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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1901 | 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 | ||
| 1902 | 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 | ||
| 1903 | 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 | ||
| 1904 | Hudson Goodrich | 41.03 | 9 | B: 38.19 (+2.84s | 6.9%) | Denver Swim Academy | 02/14/2026 | 2026 CO ACES Winter Open | ||
| 1905 | Andrew Fan | 41.03 | 10 | B: 38.19 (+2.84s | 6.9%) | Cascade Swim Club | 03/01/2025 | 2025 PN CSC Mystery Meet | ||
| 1906 | 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 | ||
| 1907 | Calvin Dell | 41.04 | 9 | B: 38.19 (+2.85s | 6.9%) | San Benito Aquatics | 03/28/2026 | Swim South Bay | ||
| 1908 | 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 | ||
| 1909 | Ryder Snow | 41.06 | 9 | B: 38.19 (+2.87s | 7.0%) | Apex | 03/14/2026 | 2026 John Haring Memorial BC Showdown | ||
| 1910 | Carter Vong | 41.06 | 8 | B: 38.19 (+2.87s | 7.0%) | Chinook Aquatic Club | 12/06/2025 | 2025 PN Fall Divisionals, Division 2 | ||
| 1911 | Senran Boldiga | 41.06 | 9 | B: 38.19 (+2.87s | 7.0%) | Chinook Aquatic Club | 05/15/2026 | 2026 PN SRST Pacific Coast Invitational App | ||
| 1912 | Luke Xu | 41.07 | 8 | B: 38.19 (+2.88s | 7.0%) | Seattle Metropolitan Aquatic C | 11/16/2025 | 2025 PN PAC Q Meet | ||
| 1913 | Theodore George | 41.08 | 10 | B: 38.19 (+2.89s | 7.0%) | Lakeridge Swim Team | 02/06/2026 | 2026 Valentines Day Age Group Open | ||
| 1914 | 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 | ||
| 1915 | 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 | ||
| 1916 | 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 | ||
| 1917 | Lewin Xie | 41.10 | 8 | B: 38.19 (+2.91s | 7.1%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | ||
| 1918 | Louis Chen | 41.11 | 8 | B: 38.19 (+2.92s | 7.1%) | Pleasanton Seahawks | 03/07/2026 | SRVA Last Chance Meet B BB+ | ||
| 1919 | Kane Sperber | 41.11 | 9 | B: 38.19 (+2.92s | 7.1%) | Pacific Swim | 09/21/2025 | 2025 SI PS Freestyle Festival Sun | ||
| 1920 | 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 | ||
| 1921 | Ezekiel Rojas | 41.12 | 9 | B: 38.19 (+2.93s | 7.1%) | Clovis Swim Club | 01/10/2026 | 2026 Clovis Swim Club Winter Open | ||
| 1922 | 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 | ||
| 1923 | Mason Somadi | 41.12 | 9 | B: 38.19 (+2.93s | 7.1%) | Beaverton Area Aquatics Club | 12/12/2025 | 2025 FGSC Christmas Invitational | ||
| 1924 | Gavin Merrill | 41.13 | 9 | B: 38.19 (+2.94s | 7.1%) | Olympus Aquatics | 12/18/2025 | 2025 OA IMR II Copied | ||
| 1925 | 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 | ||
| 1926 | 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 | ||
| 1927 | Finn Rodrigues | 41.14 | 9 | B: 38.19 (+2.95s | 7.2%) | Rainbow Aquatics | 01/11/2026 | ABC SCY Meet | ||
| 1928 | Vivaan Agarwal | 41.14 | 9 | B: 38.19 (+2.95s | 7.2%) | Wave Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div 4 Approved | ||
