Western Zone Zone Girls 10 & under - 50 Y Breast
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 | Shayosola Erogbogbo | 55.87 | 10 | B: 54.59 (+1.28s | 2.3%) | Alto Swim Club | 11/15/2025 | Alto Nov 15 16 Fall Frolic | ||
| 2002 | Lilah Lopez | 55.88 | 9 | B: 54.59 (+1.29s | 2.3%) | Waves Aquatics Napa Valley | 01/31/2026 | 2026 Peggy Ramirez Memorial Z3 Winter Champs | ||
| 2003 | Winslow Baum | 55.88 | 10 | B: 54.59 (+1.29s | 2.3%) | La Grande Swim Club | 10/25/2025 | 2025 Spooktacular Swim Meet | ||
| 2004 | Mika Baucum | 55.88 | 9 | B: 54.59 (+1.29s | 2.3%) | Salem Swim Club | 01/24/2026 | Oregon YMCA Championships 2026 | ||
| 2005 | Hollis VanDeburg | 55.90 | 10 | B: 54.59 (+1.31s | 2.3%) | Univ. of Denver Hilltoppers | 02/13/2026 | 2026 CO NJ Groundhog Invite | ||
| 2006 | Audrey Zhou | 55.90 | 9 | B: 54.59 (+1.31s | 2.3%) | Pro Swimming | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | ||
| 2007 | Natalie Sui | 55.91 | 9 | B: 54.59 (+1.32s | 2.4%) | Seattle Metropolitan Aquatic C | 03/28/2026 | 2026 PN Spring Showdown, Div 2 Approved | ||
| 2008 | Caroline Marshall | 55.93 | 10 | B: 54.59 (+1.34s | 2.4%) | Star Aquatics | 10/03/2025 | 2025 STAR September Friday Night At The Races | ||
| 2009 | Isla Harris | 55.93 | 10 | B: 54.59 (+1.34s | 2.4%) | Seaside Aquatic Club | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | ||
| 2010 | Eydis Lilly-Erickson | 55.93 | 8 | B: 54.59 (+1.34s | 2.4%) | Montclair Swim Team | 02/20/2026 | Pacific Swim SCY C B BB+ Meet Hosted By TERA | ||
| 2011 | Declan O'Connor | 55.95 | 9 | B: 54.59 (+1.36s | 2.4%) | Los Angeles Swim Club | 12/06/2025 | 2025 CA CANY Candy Cane | ||
| 2012 | Freya Madson | 55.95 | 10 | B: 54.59 (+1.36s | 2.4%) | Loveland Swim Club | 12/13/2024 | 2024 CO Loveland Holiday Showdown | ||
| 2013 | Charlotte Lai-Ong-Teung | 55.96 | 8 | B: 54.59 (+1.37s | 2.4%) | Alto Swim Club | 03/07/2026 | DACA CBA Meet | ||
| 2014 | Kathryn Barrett | 55.96 | 10 | B: 54.59 (+1.37s | 2.4%) | Excel Aquatics | 01/16/2026 | 2026 TYR Mardi Gras Invite | ||
| 2015 | Lana Gallagher | 55.97 | 8 | B: 54.59 (+1.38s | 2.5%) | Sunnyvale Swim Club | 02/07/2026 | PASA CBA+ SCY Meet Feb 2026 | ||
| 2016 | Tu Ha | 55.98 | 9 | B: 54.59 (+1.39s | 2.5%) | David Douglas | 02/13/2026 | 2026 OR HS 6A 4 | ||
| 2017 | May Lemberg | 55.98 | 9 | B: 54.59 (+1.39s | 2.5%) | West Coast Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div 3 Approved | ||
| 2018 | Ella Roberts | 55.98 | 8 | B: 54.59 (+1.39s | 2.5%) | Denver Swim Academy | 02/14/2026 | 2026 CO ACES Winter Open | ||
| 2019 | Cammie Shea | 55.99 | 10 | B: 54.59 (+1.40s | 2.5%) | Spokane Sea Serpents | 10/19/2024 | 2024 SWAT Fall Challenge | ||
| 2020 | Kyrie Vargas | 55.99 | 8 | B: 54.59 (+1.40s | 2.5%) | South Bay Aquatics | 01/31/2026 | 2026 SBA All Ages NTS Meet | ||
| 2021 | Sophia Hiyane | 56.01 | 7 | B: 54.59 (+1.42s | 2.5%) | Rainbow Aquatics | 01/11/2026 | ABC SCY Meet | ||
| 2022 | Advika Sharma | 56.02 | 9 | B: 54.59 (+1.43s | 2.6%) | Spokane Waves Aquatic Team | 01/16/2026 | 2026 Hells Canyon Invitational | ||
| 2023 | Elise Tokunaga | 56.02 | 9 | B: 54.59 (+1.43s | 2.6%) | Beaverton Area Aquatics Club | 01/23/2026 | 2026 TTSC Winter Qualifier | ||
| 2024 | Shikha Tiwari | 56.04 | 10 | B: 54.59 (+1.45s | 2.6%) | Otter Swim Club | 03/28/2026 | LAMV C B A+ Meet | ||
| 2025 | Indiana Harvey | 56.04 | 10 | B: 54.59 (+1.45s | 2.6%) | Durango Swim Club | 01/16/2026 | 2026 CO MAValanche Invitational | ||
