Western Zone Zone Boys 10 & under - 25 Y Back
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 151 | Sebastian Dudenko | 20.28 | 8 | California Dolphins Swim Team | 03/28/2026 | PC CDST SC C B BB+ Meet | |||
| 152 | Ishaan Karunanayake | 20.29 | 10 | Alto Swim Club | 01/13/2024 | South San Francisco C B A+ | |||
| 153 | Rylan Brill | 20.36 | 9 | CAC Stingrays Swim Team | 01/03/2025 | 2025 CO COSA New Year Open | |||
| 154 | David Son | 20.36 | 9 | Mission Aurora Colorado Swimmi | 12/12/2025 | 2025 CO NJ Blizzard Invite | |||
| 155 | Cooper Klem | 20.37 | 9 | Cascade Swim Club | 03/01/2025 | 2025 PN CSC Mystery Meet | |||
| 156 | Leo Sauter | 20.39 | 8 | Apex | 10/17/2025 | 2025 CST Harvest Open | |||
| 157 | Max Villagomez | 20.39 | 8 | Cascade Swim Club | 02/01/2026 | 2026 PN CSC February Mini Meet Approved | |||
| 158 | Thomas Cooke | 20.41 | 9 | Aptos Cabrillo Swim Club | 07/18/2025 | CVAL | |||
| 159 | Lucas Jiang | 20.43 | 9 | Santa Clara Swim Club | 09/14/2024 | Milpitas Aquatic Club SC CBA+ Meet | |||
| 160 | Owen Friedman | 20.43 | 8 | Legacy Aquatics | 01/16/2026 | 2026 THSC 14 U Winter Showcase | |||
| 161 | Arthur Shackelton | 20.44 | 9 | Lakeridge Swim Team | 01/17/2025 | 2025 Blizzard Blast Swim Meet | |||
| 162 | Joseph Pelleriti | 20.44 | 9 | Pacific Coast Marlins | 10/11/2025 | VJO Sprint For The Golden Ticket CBA+ 2025 | |||
| 163 | Greyson Eatherly | 20.44 | 10 | Cascade Swim Club | 01/19/2025 | 2025 PN BC 26th Annual Snowflake Classic | |||
| 164 | Channing Pepper | 20.45 | 10 | Seals Aquatics | 11/23/2024 | Thankswimming Classic 2024 | |||
| 165 | Jeremy Zhao | 20.46 | 9 | Quicksilver Swimming | 10/11/2025 | QSS Santa Cruz Competenicia C B A+ | |||
| 166 | Isaiah Bridge | 20.46 | 10 | Redmond Aquatic Club | 11/01/2024 | 2024 McSwimville Invitational | |||
| 167 | Colby Boylan | 20.47 | 7 | Castle Rock Swimming | 01/04/2026 | 2026 CO AAC Sprint Eliminator Invite | |||
| 168 | Christopher Roeder | 20.49 | 10 | Aspen Swim Club | 10/12/2024 | 2024 CO Autumn Aspen Meet | |||
| 169 | Jayden Huang | 20.50 | 9 | Life Time Colorado Swim Club | 01/02/2026 | 2026 CO COSA New Year Open | |||
| 170 | Conner Lo | 20.50 | 10 | DeAnza Cupertino Aquatics | 10/27/2023 | 2023 SUNN Fall Classic | |||
| 171 | Charles Knigge | 20.51 | 10 | Spokane Waves Aquatic Team | 10/19/2024 | 2024 SWAT Fall Challenge | |||
| 172 | Smith Larsen | 20.53 | 9 | Magic Valley Marlins | 10/19/2024 | Spook Splash 2024 | |||
| 173 | Emerson Wescott | 20.54 | 10 | Stingray Swim Team | 01/24/2026 | 2026 PN IST January Invitational Approved | |||
| 174 | Sebastian Lam | 20.56 | 8 | Bellevue Club Swim Team | 12/06/2025 | 2025 PN Fall Divisionals, Division 1 OCA | |||
| 175 | Emmett Chen | 20.57 | 10 | Crow Canyon Sharks | 09/16/2023 | Crow Canyon Sharks Shortcourse C B BB+ | |||
