.81s | 6.9%) | South San Francisco Aquatics | 07/25/2026 | 2026 DACA SC CBA Meet | ||
| 1771 | Joshua Riedel | 41.00 | 10 | B: 38.19 (+2.81s | 6.9%) | Velocity Swimming | 02/14/2025 | 2025 IES JUNIOR CHAMPIONSHIPS | ||
| 1772 | Linus McMaster | 41.00 | 10 | B: 38.19 (+2.81s | 6.9%) | Eugene City Swim Club | 08/07/2026 | Big Kahuna 2026 | ||
| 1773 | Felix Jackson | 41.00 | 9 | B: 38.19 (+2.81s | 6.9%) | Tualatin Hills Swim Club | 05/16/2026 | 2026 John DeRoest Sextathlon Swim Meet | ||
| 1774 | Andrew Abramson | 41.01 | 9 | B: 38.19 (+2.82s | 6.9%) | Manta Ray Aquatics | 07/18/2026 | 2026 SI SOL 14u Rising Stars #3 | ||
| 1775 | Diego Pisoni | 41.02 | 9 | B: 38.19 (+2.83s | 6.9%) | Neptune Swimming | 07/25/2026 | 2026 REAL Championships | ||
| 1776 | Arjun Niranjan Shetty | 41.02 | 8 | B: 38.19 (+2.83s | 6.9%) | South Valley Makos | 03/01/2025 | Santa Clara Swim Club Race To AG Champs | ||
| 1777 | Julius Zhong | 41.03 | 9 | B: 38.19 (+2.84s | 6.9%) | Gilroy Gators Swim Team | 12/05/2025 | Zone 1S Year End Age Group Champs Minus Meet | ||
| 1778 | Mykhail Zolotukhin | 41.03 | 8 | B: 38.19 (+2.84s | 6.9%) | Santa Clara Swim Club | 02/21/2026 | Pacific Swimming 10 U SCY Championship | ||
| 1779 | Hudson Goodrich | 41.03 | 9 | B: 38.19 (+2.84s | 6.9%) | Denver Swim Academy | 02/14/2026 | 2026 CO ACES Winter Open | ||
| 1780 | Harrison Tanner | 41.04 | 10 | B: 38.19 (+2.85s | 6.9%) | North Coast Aquatics | 11/02/2025 | 2025 SI SEA Rising Stars Series Meet 1 | ||
| 1781 | Robert Karpenko | 41.04 | 8 | B: 38.19 (+2.85s | 6.9%) | University Place Aquatic Club | 07/11/2026 | 2026 PN UPAC Summer Challenge Intr Approved | ||
| 1782 | Owen Besley | 41.04 | 10 | B: 38.19 (+2.85s | 6.9%) | Bellingham Bay Swim Team | 07/11/2026 | 2026 BBST Final Summer Splash Invite Approved | ||
| 1783 | Theodore Sbarbaro | 41.05 | 10 | B: 38.19 (+2.86s | 7.0%) | Pikes Peak Athletics | 07/18/2026 | 2026 CO AP Rocky Mountain State Games | ||
| 1784 | Jay LaMarre | 41.06 | 8 | B: 38.19 (+2.87s | 7.0%) | Pacific Swim | 07/18/2026 | 2026 SI ICAC 14U RISING STARS 3 | ||
| 1785 | Haolin Chen | 41.06 | 10 | B: 38.19 (+2.87s | 7.0%) | Pacific Dragons Swim Team | 02/07/2026 | 2026 PN IST Feb Winter Invitational Approved | ||
| 1786 | Ryder Snow | 41.06 | 9 | B: 38.19 (+2.87s | 7.0%) | Apex | 03/14/2026 | 2026 John Haring Memorial BC Showdown | ||
| 1787 | Carter Vong | 41.06 | 8 | B: 38.19 (+2.87s | 7.0%) | Chinook Aquatic Club | 12/06/2025 | 2025 PN Fall Divisionals, Division 2 | ||
| 1788 | Na'i Ka'a'a | 41.08 | 8 | B: 38.19 (+2.89s | 7.0%) | Maui Dolphins Swim Club | 01/10/2026 | NEW YEAR S MAGSA SCY Meet | ||
| 1789 | Cameron Irani-Tehrani | 41.08 | 9 | B: 38.19 (+2.89s | 7.0%) | Pacific Swim | 10/24/2025 | 2025 SI JBST ALL AGES A BB MEET | ||
| 1790 | Aja George | 41.09 | 8 | B: 38.19 (+2.90s | 7.1%) | Palo Alto Stanford Aquatics | 02/07/2026 | PASA CBA+ SCY Meet Feb 2026 | ||
| 1791 | Lewin Xie | 41.10 | 8 | B: 38.19 (+2.91s | 7.1%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | ||
| 1792 | Silas Mason | 41.11 | 8 | B: 38.19 (+2.92s | 7.1%) | Cortez Water Dragons | 06/27/2026 | 2026 CO Montrose Marlins Summer Open | ||
| 1793 | Kane Sperber | 41.11 | 9 | B: 38.19 (+2.92s | 7.1%) | Pacific Swim | 09/21/2025 | 2025 SI PS Freestyle Festival Sun | ||
| 1794 | Lucas Dou | 41.11 | 9 | B: 38.19 (+2.92s | 7.1%) | Blue Dolphin Swim Team | 05/15/2026 | 2026 PN SRST Pacific Coast Invitational App | ||
| 1795 | Ezekiel Rojas | 41.12 | 9 | B: 38.19 (+2.93s | 7.1%) | Clovis Swim Club | 01/10/2026 | 2026 Clovis Swim Club Winter Open | ||
| 1796 | Carreau Brady | 41.12 | 9 | B: 38.19 (+2.93s | 7.1%) | Seattle Metropolitan Aquatic C | 11/09/2025 | 2025 PN SMAC November Mini Meet | ||
| 1797 | Mason Somadi | 41.12 | 9 | B: 38.19 (+2.93s | 7.1%) | Beaverton Area Aquatics Club | 12/12/2025 | 2025 FGSC Christmas Invitational | ||
| 1798 | Gavin Merrill | 41.13 | 9 | B: 38.19 (+2.94s | 7.1%) | Olympus Aquatics | 12/18/2025 | 2025 OA IMR II Copied | ||
| 1799 | Mariano Sanchez Nava | 41.13 | 10 | B: 38.19 (+2.94s | 7.1%) | Tornadoes Swim Team | 02/06/2026 | 2026 Forest Grove Coast Range Qualifier | ||
| 1800 | Evan Lambiotte | 41.14 | 10 | B: 38.19 (+2.95s | 7.2%) | Thurston Olympians Swim Club | 05/16/2026 | 2026 PN TOSC OST PAC May Meet Approved | ||
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.