Western Zone Zone Girls 10 & under - 50 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2001 | Eva Cole | 49.36 | 8 | B: 48.59 (+0.77s | 1.6%) | Maui Dolphins Swim Club | 10/24/2026 | 2026 MAGSA 12 Under ABC SCY Meet | ||
| 2002 | Marlo Brown | 49.37 | 9 | B: 48.59 (+0.78s | 1.6%) | Aquawolves Swimming | 02/14/2026 | 2026 CO AQUA February Home Meet | ||
| 2003 | Alexis Morrison | 49.38 | 9 | B: 48.59 (+0.79s | 1.6%) | Sparks Piranhas Swim Team | 10/17/2025 | 2025 KING OF THE HILL CHALLENGE | ||
| 2004 | Elise Chan | 49.39 | 10 | B: 48.59 (+0.80s | 1.6%) | West Coast Aquatics | 08/01/2026 | 2026 PN MMSC NCSSL Champs Approved | ||
| 2005 | Bailey Nguyen | 49.40 | 10 | B: 48.59 (+0.81s | 1.6%) | Valley Splash | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | ||
| 2006 | Carmen Wood | 49.42 | 9 | B: 48.59 (+0.83s | 1.7%) | Wasatch Swim Club | 10/23/2025 | Mike Harper Mini Meet | ||
| 2007 | Elizaveta Kolchanova | 49.44 | 9 | B: 48.59 (+0.85s | 1.7%) | Los Gatos Swim Club | 10/03/2026 | Quicksilver Santa Cruz Competencia 2026 | ||
| 2008 | Lausanne Doan | 49.44 | 9 | B: 48.59 (+0.85s | 1.7%) | Seattle Metropolitan Aquatic C | 03/28/2026 | 2026 PN Spring Showdown, Div 2 Approved | ||
| 2009 | Allie Labaya | 49.45 | 10 | B: 48.59 (+0.86s | 1.7%) | Form Swim Team | 12/15/2024 | 2024 CO FORM Winter Open | ||
| 2010 | Joyce Gui | 49.45 | 9 | B: 48.59 (+0.86s | 1.7%) | Chinook Aquatic Club | 06/19/2026 | 2026 PN SRST Summer Invitational Approved | ||
| 2011 | McKinlee Maksimowicz | 49.45 | 9 | B: 48.59 (+0.86s | 1.7%) | Life Time Colorado Swim Club | 02/13/2026 | 2026 CO Valentine Open | ||
| 2012 | Mica Esguerra | 49.46 | 10 | B: 48.59 (+0.87s | 1.8%) | Livermore AquaCowboys | 11/08/2025 | Brentwood Seawolves SCY C B BB+ | ||
| 2013 | Harini Iyer | 49.46 | 9 | B: 48.59 (+0.87s | 1.8%) | DeAnza Cupertino Aquatics | 10/03/2026 | 2026 De Anza Cupertino Aquatics SC CBA Meet | ||
| 2014 | Kennedy Gray | 49.47 | 9 | B: 48.59 (+0.88s | 1.8%) | Excel Aquatics | 12/13/2025 | 2025 Ho Ho Ho Holiday 12 Under Meet | ||
| 2015 | Eleanor Williams | 49.48 | 9 | B: 48.59 (+0.89s | 1.8%) | Mount Hood Aquatics | 01/23/2026 | 2026 TTSC Winter Qualifier | ||
| 2016 | Hailey Wong | 49.48 | 10 | B: 48.59 (+0.89s | 1.8%) | Pacifica Sea Lions | 09/18/2026 | PSL Pacifica Season Launch CBA+ Meet | ||
| 2017 | Charley Dohman | 49.50 | 9 | B: 48.59 (+0.91s | 1.8%) | Salem Swim Club | 04/24/2026 | 2026 Newport Swim Team Wray Open | ||
| 2018 | Arwen Tawee | 49.50 | 7 | B: 48.59 (+0.91s | 1.8%) | South San Francisco Aquatics | 09/18/2026 | PSL Pacifica Season Launch CBA+ Meet | ||
| 2019 | Elliott Morgan | 49.50 | 8 | B: 48.59 (+0.91s | 1.8%) | Hawaii Swimming Club | 09/05/2026 | OSL A+ Sprint Pentathlon Copied | ||
| 2020 | Talise Hall | 49.51 | 8 | B: 48.59 (+0.92s | 1.9%) | South San Francisco Aquatics | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | ||
| 2021 | Aida Nasri | 49.51 | 7 | B: 48.59 (+0.92s | 1.9%) | Life Time Northern California | 10/17/2026 | Pumpkin Meet, Oct 2026 | ||
| 2022 | Grace Cheng | 49.51 | 10 | B: 48.59 (+0.92s | 1.9%) | Bellingham Bay Swim Team | 07/11/2026 | 2026 BBST Final Summer Splash Invite Approved | ||
| 2023 | Hannah Kragt | 49.51 | 8 | B: 48.59 (+0.92s | 1.9%) | Tualatin Hills Swim Club | 01/16/2026 | 2026 THSC 14 U Winter Showcase | ||
| 2024 | Oleksandra Osadcha | 49.52 | 9 | B: 48.59 (+0.93s | 1.9%) | Terrapins Swim Team | 02/20/2026 | Pacific Swim SCY C B BB+ Meet Hosted By TERA | ||
