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 | Seamus Kelly | 39.62 | 8 | B: 38.19 (+1.43s | 3.6%) | Greenwood Tiger Sharks | 12/12/2025 | 2025 CO NJ Blizzard Invite | ||
| 1752 | Jonaz Valencia | 39.62 | 8 | B: 38.19 (+1.43s | 3.6%) | Canyons Aquatic Club | 10/25/2025 | CANY Harry Potter Meet | ||
| 1753 | Henry Faconti | 39.65 | 9 | B: 38.19 (+1.46s | 3.7%) | Highlands Ranch Aquatics | 03/13/2026 | Mile High Championship Invitational | ||
| 1754 | Charles Heffernan | 39.65 | 8 | B: 38.19 (+1.46s | 3.7%) | Legacy Aquatics | 02/21/2026 | 2026 Arena Short Course 10 U Championships | ||
| 1755 | Lucas Liu | 39.65 | 9 | B: 38.19 (+1.46s | 3.7%) | Bellevue Club Swim Team | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | ||
| 1756 | Ryan Hamby | 39.65 | 9 | B: 38.19 (+1.46s | 3.7%) | Palo Alto Stanford Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | ||
| 1757 | Theodore Ellington | 39.65 | 9 | B: 38.19 (+1.46s | 3.7%) | Stingray Swim Team | 02/27/2026 | 2026 PN February AGI, Div 1 Approved | ||
| 1758 | Joohwan Kim | 39.66 | 8 | B: 38.19 (+1.47s | 3.7%) | DeAnza Cupertino Aquatics | 03/07/2026 | DACA CBA Meet | ||
| 1759 | Ryder Tomita | 39.66 | 10 | B: 38.19 (+1.47s | 3.7%) | South Bay Aquatics | 12/13/2025 | 2025 SI CAST 14U Rising Stars 2 | ||
| 1760 | Bentley Branch | 39.66 | 10 | B: 38.19 (+1.47s | 3.7%) | Hickam Hurricanes | 03/07/2026 | 2026 HI Junior Age Group SCY Championship | ||
| 1761 | Samuel Baltasar | 39.67 | 10 | B: 38.19 (+1.48s | 3.7%) | Daly City Dolphins | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | ||
| 1762 | Sarthak Nagar | 39.67 | 8 | B: 38.19 (+1.48s | 3.7%) | Sunnyvale Swim Club | 03/28/2026 | LAMV C B A+ Meet | ||
| 1763 | Tomaso Pisegna | 39.67 | 9 | B: 38.19 (+1.48s | 3.7%) | South Valley Makos | 12/05/2025 | Zone 1S Year End Age Group Champs Minus Meet | ||
| 1764 | Logan Walker | 39.68 | 9 | B: 38.19 (+1.49s | 3.8%) | Fort Collins Area Swim Team | 02/13/2026 | 2026 CO Loveland Last Chance Sweetheart Meet | ||
| 1765 | Leif Osborne | 39.68 | 9 | B: 38.19 (+1.49s | 3.8%) | Bay Club Aquatics | 12/05/2025 | SI 2025 RSD All Ages WAG Max | ||
| 1766 | Otis Brown | 39.68 | 9 | B: 38.19 (+1.49s | 3.8%) | Bainbridge Island Swim Club | 01/31/2026 | 2026 PN BISC Bluefin Invitational | ||
| 1767 | Theodore Cruikshank | 39.69 | 8 | B: 38.19 (+1.50s | 3.8%) | Ladera Oaks | 10/25/2025 | 2025 SUNN Fall Classic | ||
| 1768 | Connor Lehman | 39.69 | 10 | B: 38.19 (+1.50s | 3.8%) | Sea Lions Swim Team | 02/07/2026 | 2026 OR HEAT BC Blastoff | ||
| 1769 | Asher Freiberg | 39.69 | 10 | B: 38.19 (+1.50s | 3.8%) | Kamehameha Swim Club | 11/09/2025 | OSL A+ SCY Meet | ||
| 1770 | Theodore Goldstein | 39.70 | 10 | B: 38.19 (+1.51s | 3.8%) | Univ. of Denver Hilltoppers | 03/14/2026 | 2026 CO TOPS SCY Finale | ||
| 1771 | Colin Wu | 39.70 | 10 | B: 38.19 (+1.51s | 3.8%) | Life Time Colorado Swim Club | 01/02/2026 | 2026 CO COSA New Year Open | ||
| 1772 | Aidan Berger | 39.70 | 9 | B: 38.19 (+1.51s | 3.8%) | Fort Collins Area Swim Team | 02/14/2026 | 2026 CO NCS 10 U Winter Spectacular | ||
| 1773 | David Tan | 39.70 | 9 | B: 38.19 (+1.51s | 3.8%) | Pacifica Sea Lions | 02/21/2026 | Pacific Swimming 10 U SCY Championship | ||
| 1774 | Anthony Pham | 39.70 | 10 | B: 38.19 (+1.51s | 3.8%) | South Valley Makos | 03/28/2026 | Swim South Bay | ||
| 1775 | Levi Fusselman | 39.71 | 9 | B: 38.19 (+1.52s | 3.8%) | Portneuf Valley Swim Team | 12/13/2025 | 2025 Holiday Classic | ||