| 1929 | Jullian Ochoa | 41.15 | 10 | B: 38.19 (+2.96s | 7.2%) | North Salem | 02/14/2025 | 2025 OR HS 6a 6 | ||
| 1930 | Kevin Zhang | 41.15 | 9 | B: 38.19 (+2.96s | 7.2%) | Santa Clara Swim Club | 02/07/2026 | Alto Feb 7 8 CBA Valentines Day | ||
| 1931 | George DuPont | 41.16 | 7 | B: 38.19 (+2.97s | 7.2%) | Apex | 01/23/2026 | 2026 TTSC Winter Qualifier | ||
| 1932 | Jack Yulo | 41.16 | 8 | B: 38.19 (+2.97s | 7.2%) | Island Aquatics | 11/15/2025 | 2025 MAGSA SCY A3 Meet | ||
| 1933 | Santino Verderaime | 41.17 | 9 | B: 38.19 (+2.98s | 7.2%) | Pikes Peak Athletics | 02/21/2025 | 2025 CO PPA February Frenzy Last Chance | ||
| 1934 | Riko Jaya | 41.17 | 8 | B: 38.19 (+2.98s | 7.2%) | YMCA Presidio Aquatics | 04/18/2026 | RP SWIM CLUB (PRNA) SPRING SWIM FEST! | ||
| 1935 | Brandon Choy | 41.17 | 10 | B: 38.19 (+2.98s | 7.2%) | Manoa Aquatics | 01/18/2026 | January A+ Meet | ||
| 1936 | Mason Park | 41.17 | 9 | B: 38.19 (+2.98s | 7.2%) | Olympic Cascade Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | ||
| 1937 | Nathan Nguyen | 41.17 | 10 | B: 38.19 (+2.98s | 7.2%) | San Jose Goosemonkeys | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | ||
| 1938 | Ayaan Agrawal | 41.18 | 9 | B: 38.19 (+2.99s | 7.3%) | Quicksilver Swimming | 10/11/2025 | QSS Santa Cruz Competenicia C B A+ | ||
| 1939 | Wyatt Bradshaw | 41.19 | 9 | B: 38.19 (+3.00s | 7.3%) | Murray Aquatic Club | 11/20/2025 | 2025 MAC Thanksgiving Mini Meet | ||
| 1940 | Colin Kershner | 41.19 | 10 | B: 38.19 (+3.00s | 7.3%) | Greenwood Tiger Sharks | 02/08/2026 | 2026 CO Falfins Short Course Series #4 | ||
| 1941 | Callum Willis | 41.20 | 9 | B: 38.19 (+3.01s | 7.3%) | Olympic Cascade Aquatics | 01/25/2025 | 2025 PN PDST Winter Invitational | ||
| 1942 | Knox Inhelder | 41.20 | 9 | B: 38.19 (+3.01s | 7.3%) | Denver Triton Swim Team | 12/14/2025 | 2025 CO FORM Winter Open | ||
| 1943 | Keo Strong | 41.21 | 9 | B: 38.19 (+3.02s | 7.3%) | Piedmont Swim Team | 05/29/2026 | Piedmont Swim Team Club Championships | ||
| 1944 | Anthony Kindell | 41.22 | 10 | B: 38.19 (+3.03s | 7.4%) | Valley Aquatics | 11/17/2024 | PN VAST 2024 November Intrasquad Meet | ||
| 1945 | Pax Dolojan | 41.22 | 8 | B: 38.19 (+3.03s | 7.4%) | Inland Coastal Aquatic Club | 05/03/2026 | 2026 SI BAY 14U Rising Stars 1 | ||
| 1946 | Zachary Bobowski | 41.24 | 10 | B: 38.19 (+3.05s | 7.4%) | Lake Oswego | 02/15/2025 | 2025 OR HS 6A 5 | ||
| 1947 | Zixin Cheng | 41.24 | 9 | B: 38.19 (+3.05s | 7.4%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | ||
| 1948 | Mateo Lopez | 41.25 | 8 | B: 38.19 (+3.06s | 7.4%) | Quicksilver Swimming | 02/07/2026 | Valley Splash Short Course C B A Meet | ||
| 1949 | Patrick Lee | 41.26 | 10 | B: 38.19 (+3.07s | 7.4%) | Almaden Riptide | 02/07/2026 | 2026 PSL Super Finals Invitational | ||
| 1950 | Noah Calman | 41.27 | 10 | B: 38.19 (+3.08s | 7.5%) | Excel Aquatics | 01/19/2025 | 2025 PN BC 26th Annual Snowflake Classic | ||
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.