| 2026 | Zoe Yanakiev | 56.05 | 9 | B: 54.59 (+1.46s | 2.6%) | Mission Valley YMCA | 03/21/2026 | 2026 SI CAST All Ages NTS Meet South | ||
| 2027 | Jane Senescu | 56.06 | 9 | B: 54.59 (+1.47s | 2.6%) | Palo Alto Stanford Aquatics | 10/25/2025 | TYR BAC SPOOKY FALL CLASSIC | ||
| 2028 | Adelyse Turner | 56.06 | 8 | B: 54.59 (+1.47s | 2.6%) | Socal Aquatics Association | 11/21/2025 | 2025 CA MVN Turkey Classic | ||
| 2029 | Annabelle Zhou | 56.07 | 10 | B: 54.59 (+1.48s | 2.6%) | Highland Dolphins Aquatic Club | 10/25/2025 | TYR BAC SPOOKY FALL CLASSIC | ||
| 2030 | Ella Zhang | 56.07 | 9 | B: 54.59 (+1.48s | 2.6%) | Palo Alto Stanford Aquatics | 03/07/2026 | 2026 PASA Last Chance For JO S | ||
| 2031 | Nora Gibson | 56.08 | 10 | B: 54.59 (+1.49s | 2.7%) | North Jeffco Swim Team | 12/12/2025 | 2025 CO NJ Blizzard Invite | ||
| 2032 | Sasha Sampson | 56.08 | 10 | B: 54.59 (+1.49s | 2.7%) | Lake Oswego Swim Club | 05/10/2025 | HRVST Spring Sprinter | ||
| 2033 | Aura Pascu | 56.08 | 8 | B: 54.59 (+1.49s | 2.7%) | North Bay Aquatics | 01/17/2026 | PC PRNA Final Splash To The Championship CBA+ | ||
| 2034 | Skylar Mennella | 56.12 | 10 | B: 54.59 (+1.53s | 2.7%) | Seattle Metropolitan Aquatic C | 12/06/2025 | 2025 PN Fall Divisionals, Division 1 OCA | ||
| 2035 | Anabelle Grasse | 56.13 | 9 | B: 54.59 (+1.54s | 2.7%) | Kamehameha Swim Club | 01/11/2026 | ABC SCY Meet | ||
| 2036 | Hudsyn Burns | 56.13 | 10 | B: 54.59 (+1.54s | 2.7%) | North Coast Aquatics | 01/31/2026 | 2026 SI HSA All Ages NTS Meet | ||
| 2037 | Tiffany Yuen | 56.13 | 10 | B: 54.59 (+1.54s | 2.7%) | Daly City Dolphins | 12/14/2024 | 2024 DCD Winter Holiday Spalsh | ||
| 2038 | Lilinoe Silva | 56.14 | 10 | B: 54.59 (+1.55s | 2.8%) | Swim Kauai Aquatics | 02/07/2026 | SKA Home Meet 2726 | ||
| 2039 | Audrey Rainow | 56.15 | 8 | B: 54.59 (+1.56s | 2.8%) | Thunder Coast Aquatics | 11/08/2025 | TCA PC November SC C B A+ | ||
| 2040 | Evelyn Samaniego | 56.16 | 10 | B: 54.59 (+1.57s | 2.8%) | Palo Alto Stanford Aquatics | 10/25/2025 | TYR BAC SPOOKY FALL CLASSIC | ||
| 2041 | Claire Bloomfield | 56.17 | 9 | B: 54.59 (+1.58s | 2.8%) | Legacy Aquatics | 02/06/2026 | Legacy Aquatics Spring Qualifier | ||
| 2042 | Cora Artz | 56.17 | 9 | B: 54.59 (+1.58s | 2.8%) | Form Swim Team | 02/01/2026 | 2026 CO FORM February Freeze | ||
| 2043 | Alexis Parson | 56.17 | 9 | B: 54.59 (+1.58s | 2.8%) | North Jeffco Swim Team | 03/13/2026 | Mile High Championship Invitational | ||
| 2044 | Raquel Engel | 56.17 | 10 | B: 54.59 (+1.58s | 2.8%) | Piedmont Swim Team | 03/28/2026 | Piedmont Swim Team C B BB+ | ||
| 2045 | Gauri Payagond | 56.18 | 10 | B: 54.59 (+1.59s | 2.8%) | Rancho San Dieguito | 10/11/2025 | 2025 SI RSD All Ages B C Meet | ||
| 2046 | Laura Schneider | 56.18 | 9 | B: 54.59 (+1.59s | 2.8%) | DeAnza Cupertino Aquatics | 10/11/2025 | 2025 DACA SC CBA Meet | ||
| 2047 | Emilia Noronha | 56.18 | 9 | B: 54.59 (+1.59s | 2.8%) | The Olympic Club | 11/08/2025 | TCA PC November SC C B A+ | ||
| 2048 | Kieren Killoran-Martinez | 56.20 | 9 | B: 54.59 (+1.61s | 2.9%) | Seattle Metropolitan Aquatic C | 01/31/2026 | 2026 PN KING Beast IMX IMR Invitational Appr | ||
| 2049 | Josephina Olson | 56.21 | 9 | B: 54.59 (+1.62s | 2.9%) | Barracuda Aquatic Club | 11/14/2025 | November Meet 2025 | ||
| 2050 | Emma Roberts | 56.22 | 10 | B: 54.59 (+1.63s | 2.9%) | North Coast Aquatics | 01/31/2026 | 2026 SI HSA All Ages NTS Meet | ||
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.