| 176 | Aleksander Zuev | 20.59 | 9 | Foothills Swim Team | 01/17/2025 | 2025 CO CUDA Classic | |||
| 177 | Harrison Kay | 20.59 | 9 | Legacy Aquatics | 02/22/2025 | 2025 Arena Short Course 10 U Championships | |||
| 178 | Daniel Rondel | 20.60 | 9 | Wave Aquatics | 09/27/2025 | 2025 PN SSCD Autumn Open | |||
| 179 | Cyrus Yang | 20.62 | 10 | Quicksilver Swimming | 04/20/2024 | 2024 Pacific Swimming 10 U Championships | |||
| 180 | Isko Basic | 20.62 | 9 | Olympus Aquatics | 12/18/2025 | 2025 OA IMR II Copied | |||
| 181 | Ryder Snow | 20.64 | 9 | Apex | 01/02/2026 | 2026 CST Shark Chase Invitational | |||
| 182 | Enoch Wang | 20.66 | 8 | Bainbridge Island Swim Club | 12/06/2025 | 2025 PN Fall Divisionals, Division 1 OCA | |||
| 183 | Andreas Kwiram | 20.66 | 9 | Hills Hurricane Swimming | 02/01/2025 | Zone 2 Winter Championship Meet | |||
| 184 | Ivan Smarshchok | 20.67 | 8 | King Aquatic Club | 09/27/2025 | 2025 PN IST Sockeye Sprints | |||
| 185 | Carson Yin | 20.67 | 10 | Tualatin Hills Swim Club | 01/31/2025 | 2025 THSC January FNT | |||
| 186 | Luke Xu | 20.67 | 8 | Seattle Metropolitan Aquatic C | 02/08/2026 | 2026 PN SMAC February Mini Meet Approved | |||
| 187 | Owen Zhuang | 20.67 | 10 | Santa Clara Swim Club | 01/26/2024 | 2024 Brian Malick Memorial Z1S Championships | |||
| 188 | Dawson Peterson | 20.68 | 8 | Aquawolves Swimming | 01/04/2026 | 2026 CO AAC Sprint Eliminator Invite | |||
| 189 | Andrew DiPaulo | 20.69 | 9 | Denver Athletic Club Swim Team | 10/18/2024 | 2024 CO Scary FAST Invite | |||
| 190 | Finn Swarts | 20.71 | 7 | North Jeffco Swim Team | 03/13/2026 | Mile High Championship Invitational | |||
| 191 | Brody Puska | 20.72 | 9 | Apex | 01/23/2026 | 2026 TTSC Winter Qualifier | |||
| 192 | Carson Kocher | 20.73 | 8 | SlipStream Aquatics | 01/09/2026 | 2026 CO NJ Narwhal Invitational | |||
| 193 | Luke Cam | 20.73 | 9 | Aces Swim Club | 11/23/2024 | 2024 CO CUDA Pentathlon XXXVII | |||
| 194 | Jackson Porter | 20.73 | 10 | Stingray Swim Team | 11/15/2025 | 2025 PN IST November Invitational | |||
| 195 | Mykhail Zolotukhin | 20.75 | 8 | Santa Clara Swim Club | 02/21/2026 | Pacific Swimming 10 U SCY Championship | |||
| 196 | Jayden Yang | 20.76 | 9 | Pacific Dragons Swim Team | 03/08/2025 | 2025 PN PDST March Pentathlon And Last Chance | |||
| 197 | Wyatt Bradshaw | 20.76 | 9 | Murray Aquatic Club | 11/20/2025 | 2025 MAC Thanksgiving Mini Meet | |||
| 198 | Jose Ramos Morales | 20.78 | 9 | Denver Triton Swim Team | 11/24/2024 | 2024 CO HRA SBL Turket Trot | |||
| 199 | Parker Blaine | 20.81 | 8 | Montrose Marlins Swim Club | 01/24/2026 | 2026 CO Montrose Marlins Polar Plunge | |||
| 200 | Amar Alwattar | 20.83 | 10 | Montclair Swim Team | 05/19/2024 | Montclair 14 U Pentathlon | |||
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.