| 1776 | Brock Hawrylak | 39.71 | 10 | B: 38.19 (+1.52s | 3.8%) | Aquawolves Swimming | 02/14/2026 | 2026 CO AQUA February Home Meet | ||
| 1777 | Clayton Du | 39.72 | 9 | B: 38.19 (+1.53s | 3.9%) | Palo Alto Stanford Aquatics | 03/07/2026 | 2026 PASA Last Chance For JO S | ||
| 1778 | Theodore Gramer | 39.72 | 10 | B: 38.19 (+1.53s | 3.9%) | SwimTLC-Parker Phenomena Swim | 02/07/2025 | 2025 CO NJ Groundhog Invite | ||
| 1779 | Theo Maier | 39.72 | 10 | B: 38.19 (+1.53s | 3.9%) | River Road Swim Team | 03/08/2025 | 2025 Valley Coast Invitational | ||
| 1780 | Aniyant Karthik | 39.72 | 9 | B: 38.19 (+1.53s | 3.9%) | Olympic Cascade Aquatics | 12/06/2025 | 2025 PN Fall Divisionals, Division 1 OCA | ||
| 1781 | Oliver Ng | 39.73 | 10 | B: 38.19 (+1.54s | 3.9%) | Life Time Oregon Swim Team | 09/27/2025 | FGSC 2025 Season Opener Pentathlon | ||
| 1782 | Patrick Wang | 39.73 | 8 | B: 38.19 (+1.54s | 3.9%) | Milpitas Aquatic Club | 03/20/2026 | SCY Spring Age Group Championships | ||
| 1783 | Julian Kreth | 39.73 | 8 | B: 38.19 (+1.54s | 3.9%) | Tualatin Hills Swim Club | 02/21/2026 | 2026 Arena Short Course 10 U Championships | ||
| 1784 | August McFarland | 39.73 | 8 | B: 38.19 (+1.54s | 3.9%) | Form Swim Team | 01/23/2026 | 2026 CO FAST Winter Open | ||
| 1785 | Bo Bamford | 39.74 | 9 | B: 38.19 (+1.55s | 3.9%) | Portland Aquatic Club | 02/22/2025 | 2025 Arena Short Course 10 U Championships | ||
| 1786 | Luca Ferrante | 39.74 | 8 | B: 38.19 (+1.55s | 3.9%) | Unattached | 02/13/2026 | 2026 Neptune Swimming Invitational | ||
| 1787 | Bruce Copeland-Fellezs | 39.75 | 8 | B: 38.19 (+1.56s | 3.9%) | Rainbow Aquatics | 03/07/2026 | 2026 HI Junior Age Group SCY Championship | ||
| 1788 | Carson Wansor | 39.75 | 10 | B: 38.19 (+1.56s | 3.9%) | North Coast Aquatics | 01/31/2026 | 2026 SI HSA All Ages NTS Meet | ||
| 1789 | Shaan Chenam | 39.77 | 9 | B: 38.19 (+1.58s | 4.0%) | Aquazot Swim Club | 11/21/2025 | 2025 CA MVN Turkey Classic | ||
| 1790 | Ishaan Talluri | 39.77 | 9 | B: 38.19 (+1.58s | 4.0%) | Wave Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div 4 Approved | ||
| 1791 | Will Spahn | 39.78 | 9 | B: 38.19 (+1.59s | 4.0%) | Alto Swim Club | 01/24/2026 | 2026 Zone 1 North Championships | ||
| 1792 | Zachary Tsang | 39.78 | 9 | B: 38.19 (+1.59s | 4.0%) | Palo Alto Stanford Aquatics | 11/15/2025 | De Anza Cupertino Aquatics CBA+ Meet | ||
| 1793 | Everett Gerlock | 39.79 | 9 | B: 38.19 (+1.60s | 4.0%) | Gunnison Stingrays | 08/01/2025 | 2025 CO CSI Scottie Aschermann Memorial | ||
| 1794 | Charles Grunewald | 39.79 | 9 | B: 38.19 (+1.60s | 4.0%) | Palo Alto Stanford Aquatics | 12/21/2024 | 2024 PASA Winter Frolic Meet @ PALY HS | ||
| 1795 | Hamlin Zhang | 39.80 | 10 | B: 38.19 (+1.61s | 4.0%) | Blue Dolphin Swim Team | 01/24/2026 | 2026 PN IST January Invitational Approved | ||
| 1796 | Landon Thomassian | 39.80 | 9 | B: 38.19 (+1.61s | 4.0%) | Almaden Riptide | 11/14/2025 | 2025 Santa Clara Swim Club SC CBA Meet | ||
| 1797 | Greyson Nguyen | 39.80 | 7 | B: 38.19 (+1.61s | 4.0%) | Garden Grove Aquatics | 11/21/2025 | 2025 CA MVN Turkey Classic | ||
| 1798 | William Zhao | 39.82 | 9 | B: 38.19 (+1.63s | 4.1%) | Palo Alto Stanford Aquatics | 11/15/2025 | De Anza Cupertino Aquatics CBA+ Meet | ||
| 1799 | Aaron Xue | 39.82 | 9 | B: 38.19 (+1.63s | 4.1%) | Santa Clara Swim Club | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | ||
| 1800 | Dashel Archer | 39.83 | 10 | B: 38.19 (+1.64s | 4.1%) | Evergreen Hurricanes | 03/14/2025 | 2025 CO NJ Mile High 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.