| 2025 | Alex Chou | 49.52 | 9 | B: 48.59 (+0.93s | 1.9%) | University Club Swimming | 10/16/2026 | All Treats No Tricks Candy Meet Block Party | ||
| 2026 | Kynleigh Miner | 49.53 | 10 | B: 48.59 (+0.94s | 1.9%) | La Junta Tigersharks | 07/31/2026 | 2026 CO Scottie Aschermann Memorial | ||
| 2027 | Lily Li | 49.54 | 9 | B: 48.59 (+0.95s | 1.9%) | Issaquah Swim Team | 10/18/2025 | 2025 PN IST Fall Open | ||
| 2028 | Mina Yin | 49.54 | 9 | B: 48.59 (+0.95s | 1.9%) | Bellevue Club Swim Team | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | ||
| 2029 | Aubrey Hickman | 49.54 | 9 | B: 48.59 (+0.95s | 1.9%) | Ski Hi Aquatics | 07/31/2026 | 2026 CO Scottie Aschermann Memorial | ||
| 2030 | Kalista Choo | 49.54 | 9 | B: 48.59 (+0.95s | 1.9%) | Alameda Gators | 10/18/2025 | PC CDST SC C B BB+ | ||
| 2031 | Kira Liao | 49.54 | 9 | B: 48.59 (+0.95s | 1.9%) | Palo Alto Stanford Aquatics | 07/20/2025 | 2025 PASA Summer Palooza | ||
| 2032 | Kayden Chen | 49.54 | 9 | B: 48.59 (+0.95s | 1.9%) | Sunnyvale Swim Club | 10/24/2026 | SUNN Fall Classic 2026 | ||
| 2033 | Claire Mason | 49.55 | 9 | B: 48.59 (+0.96s | 1.9%) | Corvallis Aquatic Team | 03/14/2026 | 2026 CAT Spring Invite | ||
| 2034 | Jae Hong-Matsuki | 49.55 | 7 | B: 48.59 (+0.96s | 1.9%) | Splash Aquatics | 09/19/2026 | OSL IMX Meet | ||
| 2035 | Pippa Ewell | 49.56 | 10 | B: 48.59 (+0.97s | 2.0%) | Wasatch Swim Club | 02/28/2025 | Beehive Finale 2025 | ||
| 2036 | Isabella Maendel | 49.59 | 10 | B: 48.59 (+1.00s | 2.0%) | Ski Hi Aquatics | 07/11/2026 | 2026 CO Canon City Swim Meet | ||
| 2037 | Miriam GreenRose | 49.61 | 9 | B: 48.59 (+1.02s | 2.1%) | Aurora Swim Team | 11/21/2025 | NLSC Sprint Classic | ||
| 2038 | Giselle Buczkowski | 49.63 | 10 | B: 48.59 (+1.04s | 2.1%) | Swim Dogs | 01/23/2026 | 2026 CO TOPS Colorado Open | ||
| 2039 | Ellie Hostetler | 49.63 | 9 | B: 48.59 (+1.04s | 2.1%) | Apex | 02/15/2026 | 2026 OR CB Valentine Last Chance Invitational | ||
| 2040 | Marley Deveraux | 49.63 | 8 | B: 48.59 (+1.04s | 2.1%) | Island Aquatics | 10/10/2026 | 2026 MAGSA SCY A 2 Swim Meet | ||
| 2041 | Nora Dachs | 49.63 | 10 | B: 48.59 (+1.04s | 2.1%) | Otter Swim Club | 03/07/2026 | 2026 PASA Last Chance For JO S | ||
| 2042 | Avery Wang | 49.64 | 7 | B: 48.59 (+1.05s | 2.1%) | Sawtooth Aquatic Club | 04/05/2025 | April Pools 2025 | ||
| 2043 | Mari Collantes | 49.64 | 9 | B: 48.59 (+1.05s | 2.1%) | Manta Ray Aquatics | 10/04/2026 | 2026 SI SEA Rising Stars Series Meet 1 | ||
| 2044 | Madeline Lindberg | 49.64 | 8 | B: 48.59 (+1.05s | 2.1%) | Wave Aquatics | 10/16/2026 | 2026 PN VAST Fall Classic Invite Approved | ||
| 2045 | Ellery Delgado | 49.65 | 10 | B: 48.59 (+1.06s | 2.1%) | Boulder City Henderson Swim Te | 11/08/2024 | 2024 NV State Championships | ||
| 2046 | Elizabeth Atchison | 49.65 | 8 | B: 48.59 (+1.06s | 2.1%) | Bainbridge Island Swim Club | 10/16/2026 | 2026 PN VAST Fall Classic Invite Approved | ||
| 2047 | Olivia Derenthal | 49.66 | 10 | B: 48.59 (+1.07s | 2.2%) | Mission Valley YMCA | 10/17/2026 | 2026 SI SBA All Ages NTS Meet | ||
| 2048 | Jana Najme | 49.67 | 9 | B: 48.59 (+1.08s | 2.2%) | Sacramento Aquatics Club | 09/13/2026 | Hot Dog Meet, Sept 2026 | ||
| 2049 | Claire Kelly | 49.67 | 10 | B: 48.59 (+1.08s | 2.2%) | Issaquah Swim Team | 09/26/2026 | 2026 PN IST Sockeye Sprints Approved | ||
| 2050 | Olivia Kassis | 49.67 | 10 | B: 48.59 (+1.08s | 2.2%) | Stingray Swim Team | 05/15/2026 | 2026 PN SRST Pacific Coast Invitational App | ||
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.